Wednesday, August 31, 2011

Ebooks, a Technological Way to Share Knowledge


Who said you can't get anything for free? Many e-books on various topics are available to download free of charge.

The only free paper books most people ever got were the ones that were presented as gifts. E-books created a revolution in the way information is transferred, shared and experienced. With the creation of e-books almost anyone anywhere can get access to anything of interest, and a lot of times it is available for free. Free e-books websites exist on every topic possible.

Free e-books are not piracy and can be downloaded online from a site offering free materials. A simple online search will present anyone with variety of free e-book resources. Literature, in any language, is available to be downloaded at absolutely no charge to be enjoyed by readers all over the world. The advantage of this new idea is that where previously people had to sometimes search extensively for a copy of a book they wanted, often times paying a lot more than the actual value just to get their hands on the desired literature, now online access makes it possible to find any piece of literature needed within a matter of only minutes.

People never have to worry anymore about losing a favorite book, not being able to buy it anywhere because it is out of print or simply spending too much money to get it. Lost a copy of your latest ebook? No problem, another copy is only one download away. You can also save backup copies of your favorite e-books on your computer's hard drive for easy access.




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Scope of Careers in Electronics Engineering Technology


Why Electronics Engineering Technology?

The demand of the electronics engineering professionals can be explained from the fact that every industry today like telecommunications, domestic appliances sector, medical equipments, mobile phones, automotive systems and navigational systems requires expert knowledge in electronics domain. Electronic technology focuses on practical aspects of electronics profession rather than mathematics drenched research part of it.

Qualification of an Electronics Technology Professional

Individuals who want to become an technician can go for a 2-year associate degree to make a flourishing career. This degree is basic for the entry level position in the market and you can go for the advance level by enrolling for 4-year course too.

There are many universities and polytechnic colleges which offer the associate degrees for the electronics technicians. But the screw point is that out of these only a few are accredited. Cleveland Institute of Electronics (CIE), Penn Foster Career School and Grantham University offers accredited courses in this domain

Some universities like Old Dominion University offer bachelor degree in electronics engineering technology. Many colleges also provide you online education facility to learn the hands-on concept in this arena.

Job opportunities for Engineering Technology Professional

Job opportunities are tilted in favor of electronic engineering technician as compared to their degree counterparts. The statistics show that there are 182,000technicians workings all over America as compared to 143,000 engineers. The only pitfall is that the technicians fall below engineers in the work hierarchy and their entry level salary is also low.

The income factor of the electronic engineering technician can be overcome in the long run. The technicians once established can go for 4-years degree course to enhance their skill set and can get a hike in their pay scale. The average salary of a technician in US is $46000 which is quite comparable to that of engineers at $52000.




The profession of an electronic engineering technician is a promising and flourishing one. Even if every job on earth gets computerized, even then these technicians will have jobs to do. You can know more about the state universities to enroll yourself for one of the courses in this.




Tuesday, August 30, 2011

Problems Exposed In Dual Format High Def DVD Technology


Very few companies get the implementation of new technology completely right the first time around, and LG seems to be no exception with its new Super Multi Blue Player which is designed to play high definition DVD's in both HD-DVD and Blu-ray formats. That's according to a journalist with USA Today.

The Super Multi Blue Player has earned wide spread recognition and praise for this possibility that it could broker a peace between Toshiba, which created the HD-DVD format, and Sony, which created that Blu-ray format. Although both formats are based on similar technology that's able to encode much more data onto a disc than is possible with a standard DVD, the player of one format can't play discs of another format. The result has been a format war that has scared many would be consumers away from buying players of either format because of fear of being left with the losing technology. Because of this fear of buying into a losing technology, the Super Multi Blue Player is a safe bet: no matter which format wins out in the end, the device will be able to play discs in the winning format.

The main problem with the Super Multi Blue Player according to the article is that it costs too much. It's true that with a retail price of almost $1200, many consumers will be scared off from buying it. One of the supporting arguments for why this device costs too much is that it's too far above the price of standard DVD players. The article elaborates by pointing out that the original DVD technology was a much bigger step above VHS video cassette technology than High Def DVD technology is above standard DVD technology. In the end analysis, the article argues, the Super Multi Blue Player simply isn't worth so much more money than a standard DVD player.

While a $1200 price tag may be too steep for many consumers, the journalist seems to be missing the real question. The real question concerning the Super Multi Blue Player's price is whether or not the difference between it and a Blu-ray player or an HD-DVD player is worth the extra peace of mind of the consumer knowing that he or she won't have an obsolete machine when Sony and Toshiba have finally hashed everything out.

One fact that supports the idea that the Super Multi Blue Player may be cost effective is that it still costs less than the option of buying both a Blu-ray and an HD-DVD player separately. But only barely, and the advantage could evaporate with the possible introduction of lower priced Blu-ray players later this year. Then the question will concern whether or not the cost of devices like the Super Multi Blue Player can come down faster than HD-DVD players and Blu-ray players.

Another issue with the Super Multi Blue Player is that it doesn't come with an HDMI cable which is necessary for connection to an HDTV. Plus the device has the annoying traits of not playing normal CD's or taking full advantage of a lot of the bonus features of HD-DVD's.

While the journalist can be criticized for comparing the Super Multi Blue Player to standard DVD players, he's hit the nail on the head with some of the shortcomings of the actual device.




E.Sanderson writes articles about the latest developments in technology, electronics, and satellite TV. She'd like to inform you about the latest Dish Network services and how you can find the best Dish TV Deals.




New Technology Provides Alternatives To HDTV DVD's


A lot of people are hesitant to make an investment in high definition DVD technology and for good reason. Any new technology needs some time to be debugged so that it can function smoothly and deliver the performance that mainstream consumers expect, but since HDTV DVD technology has been out for over a year, that shouldn't really be a concern. The thing that is a concern for many consumers though is that there are two formats of high def DVD's that can't be played with each other's players. This hearkens back to the days when VHS and Betamax were dueling for supremacy over the video cassette market. When the dust settled after that format war, many people were left with useless Betamax players an no source of new video cassettes to play on them. Now there's widespread fear that the same could happen to anyone who invests in the high def DVD format that doesn't win the present format war.

There are some things that consumers can do in order to enjoy many of the benefits of HDTV movies without actually buying a Blu-ray player or an HD-DVD player. The most cost effective thing to do would probably be to buy an upconverting DVD player. This device plays standard definition DVD's and upconverts the video that comes from them so that it resembles HDTV resolutions. While an upconverted picture isn't as good as a real HDTV picture, it's significantly better than standard definition. This will also provide a way for you to breath new life into older DVD's.

Another option is to download movies in HDTV format. This can be accomplished through Microsoft's Xbox 360, the Apple TV, and several other devices. While the option of downloading High Def movies does circumvent having to use high def DVD's, it's not without its problems. In the case of the Apple TV, it can only get movies from iTunes, it only handles video with a resolution of up to 720p, and the picture that it produces at that resolution is quite grainy. The Xbox 360 doesn't really have problems with the quality of the picture, but the downloads can take extremely long times- sometimes upwards of an hour.

Another option comes in the form of the Vudu. The Vudu is a set top box that downloads video from the Internet and then upconverts the video to HDTV resolutions before displaying it on your TV. While this does eliminate the need for any kind of DVD, like upconverting DVD players, it produces a picture that's less than ideal because of the upconversion.

Another option still, is to get a high def DVD player that's part of another devices that you want anyway. For example, if you want the latest version of Sony's Play Station video game system, you'll get the built in Blu-ray disc player. In fact, there's no way not to get a Blu-ray disc player. If you already have Microsoft's Xbox 360, you can get an optional drive that will play HD-DVD's. If you want the video game system anyway, either of these two alternatives will probably cost you less than getting the video gaming system and a stand alone high def DVD player.

Whatever you decide, hopefully it should be helpful to know that there are alternatives to investing directly in high def DVD technology before you're ready.




E. Sanderson writes articles about the latest developments in technology, electronics, and satellite TV. She'd like to inform you about the latest Dish TV services and how you can find the best Dishnet HD Promotions.




Older Film Technology Allows HD Remastering of Old Reruns


The growing demand for High Definition Television sets creates some problems when it comes to finding programming to view on them. Some television providers have taken the initiative to produce new programming in High Definition. This is evident in a number of newly offered High Definition channels like HDNet which provides access to special events, concerts, documentaries, news, and travel programs all in High Def. Equator HD and Discovery HD Theater both produce original content in High Definition as do Gallery HD, Ultra HD, and Rush HD. A number of other channels like Monsters HD and Kung Fu HD feature remastered older movies for their content. Although most of these movies probably weren't deliberately filmed in the High Definition format, the fact that they have the wide screen 16:9 aspect ratio required for High Definition and were filmed in a high resolution so that the images would be maintained on a large screen, makes them ideal for High Definition programming.

We see a potential problem though when people start to talk about remastering old television shows, like Gilligan's Island and Star Trek, to meet High Definition requirements. The fact that they have a lower resolution than High Def requires isn't much of a problem- presumably it would be possible to go in and digitally add more detail to the picture on the pixel by pixel level. The problem comes from the fact that all of those old shows had a 4:3 aspect ratio designed to fit normal standard definition televisions.

It's easy enough to turn a 16:9 aspect ratio into a 4:3 aspect ratio. It's done all the time and that's what's meant by the statement you often see when you watch a video cassette of a movie: "This film has been modified from it's original version. It has been reformatted to fit your screen." When a 16:9 movie is reformatted, that means that the 16:9 picture has been compressed so that everything and everyone in the picture appears unnaturally tall and skinny, or the left and right side of the picture have been chopped off so that it will fit on the screen. The latter is more common, although some DVD players will do the former automatically. The other solution is to display the entire 16:9 picture on the 4:3 screen and black out the top and the bottom so that it maintains it's original format and all the images keep their proper proportions.

The idea that someone might attempt to make a 4:3 image to fill up a 16:9 screen is even more troubling. Conceivably it would be possible to digitally stretch the picture horizontally to take up the whole screen, but that would make everything look even more ridiculous than the equivalent process described above. It would also be possible to display the image with 4:3 proportions on a 16:9 screen and black out the unused left and right of the screen, but that would defeat the point of High Definition. So why not chop off the top and or the bottom of the 4:3 image and have what's left over take up the entire 16:9 screen? This solution is of course unacceptable because it wouldn't allow us to see Gilligan's trademark hat or Mr. Spock's pointy ears!

Fortunately Hollywood was looking out for us. Even though they couldn't have guessed about the advent of High Definition Television back in the sixties, they were courteous enough to film everything in 16:9. This practice was maintained all the way through the nineties. As a result all we have to do to get HDTV versions of our old reruns is to go back to the film vaults and remaster the original films. Sometimes the old ways are the best ways, and we can be thankful that Hollywood didn't give in to the temptation to film everything on video tape!




J. Hall writes articles for consumers who want to find the best new technology currently available. She has written for many major publications about the latest television deals and promotions and how buyers can find the best discounts.




Monday, August 29, 2011

The Electronic Technology Plays an Important Role in the National Defence Industry


When we talk about the relationship between the electronic technology and traditional national defence industry, the question what the help can the electronic technology provides to national defence industry is always put forward. A formula can solve such a question: for the medium murderous aggressive weapon, its lethality will improve twenty percent to twenty five percent if the accuracy increases ten percent. If the accuracy increases from one hundred meters to two hundred meters, the lethality will improve ten times. Therefore, most of the technical innovations throughout the process of manufacture are based on the development of electronic technology.

No matter used to attack or defence, the electronic technology is the effective method to improve the value of the weapons and facilities. When it comes to the future battle, the basic performance can not be the only norm to weigh the fighting capacity, the role that the electric system played will be more and more important. Take the fighter jet for instance, the F-22 in American and the king tiao in Russia are the most advanced fighter jets. Compared with the King Tiao, the technical specification of American F-22 can not match itï¼OEbut the Russians are not sure to win the F-22. The single indicator do not decide the all. Every step of the air battle is controlled by the strategy system, which Russia can not surpass America at the present time.

The electronic technology will be much more vital than before, therefore, it is possible to have a mock battle which is mainly controlled by the electronic technology. People have rarely seen the weapons that used the electronic technology, because they are able to hide in the invisible places.

The complexity and small size of the electronic module make it to be the mind of the military device. The electric system becomes the second important element which is next to human for the future battle. Although people can not see the image of the future weapons, they can find the development direction of the national defence device from the essential electric components. The related integrated circuit is EP20K100ETC144-1.




Lixiaona is the freelance writer for e-commerce website in the integrated circuit. SeekIc.com offers the buyers around the world to find quality supplier of electrical components globally. We try our best to aggregate leads in the integrated circuit business world, and let these leads benefit the entire business person.




Online Electronics Training Programs


Electronic technology has infiltrated almost every area of life from radios to cars. The need for trained individuals to work with these technologies has seen a steady increase in growth. Online training in electronics is making the chance to earn a degree more accessible to interested students. Numerous colleges offer training options in electronics and related fields.

Professional work spans many different specialties. Main duties incorporated into working include designing, installing, managing, and troubleshooting all components that are included in electronics. Students will step into programs that focus on teaching them about:

computer networking
digital electronic
data communications
computer systems

and more.

Work related duties in some fields could include:

building
installing
maintaining computer software
maintaining hardware elements

Professionals can also work directly with computer networks used by businesses and schools to build, protect, and mange network usability. Possible career options are wide leaving students with many schooling options to consider. Online training programs have been established through a number of colleges, all dedicated to helping students enter desired careers.

Specific electronics training is available through certificate and associate's training programs.

These options are great for students that want to enter the workplace in two years or less. They cover the fundamental knowledge needed to complete certification exams.
Learned knowledge incorporates how to design and service electrical technologies, which could include security systems.
Bachelor's, master's, and doctorate level degrees are easily obtainable through online study. These program options typically focus on specific areas rather than an all-inclusive approach.
For example, students can earn a degree electrical engineering. A degree in this field is a specialized branch of electronics systems technology that allows students to gain specific understanding of computer systems and electrical systems.

Students need to consider what tasks and responsibilities they would like to have in the workforce before choosing an online program in electronics.

Students interested in working with electronics in a general capacity where they are responsible for designing or troubleshooting should consider an associate's degree in electronics. On average most programs take approximately two years to complete. Electricity fundamentals, technical mathematics, electronic circuits, and electronic instruments make up some typical course topics covered. Continuing education into a bachelor's degree offers students the chance to study electronics technology. Students can gain a thorough education in:

digital systems
computer technologies
automotive systems
control systems

through a typical four-year program. Coursework is provided solely online. Students dive into discussion boards and direct interaction with a professor on covered material. Electrical power, electrical machinery, alternate energy, and more make up some course subjects that allow students to enter a career ready to put their skills into use.

Successful completion of an accredited associate's or bachelor's degree program opens up many career opportunities or the chance to continue education. Accreditation is provided by agencies like the Accrediting Commission of Career Schools and College of Technology (www.accet.org) to ensure that students can receive the best quality education possible. Earning an education in electronics will never be dull with technology continuing to advance and change the way society runs. Enroll in an online training program today to enter a gratifying career where working with the latest in electronics is a typical day.

DISCLAIMER: Above is a GENERIC OUTLINE and may or may not depict precise methods, courses and/or focuses related to ANY ONE specific school(s) that may or may not be advertised at PETAP.org.

Copyright 2010 - All rights reserved by PETAP.org.




Renata McGee is a staff writer for PETAP.org. Visit http://www.petap.org to locate Online Schools for Electronics that provide the education you're looking for. PETAP.org, your Partners in Education and Tuition Assistance Programs.




Sunday, August 28, 2011

Electronics Systems Technology Degrees Online


Every year a growing number of companies, organizations, and homes use technological equipment to complete everyday activities and tasks. With this growing technological advancement more individuals who know and understand how to keep technology and devices running are needed. The wide range of career opportunities for electronic systems technology can have degree holders working in areas like field service, building, installing, testing, maintaining electron systems, and more.

Many accredited online schools offer certificates and an associate's degree in electronics systems technology. These types of education options help prepare students for entry-level jobs. Further schooling in this area is available but often broken up into specific more focused categories. Online degrees are available in electronics, electronic engineering, systems management, and more.

Gaining an education from home can have students working in a variety of careers in a short time.

The ability to work inside the comfort of their own home will enable individuals to take their time on courses and go faster if they want to step into the professional field quickly.
With the specialized knowledge obtained from online schooling students will be able to work within the field of electronics. To do so students must have an all-inclusive education in electronics systems technology.
The typical minimum requirement for electrical engineers is an associate's degree in engineering technology. An associate's degree is usually a two-year course load and gaining one in electronics systems technology is a good career path for the individual who loves working with technology.
Obtaining an associate's degree in electronics systems technology can lead to a wide range of job possibilities.
Opportunities include being a computer lab technician, computer network specialist, or a computer technician. These degree distinctions are ideal for individuals with a knack for electronics systems that want to learn how to help people fix their problems with electronics.
Students will use equipment to learn how to build it, take it down, fix it, repair it, and troubleshoot electronics if something goes wrong. Specific coursework for a degree of this nature could include computer repair, software theory, and more.
Specific programs for an associate's degree may require students to complete around 75 credit hours.
A specific course students may take is hardware and software. Students in a course like this will explore PC systems software, hardware, and operating systems.
Course topics could include system boards, processors, memory, power supplies, internal adapters, and more. This course specifically can be applied to the use of becoming a computer technician.
Many of the online colleges have options for students who want to further their education after achieving an associate's.

Some bachelor's degree programs include computer engineering technology and electronics engineering.

Technology is going to continue to change and grow every year. With this more consumers in all walks of life will have a demand for trained professionals to create and maintain electronics in a number of fields. Start your career in the fast paced technology industry today and search out accredited online schools and certificate programs that fit your lifestyle and desired career path. Accreditation is a programs proof that quality training will be received by students. Agencies like the Accrediting Commission of Career Schools and Colleges (www.accsc.org) are approved to provide full accreditation.

DISCLAIMER: Above is a GENERIC OUTLINE and may or may not depict precise methods, courses and/or focuses related to ANY ONE specific school(s) that may or may not be advertised at PETAP.org.

Copyright 2010 - All rights reserved by PETAP.org.




Renata McGee is a staff writer for PETAP.org. Visit http://www.petap.org to locate Online Electronics Systems Technology Schools that provide the education you're looking for. PETAP.org, your Partners in Education and Tuition Assistance Programs.




Computer Technology Merging With TV Technology More All The Time


Over the past decade, there has been a phenomenal amount of crossover between computer technology and TV technology. This is especially surprising given the fact that most Americans have largely rejected the idea of a living room computer. However, most of the computer technology that has found its way into the living room hasn't had the overt appearance of a personal computer.

The earliest example of an acceptable piece of computer equipment in the home entertainment center (that wasn't a video game platform) was the digital TV receiver. The widespread use of these devices actually dates back to the early nineteen nineties when satellite TV became economically viable for typical households. By all outward appearances, it would have been easy to blur digital TV receivers together with any other set top box, but underneath it all was the fact that they converted digital data to the sounds and images that made up TV.

The DVD player was a much more obvious example of the blurring between computer and TV technologies. After all, by the time that DVD players became common, CD-ROM drives had been on computers for years. Since both are optical drives, and computers and DVD players loaded their discs in similar ways, the resemblance was pretty plain. Of course, CD's had been in stereo systems and computers for years, so people were already used to seeing the resemblance there.

The next major change was the digital video recorder. DVR's as these devices are more commonly known, can record video onto computer hard disks and then play that video back later. Most models also automatically record whatever the viewer is watching live in order to enable the pausing and rewinding of live TV. Among the advantages that DVR's have over VCR's is an ease of programming that none of the manufacturers of VCR's ever got right. Another advantage of DVR technology is an ability to watch recorded programs in any order. That's because a hard disk doesn't store video sequentially like a video tape does. In other words, a video file can simply be accessed without the time wasted cuing through other videos.

Over the years, computers have also taken on a number of the same capabilities that's previously only been reserved for TV sets. For example, it's been possible to buy a special TV tuner that can be installed in a computer for years. These devices allow computers users to watch TV right on their computer screens. These days though, this capability is standard on many computers to some extent. For example, most modern computers can display streaming Internet video on their screens and laptop computers have been used to watch DVD's for years. There are also now special adapters available that contain a TV tuner and connect to laptop computers through a USB port so that users of laptop computers can watch TV on the screens of their laptops.

The most obvious hybrid between computers and TV equipment is the media center computer. These devices are DVD players, DVR's, digital receivers, and Internet browsing machines all combined into a single unit. They're likely to be the future of TV technology.




E.Sanderson writes articles about the latest developments in technology, electronics, and satellite TV. She'd like to inform you about the latest Dishnet HDTV services and how you can find the best Satellite Equipment for your entertainment.




Echostar Pushes HD DVR Technology


One of the really fascinating things about TV technology these days is the variety of different directions that technological developments can come from. A good example of this can be seen in the technology that TV service providers build into their set top boxes. Echostar, which is the company that markets its services under the name of Dish Network, has especially innovative developments in its equipment- particularly in the real of Digital Video Recorders.

While most other TV service providers have digital video recorders built into some models of their receivers, Echostar uses DVR technology in a number of innovative ways. For example, it uses its DVR technology to supply video on demand options to its subscribers. The video on demand programming is stored on a hidden part of the DVR's hard disk and is updated in the background over the satellite signal so that there are fresh video on demand options for the subscribers to access.

Another interesting innovation is technology that allows users to download video from the hard disk of a DVR to the hard disk of a portable video device. These portable video devices (which Echostar calls PocketDishes) can then display that video on their built in screens. Since the PocketDish is battery powered and self contained, it lets Echostar subscribers watch TV in a lot more locations and under a wider variety of conditions than they would otherwise be able to.

Echostar's latest innovation is a digital video recorder receiver that's truly designed for HDTV. The earlier model that could record HDTV, the ViP 622 DVR, could record only thirty to thirty five hours of HDTV content. This new models, which Echostar calls, the ViP 722 HD DVR can store up to fifty hours of programming in HDTV. That's much more in line with people's expectations of what a DVR should be able to do and more in line with the number of channels that offer high def programming. The ViP 722 HD DVR also has an impressive capacity for recording standard definition programming as well. While its predecessor could record up to two hundred hours of standard def TV, this model can record up to three hundred and fifty hours of SDTV program content! This model also makes about a hundred hours of Video On Demand content available as well, though it's unclear at this point if any of that content is in HDTV.

One thing that this receiver from Echostar does address that's been a shortcoming for other DVR's is the fact that the built in hard disk limits the device's recording capacity. While recording capacity of many DVR's can be expanded by replacing their hard disks, that's not a very convenient alternative. Echostar's new technology addresses this problem by offering detachable hard disks that can be connected and disconnected to the DVR easily using a USB cable. These external drives are much more convenient than upgrades because they have plug and play compatibility with the DVR's and they make recorded TV programming portable. All of this makes for a lot more convenience built into this newer model.

This new HD DVR receiver from Echostar proves that innovative technology doesn't have to come from companies that just do electronics.




E.Sanderson writes articles about the latest developments in technology, electronics, and satellite TV. She'd like to inform you about the latest Dishnet services and how you can find the best Dish Network Deals.




Saturday, August 27, 2011

Sony and Toshiba Face Off Over High Definition Disc Technology


There are some new developments in the war between Toshiba's HD-DVD format and Sony's Blu-ray. Toshiba recently announced the release of a HD-DVD player capable of playing High Definition video in 1080p resolution, and Sony says that it will release a Blu-ray recorder in Japan by the end of the year. Both of these moves are meant to give each company an advantage in the competition to have their High Definition video disc format come out on top.

For anyone not familiar with this issue, Blu-ray and HD-DVD are both High Definition Television Digital Video Discs (DVD's) and are competing in the marketplace to become the dominant format. Both use blue laser technology to pack more data onto a disc than standard DVD technology- which uses a red laser- is capable of. The fact that they can deal with more data makes both formats up to the task of storing High Definition Video content, but there are some pretty major differences between them. For example each side of an HD-DVD can hold fifteen gigabytes of data or thirty gigabytes total, while a Blu-ray disc can hold twenty five gigabytes per side or fifty gigabytes total.

Looking at the difference in the capacities of the two formats, it should be a no brainer that the Blu-ray format should win out in this war, but it's not quite that simple. Blu-ray disc players tend to be more expensive than HD-DVD players, and each format has the backing of some pretty major players in the home entertainment electronics and computer industries. For example, Blu-ray has the support of a number electronics manufacturers including Sony, Dell, Apple, Philips, Sharp, HP, and many others. It also has the support of a number of movie studios including Paramount, Fox, Disney, MGM, and Warner The HD-DVD format has the support of only three studios- Warner, Universal, and Paramount. (Paramount and Warner are hedging their bets in this war by releasing titles in both formats.) The fact that so many more studios are backing Blu-ray is another factor that bodes well for it's triumph, but that gain is largely offset by the fact that Microsoft has is backing HD-DVD by providing support for the format through it's new Vista operating system and making the Xbox HD-DVD compatible.

The HD-DVD/Blu-Ray format war has had an adverse effect on the adoption of High Definition Television technology in general. Many consumers are waiting before buying a player in one format or another because they don't want to be stuck with the loser in a few years which is what happened to people who invested in Betamax video cassette technology over twenty years ago. As a result, backers of both technologies are angling to give their's a foothold, which is what we're seeing now.

The introduction Toshiba's new HD-DVD player that can handle 1080p will probably just make HD-DVD more competitive with Blu-ray, because Blu-ray players are already 1080p capable. At present though, this is something of a moot point because there isn't really anything to watch in 1080p resolution anyway. Sony's Blu-ray recorder could give the technology a leg up. After all, if you can record in a format, then you have something to watch in that format, which will make it more attractive.

What the industry really needs to do is create devices that are compatible with both HD-DVD and Blu-ray discs. The first one to do that will see immediately see huge profits and prevent any one format form monopolizing the High Definition Television DVD market.




J. Hall writes articles for consumers who want to find the best new technology currently available. She has written for many major publications about the latest television deals and promotions and how buyers can find the best discounts.




Are We In A Golden Age Of Electronics?


What defines a golden age? Conventional wisdom echoes that a golden age is when the quality of the product being produced is at its highest level possible; When every new innovation or release is equal to or superior to the standards of excellence that have already been achieved. It is nearly impossible to determine when you are experiencing a golden age until many years after is has passed - rarely can you identify a golden age while it is taking place. And there are some well-noted golden ages: the golden age of television, radio and movies being the most identifiable; all arts that are based upon creativity and public distraction.

When it comes to electronics, anyone can surmise that the quality that is being released is far superior to anything that has ever been created before. High-definition televisions are becoming even higher defined. Video game systems, such as the Playstation or the Xbox 360 are taking the gaming diversion from pastime to exhilaration. The broadcasting of music is now done with the giant powers of satellites or the tiny circuits of the iPod. Everything being released is better, faster and more fantastic than everything released before it? Technically, by the earlier stated definition, we should be in a golden age of electronics?

But are we?

The only flaw with that argument is that if we are in a golden period of electronic and technical innovation, then we should enter a period of decline and mediocrity at some point. It's hard to envision new electronic items becoming worse in quality as time progresses. Unlike say, film and cinema, where there is no way that a film like Speed can be compared to Citizen Kane - the drop off in quality is simply too great. But, the difference between an iPod Mini and an iPod Nano is negligible at its most visible.

And since technology is always on an upward trend, can it then be debated that since the introduction of the last industrial revolution in the late 1800s, we have constantly been in a period of electronic excellence? Technological advancements have just been that - advancing. It's rare that a new and important electronic release stepped backwards rather than forward: the Xbox 360 is much better than the original Nintendo. A DVD player is exponentially better than a Betamax.

If one had to pinpoint a time period where electronic and technical advancements were being produced and released at such an impressive rate, it could be argued the periods between 1919-1945. The monster of war required a great many food sources, and in order to get the upper hand, technological edges needed to be found at any and all costs. Necessity is deemed to be the mother of invention, and the requirement to survive, win and defend a way of life resulted in some of the most impressive electronic creations in an incredibly short period of time.

Back to the original question at hand, which is are we in a golden age of electronics? It would appear that we are, because the ability for electronics to connect the world has never been greater. If that is the case, then what exactly is the next goal for technical innovations? Video games and iPods and camcorders can be improved in design, but what about function? Is a digital camcorder destined to only become the feeding tube for YouTube, or can it do more?

Perhaps the question about the golden age of technology will never be answered, and maybe that's a good thing. It would be unwise to declare that we have reached the pinnacle of invention and that everything else from here on in will be a disappointment. And while we may not be able to define the era we are in, that does not prohibit us from enjoying the benefits and innovations of it.




Pat Flouster is always asking why, who and how come? A history and electronics buff, Pat's always looking to ask and answer questions about the two.

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Friday, August 26, 2011

More Confusion With Transition To Digital TV Technology


With the scheduled February 17, 2009 deadline for conversion from the old fashioned analog TV signal to the newer and more efficient digital TV signal less than two years away now, there's a fair amount of confusion in the press about the issue. It all began back in the late nineties when Congress- under lobbying pressure from consumer electronics manufacturers- mandated that all over the air analog TV transmissions would cease and be replaced by analog TV signals. So far that mandatory date of the transmission has been pushed back from 2006 to 2009 because of objections from TV stations that don't want to shell out the money for new transmission equipment and from TV owners who don't want to shell out the money either for a new TV set or a special set top box that will allow their old analog TV sets to display the digitally transmitted television.

When discussing all of these issues, it's important to keep a few things in mind. First of all, digital TV is a relatively new way of transmitting video that takes advantage of computer technology to send a signal that can easily be cleansed of any interference by special receiver hardware, thereby providing a TV picture of incredible clarity. All satellite TV companies already use this format on all of their programming and many cable TV companies use it on most of their programming.

One of the reasons that this whole thing is such a fuss is that analog TV signals take up more of the over the air electromagnetic bandwidth than the equivalent TV programming does in digital format. This fact, combined with the fact that many TV stations are transmitting their content simultaneously in both analog and digital formats, means that there's a lot of electromagnetic bandwidth being wasted on unnecessary TV transmissions. That bandwidth could be used for numerous other things like emergency services communications and wide spread wireless Internet access. That's a large part of the incentive to completely change over to digital TV.

Another major reason to change over to digital TV is that there's a lot of money for consumer electronics makers to rake in when all of the analog signals go off the air because at that point analog TV sets will be obsolete- at least when it comes to being used to watch TV directly off of the air. At that point, consumers will either need to buy special converter boxes to make their old TV sets work or buy completely new TV's. Of course, their are plans for the government to subsidize purchase of those converter boxes, but no matter where the money comes from, it still means plenty of profit for the consumer electronics industry.

Now, there are plenty of mixed signals about the coming transition. For example, every TV set now on the market has to have a digital tuner that will allow it to pick up the digital over the air signals. Also a coalition of broadcasters and electronics manufacturers has formed in order to educate the public about the impending transition. But at the same time these positive steps are being taken, some politicians are saying that the transition might have to be pushed back again and some analysts are saying that it will have to be pushed back again. Only time will tell how any of this will play out.




E.Sanderson writes articles about the latest developments in technology, electronics, and satellite TV. She'd like to inform you about the latest Dish TV services and how you can find the best Dishnet HD Promotions.




Online Electronics Systems Technology Career Preparation Options


Preparation for a career in electronics systems technology can be done by enrolling in an online school or college. Training is available to student's t numerous levels and will help to prepare them for various careers in the field. Prospective students can expect to earn a certificate or degree by completing all required coursework and hands on training necessary. Accredited online learning can be completed in the specialized area that fits the individual student's career goals and training needs.

Electronics - When looking to obtain an accredited education in electronics, student scan do so through online training programs. These programs are designed to provide students with the education they need to enter into the workforce prepared for the career of their choice. Students can select from certificates, as well as associate, bachelor, master, and doctoral level degrees. Coursework will vary by level of education and desired career but may consist of:

Computer Networking
Digital Technology
Data Communications
Troubleshooting
Computer Peripherals and Systems

...and many other career related subjects. By gaining skills and knowledge in these topics and more, students will have the training they need to seek successful employment. Possible career options include working as systems designers, technical support specialists, network technicians, computer technicians, electronics technicians, and many other professions. Students can start by researching programs and enrolling in the one that fits their needs.

Electrical Engineering - Training for a career in electrical engineering can require students to obtain an accredited degree. Online schools and colleges offer training in this area of the field for those who wish to pursue an online education. Degrees can be obtained at the associate, bachelor, master, and doctoral level. Training will take two to eight years to complete based on the level of degree desired. Coursework will be based on the level of education being pursued but may include the study of topics such as:

Computer Systems
Electrical Systems
Hardware
Electrical Sciences

...and other relative courses. Students who gain an accredited online electrical engineering education will be ready to seek employment and enter the workforce in aerospace engineering, civil engineering, mechanical engineering, industrial engineering, and many other related areas. By enrolling in an accredited online learning program, students will have the chance to enter into the career they long for.

Coursework will vary but can cover some of the same topics for all specialized areas of study. Students can complete coursework to learn computer repair, control systems, analog electronics, and much more. Students will also have the opportunity to study engineering, communication, digital electronics, and a variety of other topics. Once an education is gained in these areas, students can seek the employment they long for.

Accredited educational programs offer students the quality education they need to pursue a successful career in electronics systems technology. Full accreditation is provided by agencies such as the Accrediting Commission of Career Schools and Colleges of Technology ( http://www.accsc.org/ ) to online schools and colleges that offer the best education possible. Students can research various programs to find the one that meets their individual career and academic goals and request more information. By learning about the accredited options available for online schooling, students can choose the one that's right for them and start by enrolling in a program today.

DISCLAIMER: Above is a GENERIC OUTLINE and may or may not depict precise methods, courses and/or focuses related to ANY ONE specific school(s) that may or may not be advertised at PETAP.org.

Copyright 2010 - All rights reserved by PETAP.org.




Renata McGee is a staff writer for PETAP.org. Locate Online Electronics Systems Technology Schools as well as Campus Based Electronics Systems Technology Schools and Colleges at PETAP.org, your Partners in Education and Tuition Assistance Programs.




Podcasting Technology Creates New Ways to Enjoy Television


An offshoot of television technology that's been available for a while but hasn't really caught on is audio only television. Television without a picture may seem like an oxymoron, but special radios that play just the sound from over the air television channels have been around for decades. (Actually I have no idea if they're still around, but I remember seeing them decades ago.) While having access to the audio from a television show provides some semblance of actually watching it, in general it doesn't do justice to the whole experience and for that reason it tends to frustrate people. Even television news broadcasts are somehow emptier when all you can hear is the audio.

More recently though, against conventional wisdom and in some cases good judgment, television producers are experimenting with audio only versions of their programming and distributing them in the form of podcasts over the Internet. Although the result has been mixed, there has been a surprising amount of interest in the podcasts among television fans.

Several success stories can be found at ABC. ABC News Shuffle is a mixture of news stories specially designed for podcasting, and The Afternote is a program based on a political newsletter. The success of both programs can be attributed to the fact that neither are really verbatim audio versions the news broadcasts with pictures, but rather sound bites edited and compiled to be palatable in audio form.

While customizing the content of television shows to be more friendly in an audio only format seems to go a long way, there are examples of television shows that are unedited before being available in podcast form. One is Meet the Press which frequently ends up on iTunes' top 100 list. Another is Nightline.

There are also instances, both good and bad, of popular entertainment television that have been adapted for podcasts. In most cases they're recaps of individual episodes of various shows. Fox does this with a number of shows. The Sci-Fi channel has taken a slightly different approach by providing an episode commentary, similar to what you'd find on a DVD, by the executive producer of Battlestar Galactica.

While the Battlestar Galactica download has proven popular, some audio only summaries of shows just fall flat. One example is a recap of Fox's Family Guy that just consisted of a summary lacking any audio from the actual show whatsoever.

Podcasts related to TV shows promise to have some benefits both for viewers and for the producers of the shows themselves. Since podcasts are more portable than TV shows, fans can follow the plot lines of their favorite shows even when they don't have the time to watch them. This comes from the fact that the recaps of the shows are often summarized and in the form of podcasts they can be listened to nearly anywhere: on the subway, in the car, even while doing something else that would be too much of a distraction to pay attention to a screen. Another thing that makes the podcasts attractive to TV viewers is that they often don't have commercials.

For producers, podcasts have the potential to create interest in the shows. Someone might listen to a recap and think: "I'll have to watch this next time it comes on." It's also good for producers because, especially in the case of news programing it may be possible to sell subscriptions for the downloaded programs.

In any case this is another great example of how newer technologies are influencing the way we watch and enjoy television.




J. Hall writes articles for consumers who want to find the best new technology currently available. She has written for many major publications about the latest television deals and promotions and how buyers can find the best discounts.




Thursday, August 25, 2011

Switching To Digital TV Technology Provokes Political Posturing


With the up coming switch from analog TV to digital formats for over the air broadcasts of TV signals coming up, more and more private companies- including cable TV companies- have been making plans to educate the public about the transition. When the transition is made to digital TV on February 17, 2009, anyone who has been relying on over the air broadcasts to get their TV- and who doesn't have a digital TV or a converter box for their analog TV set- will be unable to watch TV. That's because, on February 17, 2009 analog broadcasts will be shut off and only digital signals will remain.

This transition, which has been in the works since the mid nineteen nineties- has drawn a lot of criticism from a number of sources. For example some consumer groups claim that the transition is a way for electronics manufacturers to increase their profits by forcing consumers to by new TV equipment. While this conspiracy scenario may or may not be a reality, it certainly does have some basis in fact. For example, despite widespread knowledge that the analog to digital transition was coming at some point (the February 2009 deadline wasn't set until last year and it's actually a delay of previous deadlines), electronics manufacturers and retailers have been selling analog only TV sets all along without any disclaimer warning consumers that their new TV set would be obsolete and useless before it needs to be discarded from normal wear and tear.

This obviously puts consumers in a position where they have to either buy a new TV set, buy a converter box that will switch the digital signals into analog signal before sending them to the TV, or subscribe to a cable or satellite service. Of course, the government does have a program to subsidy the purchase of converter boxes, but the subsidies aren't expected to cover the full cost of the converter boxes. In any case, the consumer electronics industry obviously profits from the transition regardless of whether consumers pay for the converter boxes directly or through taxes that fund the government subsidy.

Another, more prevalent, criticism of how the transition is being handled aims at the education of the public. Recent surveys indicate that the majority of the public- especially the portion that relies on over the air broadcasts for their TV- don't even know exactly what digital TV is, let alone that the transition to all digital broadcasts is imminent. Because of this, some analysts have gone so far as to predict widespread social unrest when, less than two years from now, viewers of over the air TV wake to find that they can't enjoy their favorite programming anymore. While that's not realistic, it is clear that the money that the government has set aside for education about the transition is insufficient.

In another development the chairman of the House Energy and Commerce Committee, Representative John Dingell, recently promised not to allow any American to be without their TV upon the transition. That seems a lot like political posturing and not to be very realistic. In any case, only time will tell how smoothly the transition takes place.




Emily Sanderson writes articles about the latest developments in technology, electronics, and television. She'd like to inform you that sattelite TV is ready for the new digital TV technology and if you need more information about how this change will affect your television service read E. Sanderson articles.




TV Industry Works To Iron Kinks Out Of HDTV Technology


While HDTV definitely has a lot of promise, it turns out that there are a lot more problems to be ironed out when it comes to providing it to viewers than most people would have thought. The first problem that the technology experienced, at least from the standpoint of viewers, was the number of channels available. When HDTV sets first came on the market, there just weren't enough channels that were dedicated to providing HDTV programming available to motivate consumers to buy HDTV set in order to watch them. In fact, for a long time (and maybe even continuing into the present) many consumers weren't even aware of what HDTV is. These people have largely been oblivious to the fact that HDTV is a TV format rather than a type of TV set, and have therefore had a lot of misconceptions about what HDTV sets are supposed to be used for.

The misconceptions about HDTV technology are actually an interesting study in what people will assume to be true when they don't have enough valid information. For example, without any awareness of the existence of HDTV programming, many people assume that HDTV sets are meant to display programming in wide screen format. After all, HDTV sets have the same aspect ratios of the contents of DVD's in wide screen mode and an increasing amount of normal TV programming.

The misconceptions extend to mistaking digital TV for HDTV, and by extension confusing the contents of normal DVD's with HDTV. These people are confused by the fact that digital TV is often referred to as DTV and that it provides a sharper picture than analog TV. They assume that since HDTV and DTV sound alike and DTV has a clearer picture than they're used to, that DTV is HDTV. These people are also intelligent enough to know that the video that standard DVD's produce is digital TV as well, so therefore DVD's must produce HDTV. Unfortunately none of this is correct.

Now, despite the fact that the damage has already been done, there are a lot more HDTV channels available. This is definitely a good thing as far as supplying a lot of owners of HDTV sets with plenty to watch, but TV service providers apparently haven't figured out how to provide the increased load of HDTV channels very reliably. The high resolution picture of HDTV comes at the cost of making it a much more data intensive TV format, and the more intensive the TV format the more bandwidth it takes up. Since TV service providers don't have an infinite amount of bandwidth, they've had to make compromises with HDTV programming and those compromises show when watching it.

HDTV viewers using several different TV service providers report problems with displaying HDTV programming. This problems include pixelating of the pictures, the video stream suddenly stalling, and the sound being out of sync with the the video. All of this probably has something to do with the video compression codecs that the TV service providers are using in order to compress the HDTV channels so that they don't take up as much bandwidth during transmission.

While all of these problems are annoying and inconvenient in the short run, there's little doubt that TV service providers will iron them out over time.




E.Sanderson writes articles about the latest developments in technology, electronics, and satellite TV. She'd like to inform you about the latest Dish TV services and how you can find the best Dishnet HD Promotions.




Wednesday, August 24, 2011

Problems Exposed In Dual Format High Def DVD Technology


Very few companies get the implementation of new technology completely right the first time around, and LG seems to be no exception with its new Super Multi Blue Player which is designed to play high definition DVD's in both HD-DVD and Blu-ray formats. That's according to a journalist with USA Today.

The Super Multi Blue Player has earned wide spread recognition and praise for this possibility that it could broker a peace between Toshiba, which created the HD-DVD format, and Sony, which created that Blu-ray format. Although both formats are based on similar technology that's able to encode much more data onto a disc than is possible with a standard DVD, the player of one format can't play discs of another format. The result has been a format war that has scared many would be consumers away from buying players of either format because of fear of being left with the losing technology. Because of this fear of buying into a losing technology, the Super Multi Blue Player is a safe bet: no matter which format wins out in the end, the device will be able to play discs in the winning format.

The main problem with the Super Multi Blue Player according to the article is that it costs too much. It's true that with a retail price of almost $1200, many consumers will be scared off from buying it. One of the supporting arguments for why this device costs too much is that it's too far above the price of standard DVD players. The article elaborates by pointing out that the original DVD technology was a much bigger step above VHS video cassette technology than High Def DVD technology is above standard DVD technology. In the end analysis, the article argues, the Super Multi Blue Player simply isn't worth so much more money than a standard DVD player.

While a $1200 price tag may be too steep for many consumers, the journalist seems to be missing the real question. The real question concerning the Super Multi Blue Player's price is whether or not the difference between it and a Blu-ray player or an HD-DVD player is worth the extra peace of mind of the consumer knowing that he or she won't have an obsolete machine when Sony and Toshiba have finally hashed everything out.

One fact that supports the idea that the Super Multi Blue Player may be cost effective is that it still costs less than the option of buying both a Blu-ray and an HD-DVD player separately. But only barely, and the advantage could evaporate with the possible introduction of lower priced Blu-ray players later this year. Then the question will concern whether or not the cost of devices like the Super Multi Blue Player can come down faster than HD-DVD players and Blu-ray players.

Another issue with the Super Multi Blue Player is that it doesn't come with an HDMI cable which is necessary for connection to an HDTV. Plus the device has the annoying traits of not playing normal CD's or taking full advantage of a lot of the bonus features of HD-DVD's.

While the journalist can be criticized for comparing the Super Multi Blue Player to standard DVD players, he's hit the nail on the head with some of the shortcomings of the actual device.




E.Sanderson writes articles about the latest developments in technology, electronics, and satellite TV. She'd like to inform you about the latest Dish Network services and how you can find the best Dish TV Deals.




New HDTV DVD Technology Challenges Existing Formats


As if the format war between the HD DVD and the Blu-ray high def DVD formats wasn't heated enough, there will likely be another player coming into the ring in the immediate future. A virtually unheard of company called New Medium Enterprises is set release its own high def disc format which it calls HD VMD.

Unlike Blu-ray and HD DVD, HD VMD takes advantage of existing red laser technology to read the data off of the discs. This use of an already established technology makes the HD VMD technology much cheaper than HD DVD or Blu-ray. In fact, while HD DVD players are stuck around three hundred dollars a piece and Blu-ray players have only recently dropped below five hundred dollars, HD VMD players will probably cost about a hundred and fifty dollars when they first hit retail stores like Costco and Radio Shack. In addition to lower cost players, the discs themselves should cost less too. HD VMD discs are expected to cost significantly less than either of the two established formats (if you could call two formats that are in the middle of a bitter and protracted format war established) and slightly more than conventional DVD's.

Before anyone gets too excited about being able to watch movies in high definition off of a disc, it should be pointed out that there are still very few titles available in the HD VMD format. In fact, there will only be about twenty titles that come from the United States and most of them will come from smaller independent studios- including one owned by Mel Gibson. In addition to those twenty American titles, there will also be a variety of foreign titles including Indian movies from Bollywood.

Of course, there is a considerable amount of skepticism about the possibility of a small start up company coming out of nowhere to take down the best efforts of two massive companies like Toshiba and Sony. This is especially difficult to believe when you consider the fact that Blu-ray and HD DVD are both backed by some pretty major motion picture studios, but that doesn't mean that it's impossible. After all, the ability to buy a player for half that of the nearest competitor and less than a third of the price of the other nearest competitor can be pretty attractive to consumers and the big companies ultimately have to give the consumers what they want. There will be a lot of economic pressure to release movie titles on HD VMD.

At this point the technical details of the HD VMD format still aren't very clear, but there are a number of things that we can guess about this new format. First of all, since we know that HD VMD is based on the same red laser technology that conventional DVD's and CD's are based, we can guess that an HD VMD disc can't store as much data as Blu-ray or HD DVD discs which are both based on blue violet laser technology. This is a reasonable guess because of the fact that a blue violet laser has a shorter wavelength and can therefore encode more information, more finely onto a disc than the longer wavelength of a red laser can. This might not actually be much of a problem when you look at the fact that a Blu-ray disc can store far more data than an HD DVD can, yet they can still both be used for HDTV movie storage.

Only time will tell how this challenge to the big HDTV DVD formats will play out, but it could be a case where more primitive technology vanquishes more advanced technology because of economics.




E.Sanderson writes articles about the latest developments in technology, electronics, and satellite TV. She'd like to inform you about the latest Dish TV services and how you can find the best Dishnet TV HD Deals.




Xbox 360 Represents a Giant Step in Video Game Technology


One aspect of television technology that's frequently overlooked is gaming. Some may look down on video games as being activities for adolescents, but a lot of former adolescents who were completely into video games have grown up and brought those games with them.

A quick look at some video game systems shows that the games have grown up too. Microsoft's Xbox is a perfect example of this phenomenon. If the last video game system you played was an Atari or and Intellivision, you won't even recognize the new Xbox 360. This system is meant to deliver the best possible video game experience given today's technology and it uses that technology in full. It's central processing unit is made up of three separate processors each with a clock speed of 3.2 Gigahertz. It also has an ATI graphics processor that runs at 500 Megahertz that can process four times as many pixels a second than the original Xbox. (There isn't even a comparison between this and the Intellivision!) The Xbox 360 has 512 Megabytes of RAM which is shared among all of the processors.

The Xbox 360 is also designed to work with High Definition. As part of the standard for the Xbox 360 all video games have to support either 720p or 1080i resolutions and the wide screen 16:9 aspect ratio. Supposedly a High Definition Television set isn't completely necessary to play the Xbox 360. If that's true, one has to wonder what happens to the extra screen width when the Xbox is used with a 4:3 aspect ratio television. It's easy to imagine losing the right and left edges of the screen getting in the way of playing some games. Like with First person shooters, you might find yourself shot by someone just out of your view but who you would have seen with a 16:9 screen.

The Xbox 360 also come with a 20 gigabyte hard drive. The hard drive is removable and can hold music to be played as a soundtrack to be played along with games. (In the old days we were forced to turn on the CD player if we wanted a sound track.) Presumably the hard drive could also hold digital photos and other data. In fact, though the literature is quick to emphasize that the Xbox 360 is primarily meant to be used as a gaming platform, it can be used for a lot of other types of media too. For example it will function as an MP3, CD, and DVD player and display digital photographs off of DVD's and CD's. The fact that the unit includes three USB ports means that a huge number of devices including digital cameras, MP3 players, and computers with Microsoft Windows XP can be used with the Xbox 360. Other extras include wireless controllers with rechargeable batteries that can charge on the unit itself, and the ability to establish a wireless connection with your computer.

With all of this connectivity it seems that they only thing, the Xbox 360 won't do is replace the work station abilities of a normal computer.




J. Hall writes articles for consumers who want to find the best new technology currently available. She has written for many major publications about the latest television deals and promotions and how buyers can find the best discounts.




Tuesday, August 23, 2011

More Confusion With Transition To Digital TV Technology


With the scheduled February 17, 2009 deadline for conversion from the old fashioned analog TV signal to the newer and more efficient digital TV signal less than two years away now, there's a fair amount of confusion in the press about the issue. It all began back in the late nineties when Congress- under lobbying pressure from consumer electronics manufacturers- mandated that all over the air analog TV transmissions would cease and be replaced by analog TV signals. So far that mandatory date of the transmission has been pushed back from 2006 to 2009 because of objections from TV stations that don't want to shell out the money for new transmission equipment and from TV owners who don't want to shell out the money either for a new TV set or a special set top box that will allow their old analog TV sets to display the digitally transmitted television.

When discussing all of these issues, it's important to keep a few things in mind. First of all, digital TV is a relatively new way of transmitting video that takes advantage of computer technology to send a signal that can easily be cleansed of any interference by special receiver hardware, thereby providing a TV picture of incredible clarity. All satellite TV companies already use this format on all of their programming and many cable TV companies use it on most of their programming.

One of the reasons that this whole thing is such a fuss is that analog TV signals take up more of the over the air electromagnetic bandwidth than the equivalent TV programming does in digital format. This fact, combined with the fact that many TV stations are transmitting their content simultaneously in both analog and digital formats, means that there's a lot of electromagnetic bandwidth being wasted on unnecessary TV transmissions. That bandwidth could be used for numerous other things like emergency services communications and wide spread wireless Internet access. That's a large part of the incentive to completely change over to digital TV.

Another major reason to change over to digital TV is that there's a lot of money for consumer electronics makers to rake in when all of the analog signals go off the air because at that point analog TV sets will be obsolete- at least when it comes to being used to watch TV directly off of the air. At that point, consumers will either need to buy special converter boxes to make their old TV sets work or buy completely new TV's. Of course, their are plans for the government to subsidize purchase of those converter boxes, but no matter where the money comes from, it still means plenty of profit for the consumer electronics industry.

Now, there are plenty of mixed signals about the coming transition. For example, every TV set now on the market has to have a digital tuner that will allow it to pick up the digital over the air signals. Also a coalition of broadcasters and electronics manufacturers has formed in order to educate the public about the impending transition. But at the same time these positive steps are being taken, some politicians are saying that the transition might have to be pushed back again and some analysts are saying that it will have to be pushed back again. Only time will tell how any of this will play out.




E.Sanderson writes articles about the latest developments in technology, electronics, and satellite TV. She'd like to inform you about the latest Dish TV services and how you can find the best Dishnet HD Promotions.




Electronics Systems Technology Training


If you are someone who loves to take things apart and find out how they work, you might be a prime candidate for electronics systems technology training. There are many interesting professions that require good training in electronic systems technology, and vocational schools can help you learn the basics to be a professional computer technician or electrical engineer.

In a quality vocational school, electronics systems technology courses are designed to acquaint students with design, construction, installation, analytics, troubleshooting and repair of electronic components, equipment and systems. Typically, training is geared toward teaching skills in the installation and maintenance of electrical and/or electronic systems that are commonly associated with commercial, industrial or residential facilities. Much of the training in electronics systems technology will be hands-on, entailing instruction in basic electricity, computer and/or industrial control units, and power electronic systems - to list just a few core subjects.

Vocational schools and trade schools can provide entry-level electronics systems technology training that can culminate in a diploma or certificate of completion in a few months. A two-year program in the field can earn the student an Associate of Science Degree (AS) with an emphasis on electronics technology. The AS degree allows the serious student to transfer accumulated credits to a college or university in order to pursue higher level degrees in the field, including Bachelor (BS) and Master (MS) degrees.

Upon successful completion of vocational training, graduates can potentially gain entry-level employment as electronic technicians, electical engineering associates, field service technicians, maintenance technicians, electronic testers, and other relevant service fields.

If you are interested in learning more about electronics systems technology education, search our website to find schools in your area and submit a request for more information to each of them. They will soon respond with in-depth information to help you decide which one is the right school for you.

DISCLAIMER: Above is a GENERAL OVERVIEW and may or may not reflect specific practices, courses and/or services associated with ANY ONE particular school(s) that is or is not advertised on SchoolsGalore.com.

Copyright 2007 - All rights reserved by Media Positive Communications, Inc.

Notice: Publishers are free to use this article on an ezine or website, provided the article is reprinted in its entirety, including copyright and disclaimer, and ALL links remain intact and active.




Michael Bustamante is a staff writer for Media Positive Communications, Inc. in association with SchoolsGalore.com. Find schools providing Electronics Systems Technology Training, as well as Colleges, Universities, Online Schools and Vocational Schools at SchoolsGalore.com, your resource for higher education.




Sales Projections Assume That Both HDTV DVD Technologies Will Survive Format War


Ever since the Blu-ray HDTV DVD format barged into the market right on the heels of Toshiba's introduction of the HD-DVD format the prevailing wisdom in the home entertainment electronics industry has been that only one of these two formats would be able to survive the inevitable format war between them. The inescapable logic of the fact that in order for only one to survive, the other has to perish has led many consumers to put off the purchase of any high def DVD technology at all because of the aversion to being left with obsolete and therefore useless technology.

The possibility of being left with the embarrassment and lost money of having purchased a losing technology is not without precedent. In fact, one of the reasons why consumers have been so reluctant to purchase either an HD-DVD player or a Blu-ray player is because many of them still have memories of the war between the VHS and Betamax video cassette formats back in the early nineteen eighties. Eight track tapes provide another cautionary tale.

There is one fundamental difference between the current high def DVD format war and the video cassette and audio cassette format wars: Betamax was a different size and shape than VHS and eight track tapes were shaped differently from the winning audio cassette format, while the diameter and thickness of Blu-ray discs and HD-DVD's are identical. This means that while those warring magnetic tape formats weren't physically capable of being played on the same cassette deck, there's absolutely now reason why you can't at least load Blu-ray discs and HD-DVD's into the same drive.

The fact that Blu-ray discs and HD-DVD's have identical dimensions (and dimensions that are identical to CD's and conventional DVD's as well) has prompted some companies to find ways to work around their incompatibilities. For example, Warner Brothers has come up with a way to print a movie in Blu-ray format on one side of a disc and the same movie in HD-DVD format on the other side of the same disc. If this format becomes mainstream, consumers will be able to buy high def DVD's regardless of which type of player they have and without paying any attention to which format they're buying.

LG and Samsung have also come up with a way to work around the incompatibilities by producing a device that can read discs in both formats. These dual disc format high def DVD players cost a little bit more than normal high def DVD players, but take care of all of the compatibility concerns.

These technological developments have prompted the industry to rethink the wisdom that only one format can survive. Rather than assuming that one format will go extinct, many sales projections take into account the possibility that both will be around for a long time. If this is the case it will be because these other technologies that bridge the gap between the two formats have thrived and been embraced by consumers. And as far as Toshiba and Sony go, while neither will dominate the high def DVD market the way they both hoped they would, they should take some solace that neither will end up losing completely either.




E.Sanderson writes articles about the latest developments in technology, electronics, and satellite TV. She'd like to inform you about the latest Dish TV services and how you can find the best Dishnet HD Promotions.




Monday, August 22, 2011

Electronic Systems Technology Degree Programs - Training Possibilities


Electronic technology has permeated almost all areas of today's society. Students can learn the fundamentals of how to work in this field by gaining a degree. Available electronics systems technology degree programs provide many training possibilities for students that desire to enter careers related to the field.

Vocational colleges focus primarily on providing students with an overall understanding of the components that make up electronic systems. Many degree programs focus on this objective to prepare students for a wide range of entry-level careers and the opportunity to transition into further training. Students enter the field with a strong skill set that gives them an understanding in many areas, which may include:

The concepts of circuit design and the use of analysis when working with microprocessor, analog, and other electronic systems.
The procedures followed when troubleshooting malfunctions and how to correct them.
The construction and installment of an electronic system.

Training develops the knowledge needed to complete these types of tasks. Students have the chance to enter programs focused on electrical engineering, electronic repair, and more. Educational training may be similar in each area so students need to research available options before entering programs. To find the best program students should know what careers require of employees. Knowing career stipulations prepares students to find vocational colleges that focus on the skills needed for the industry. Vocational schools train students inside certificate and associates degree programs by having them work through courses that apply to the needed skills in math and science.

Students interested in the engineering side of the field should research electronics engineering technology programs. Through courses that explore communication circuits, basic electronics, embedded controllers, physics, and more students learn to work inside the electrical engineering industry. Coursework provides student with the knowledge needed to develop, examine, and maintain the engineering of electronic equipment. Programs prepare students to work with digital microprocessor systems, networks, and the latest software tools. Being able to efficiently work with this type of technology allows students to step into careers as test, application, and process engineering technicians.

Electrical equipment is growing in complexity making it imperative for professionals to obtain formal training. Students can learn to construct, use, and repair electrical equipment by pursuing an education in electronics. Students examine the theories associated with the field while obtaining a strong mathematical base. Computer software applications, digital components, technical writing techniques, and troubleshooting practices establish the skills needed to enter the industry. To increase career options students can obtain certification in wireless communication and satellite installation.

Electronic repair is essential because systems often have glitches or need upgrades. Students can work through electronic repair technician programs and learn to connect, repair, and examine different systems. The goal is to establish the ability to follow complex steps that lead to providing solutions.

Students are able to work through these types of programs and train to enter many careers. Start preparing for educational training today by establishing career goals. When searching for electronic systems technology degree programs, be sure that the school you enroll in is accredited by the Accrediting Board for Engineering and Technology ( http://www.abet.org/ ), or another reputable accrediting agency.

DISCLAIMER: Above is a GENERIC OUTLINE and may or may not depict precise methods, courses and/or focuses related to ANY ONE specific school(s) that may or may not be advertised at PETAP.org.

Copyright 2010 - All rights reserved by PETAP.org.




Renata McGee is a staff writer for PETAP.org. Locate Electronics Systems Technology Degree Programs as well as Online Electronic Technology Degrees at PETAP.org, your Partners in Education and Tuition Assistance Programs.




Recommended Uses For Electronic Muscle Stimulation


Using a series of electric impulses to create a contraction of the muscles is referred to as electronic muscle stimulation. This same process can also be called neuromuscular electrical stimulation or ElectroMyoStimulation as well. It is used in many different ways: in medical procedures, among competing athletes, and even for personal in-home toning.

Padded electrodes are placed on the skin near the muscles targeted for stimulation. A device is turned on which produces electrical impulses that travel through the electrodes. This electricity is similar to the naturally occurring action potentials emitted from the central nervous system. Therefore, it creates the same result: muscle contraction.

Electricity was first proven to stimulate muscles in the 1700s. In the following two centuries, it was studied yet further. The discovery was made that not only does muscle move with an electrical impulse, but it undergoes lasting change. In some studies it was claimed that athletes had increased force behind their movements after ElectroMyoStimulation. However, in the 1970s these results could not satisfactorily be explained and were still unconvincing.

In research since, it is believed that the mechanism of neuromuscular electrical stimulation is better understood. The electrical treatments can have effects on different types of muscle fibers. Fibers are activated with different forms of electrical currents. Some currents bring about the contraction of one fiber where another current is necessary for a different fiber to contract. Therefore, results are different. With one type of activation, fatigue is improved. With another, muscles can gain strength and produce more force.

Yet even with increased knowledge, the effectiveness of use for athletes is still not widely accepted. Some coaches are known to use it continually for their players, including professional and successful coaches. The average consumer can purchase devices as well and wear equipment on the body to tone underlying muscles. One example of this is a belt which claims to tone the abdominal region.

Electronic muscle stimulation is used for medical reasons as well. It works effectively in physical therapy sessions to prevent muscles from atrophying due to disuse. This is normally a problem for individuals with skeletal or muscular problems. When bone, joints, tendon, ligaments or muscles are injured, movement is often compromised for extended period of time. To prevent the side effect of weakening muscles, electrical stimulation works very well.

Aesthetic uses have been attempted as well. The hope was that use of certain devices could bring about weight loss, but the Federal Drug Administration rejects this. Any calories burned are in insignificant amounts. For profound results several different muscles must be activated simultaneously with the circulatory and respiratory systems. The activation of one muscle at a time will not have anywhere near the same impact.

With the correct impulses, muscles can gain endurance and strength. These benefits can successfully and safely be applied to medical physical therapy sessions. Mixed results have been seen when used by aspiring athletes or when used by the general public. For the purpose of weight loss, devices have been rejected certification by the government. There is little or no evidence that this treatment will have any impact whatsoever on an individuals weight.




TENS or EMS are highly effective ways to aid the healing of ligaments and tendons. The method was first developed in Russia, however Russian stim is more powerful due to voltage differences.




Sunday, August 21, 2011

Echostar Pushes HD DVR Technology


One of the really fascinating things about TV technology these days is the variety of different directions that technological developments can come from. A good example of this can be seen in the technology that TV service providers build into their set top boxes. Echostar, which is the company that markets its services under the name of Dish Network, has especially innovative developments in its equipment- particularly in the real of Digital Video Recorders.

While most other TV service providers have digital video recorders built into some models of their receivers, Echostar uses DVR technology in a number of innovative ways. For example, it uses its DVR technology to supply video on demand options to its subscribers. The video on demand programming is stored on a hidden part of the DVR's hard disk and is updated in the background over the satellite signal so that there are fresh video on demand options for the subscribers to access.

Another interesting innovation is technology that allows users to download video from the hard disk of a DVR to the hard disk of a portable video device. These portable video devices (which Echostar calls PocketDishes) can then display that video on their built in screens. Since the PocketDish is battery powered and self contained, it lets Echostar subscribers watch TV in a lot more locations and under a wider variety of conditions than they would otherwise be able to.

Echostar's latest innovation is a digital video recorder receiver that's truly designed for HDTV. The earlier model that could record HDTV, the ViP 622 DVR, could record only thirty to thirty five hours of HDTV content. This new models, which Echostar calls, the ViP 722 HD DVR can store up to fifty hours of programming in HDTV. That's much more in line with people's expectations of what a DVR should be able to do and more in line with the number of channels that offer high def programming. The ViP 722 HD DVR also has an impressive capacity for recording standard definition programming as well. While its predecessor could record up to two hundred hours of standard def TV, this model can record up to three hundred and fifty hours of SDTV program content! This model also makes about a hundred hours of Video On Demand content available as well, though it's unclear at this point if any of that content is in HDTV.

One thing that this receiver from Echostar does address that's been a shortcoming for other DVR's is the fact that the built in hard disk limits the device's recording capacity. While recording capacity of many DVR's can be expanded by replacing their hard disks, that's not a very convenient alternative. Echostar's new technology addresses this problem by offering detachable hard disks that can be connected and disconnected to the DVR easily using a USB cable. These external drives are much more convenient than upgrades because they have plug and play compatibility with the DVR's and they make recorded TV programming portable. All of this makes for a lot more convenience built into this newer model.

This new HD DVR receiver from Echostar proves that innovative technology doesn't have to come from companies that just do electronics.




E.Sanderson writes articles about the latest developments in technology, electronics, and satellite TV. She'd like to inform you about the latest Dishnet services and how you can find the best Dish Network Deals.




New Technology Provides Alternatives To HDTV DVD's


A lot of people are hesitant to make an investment in high definition DVD technology and for good reason. Any new technology needs some time to be debugged so that it can function smoothly and deliver the performance that mainstream consumers expect, but since HDTV DVD technology has been out for over a year, that shouldn't really be a concern. The thing that is a concern for many consumers though is that there are two formats of high def DVD's that can't be played with each other's players. This hearkens back to the days when VHS and Betamax were dueling for supremacy over the video cassette market. When the dust settled after that format war, many people were left with useless Betamax players an no source of new video cassettes to play on them. Now there's widespread fear that the same could happen to anyone who invests in the high def DVD format that doesn't win the present format war.

There are some things that consumers can do in order to enjoy many of the benefits of HDTV movies without actually buying a Blu-ray player or an HD-DVD player. The most cost effective thing to do would probably be to buy an upconverting DVD player. This device plays standard definition DVD's and upconverts the video that comes from them so that it resembles HDTV resolutions. While an upconverted picture isn't as good as a real HDTV picture, it's significantly better than standard definition. This will also provide a way for you to breath new life into older DVD's.

Another option is to download movies in HDTV format. This can be accomplished through Microsoft's Xbox 360, the Apple TV, and several other devices. While the option of downloading High Def movies does circumvent having to use high def DVD's, it's not without its problems. In the case of the Apple TV, it can only get movies from iTunes, it only handles video with a resolution of up to 720p, and the picture that it produces at that resolution is quite grainy. The Xbox 360 doesn't really have problems with the quality of the picture, but the downloads can take extremely long times- sometimes upwards of an hour.

Another option comes in the form of the Vudu. The Vudu is a set top box that downloads video from the Internet and then upconverts the video to HDTV resolutions before displaying it on your TV. While this does eliminate the need for any kind of DVD, like upconverting DVD players, it produces a picture that's less than ideal because of the upconversion.

Another option still, is to get a high def DVD player that's part of another devices that you want anyway. For example, if you want the latest version of Sony's Play Station video game system, you'll get the built in Blu-ray disc player. In fact, there's no way not to get a Blu-ray disc player. If you already have Microsoft's Xbox 360, you can get an optional drive that will play HD-DVD's. If you want the video game system anyway, either of these two alternatives will probably cost you less than getting the video gaming system and a stand alone high def DVD player.

Whatever you decide, hopefully it should be helpful to know that there are alternatives to investing directly in high def DVD technology before you're ready.




E. Sanderson writes articles about the latest developments in technology, electronics, and satellite TV. She'd like to inform you about the latest Dish TV services and how you can find the best Dishnet HD Promotions.