What is the basic principle of digital television?

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Digital television is simply the process of broadcasting a digital signal, instead of an analog one. This results in better sound and picture quality, as well as increased coverage.
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What is digital television?

Digital television, or DTV, is a new standard for high-definition television broadcasts. Old tv was a signal transmitted to your house over the air or by cable, but the picture was actually a variable voltage going up and down to tell your tv which picture tube color dot to turn on and how bright. ( Full Answer )

What is digital TV multicasting?

Making the move to digital TV can give viewers access to additional local TV channels. Multicasting is the technology that allows a single station to provide as many as six separate programming streams simultaneously, free and over the air.

Can you convert a TV to digital TV?

It is not possible to convert an analog television to a digital television. However, by using a digital set top receiver, it is possible to receive digital signals and deliver them as an analog signal to an analog television. Digital receivers are not expensive, starting at around $25 in US and  ( Full Answer )

How do you know if your TV is digital or analog?

"Standard-definition" (meaning 480i) Cathode-ray tube televisions are analog. CRT TV's are easily identifiable by their immense weight and the fact that their depth nearly matches their width and height. Newer, hi-def (720p, 1080i/p) televisions are almost all either lcd, plasma, or dlp, all of whic ( Full Answer )

When does TV go all digital?

February 17, 2009. However, most TV stations will have the options of leaving their analog transmitters for a while longer, if they so choose. How long? Not known, yet, but most will probably shut them off for simple reasons of economics.

Who makes digital lifestyle tv?

Corion USA makes the Digital Lifetstyle LCD Tvs http://www.corionusa.com/corp/ FYI.... This website was taken down and no longer works as of Jan 2010. I have filed a BBB complaint.... no response... all working telephone numbers associated with this company don't work. HSN's hands are tied and pr ( Full Answer )

How do you get digital reception by antenna with a digital TV?

I get a perfect picture on TV using an antenna. Can not get digital signal to come thru when using either a converter box or a new digital TV. I have following all the instructions carefully and can get no signal for digital. The antenna is new and hooked up correctly. Get perfect analog pictures. W ( Full Answer )

When will you get a digital tv signal?

The answer to your question depends on where you live in the world! Please ask this question again and be sure to say where you want to receive digital television: say in which country as well as in which city, town or village.

When did digital TV start in Canada?

Digital TV in Canada started In January 2007. The governmentstopped issuing licenses for analogue transmitters so as to embracedigital migration.

How digital cable TV works?

A signal is sent through the cable at a much higher frequency than regular cable. Additional data is sent in this signal to support the original audio and video signals to ensure that they are received in much better quality than analog signals. This additional data and the type of signal sent is wh ( Full Answer )

Is a LCD TV digitalized?

Originally, LCD sets were a combination of analog and digital components. Now, they're more digital oriented bu still contain an analog tuner section for the soon to be defunct NTSC television system. In the future, we'll eventually be 100 percent digital, but manufacturers will probably continue ( Full Answer )

What is the scientific principle for tv?

Most simplistically, it works on radio waves, invisible wave lengths that can be picked up by receivers and translated into electronic signals that control displays on a "picture tube". Most recently, digital signals have replaced analog waves, and of course many people are now receiving the electr ( Full Answer )

Why can't record from digital tv?

Recording through digital tv is quite easy, there are various popular digital tv providers like Tiscali, Sky, Virgin etc. These providers offer complete information about recording programmes using their devices.. When purchasing digital TV service through such companies as Virgin Media, Sky TV, an ( Full Answer )

Disadvantages of digital tv?

\nUnlike analog, loss of signal means total loss of contact. With analog signals, as signal loss would degrade the picture would "snow" a bit, get fuzzy, losing more and more picture quality and eventually leave only audio, which would be the last to go. With digital, the picture and sound will li ( Full Answer )

Why is TV going digital?

The reason for digital transmission was cited as a method to free up broadcast spectrum and better use existing allocations of rthe spectrum. Using the same frequency range using digital transmission more content could be delivered using the same ranges and for certain spectrum alloactions they exis ( Full Answer )

Is a lcd TV digital?

By law, every TV sold in the US since the fall of 2006 MUST be a digital TV with a Digital tuner.

Can a VCR record digital tv?

VCRs do NOT process digital signals, analgue is the only language they understand. Therefore, you need to place before the VCR a device that has a digital tuner plus the ability to convert digital signal to analogue. Examples of such devices are a cable / satellite set-top box, a digital to ( Full Answer )

Why do you have to get digital television?

Older TV sets use analog signals. In February, all TV signals that are now analog will become digital because it gives more efficient use of the bandwidth. Analog sets will not receive and interpret the images from a digital transmission. It's the same reason you can't use your old TV as a comput ( Full Answer )

What do i need to do to get digital tv?

If your TV set was purchased with the last couple of years, it may already have a Digital Tuner, this will normally have some sort of marking typically on the back, stating this. If it's an older TV set, you will need a Digital to Analogue Converter. These are readily available at most Consumer E ( Full Answer )

Is a tv digital?

Check the user's manual. Most TVs made in the last 2 years are digital. For sets older than that, you can find out by going to the manufacturer's web site.

What is a basic principle?

Basic principles are ideologies that guide a school of thought or for that matter an entire institution.These are laid down by thinkers or the heads of an institution.It can be called a charter that helps anything to work with the help of the bylaws that are set.

How do you connect amplifier to digital tv?

You can look at the in and out connectors on the TV and the amplifier. You have choices that depend on the tv and amplifier, basic stereo, surround sound and tos-link. As you know in and out are connected and out and in are connected. Do not connect in and in to each other and do not connect out and ( Full Answer )

Digital channel missing from TV?

Go to your user's menu in the TV and rescan the channels. If it's there, it'll probably find it.

When did digital tv come out?

Digital TV first came out in 1996 and saw very limited usage. Ittook several years for it to gradually take over analog broadcastswhich have all but been eliminated as of 2014.

How would a digital tv work?

Basically it is ran by a huge series of 0's and 1's which is then transmitted into a digital decoder. The decoder then reads the code and the picture is put on the screen. It varies from the analog TV because analogs are a completely different setup. These are ran by radio waves and electromagnetic ( Full Answer )

When is ABC TV going digital?

ABC-TV or ABC-DT has been HD for years, might be your local station or cable company isn't.

How do you film a reasonably impressive tv advert using a basic digital camera?

design or plan out what you want your advertisement to look like first, look for free images and or videos fo what you might need or want to add to your advertisement, have differents takes (video shots) so that you can have choices in what you would like your advertisement to look like. Use a video ( Full Answer )

Can I receive digital cable on a digital tv?

Usually you can receive digital cable on a digital or analog (old) tv, but what matters is that you have a digital cable "box." The digital cable box will usually have its own remote that can be setup to control other things such as the TV or DVD player in addition to the digital cable channel and g ( Full Answer )

Is deltora quest on digital tv?

There used to be like in 2005 maybe even sooner but they canceled the show u can buy both dvds on eBay the show used to play on cartoon network but something happened and they canceled it u can also watch SOME episodes on youtube it was made at japan so it is hard to find English versions

How do you make a digital tv?

There was once a time when a knowledgeable enthusiast had the resources to build a television at home. That was in the days when the technology was much simpler than it is today. The introduction of color made it harder to build a television at home and the advent of digital broadcasts has made it j ( Full Answer )

If you have digital television do you need a Digital TV antenna?

No you don't, if you have a good reception with your analogue antenna you can connect it to your Digital TV and it will allow you to see digital channels including HDTV. There is a trend by manufacturers to add 'digital' in front of devices in order to sell them. There is nothing 'digital' about an ( Full Answer )

What are digital tv antennas used for?

The digital TV antennas were made when the analog satellites for TVs went to a Digital satellite. With a converter box and the digital antennas it still makes it possible to use TV that still use the old rabbit ears.

What is a dual digital tv tuner?

A DualDigital TV Tuner allows you to watch one digital TV channel and record another one at the same time. Also this can be used to allow the picture-in-picture function to work with two different channels displayed.

Can you change your analog TV to digital?

Though the TV cannot be altered, a set top box can be purchased fairly cheaply, about £20.00 in the UK. If you watch broadcast television (by means of an antenna) rather than using cable TV, you can convert your analog TV to digital by means of a digital converter box, which should be easily avai ( Full Answer )

Why did you have to change to digital TV?

The move to digital television broadcasting reflects the change in production, storage and viewing of television content. Digital transmission adds features that analog services are unable to support and there is a flexibility in the use of transmission bandwidth that is also not possible with analo ( Full Answer )

Is the Mikomi 15LCD250 tv digital?

This is a low cost television with a digital tuner built in (depending on the region where it is sold) and has an HDMI input that supports up to 720 line resolution. It appears to not support 1080 line.

What are the principle on which tv works?

SCANNING is the principle on which TV (Television) works . Electron Gun in side Television fires electron beams from top to bottom onto the Phosphor coated screen to produce images many times in a second (generally 25 or 30 images per second) such that they appear moving to the eyes.

Where can a digital TV converter be bought?

If one wants to purchase a digital TV converter they are widely available. One can often purchase or rent them from one's cable company. Other options include Best Buy, Amazon and eBay.

What is the purpose of a digital TV box?

I have to say the decive in your image i have never used before,now TV Box, kind staff used to turn your tv into a HTPC, so thatyou get access to network ,such google ,youtube.com etc, now tronfyfull-loaded tv box from tinydeal.com support more channels, if youwant to know sth about it or go for one ( Full Answer )

What is the benefit of digital TV receivers?

Digital TV receivers offer high definition broadcasting and a clear combination of audio and video. Digital TV receivers attach directly to your TV with a cable and do not require any additional hardware.