Digital TV. Television standards DVB-T2, DVB-S2 and DVB-C. What is digital terrestrial broadcasting DVB-T2

Free digital television became generally available in early 2015, but many users continue to watch television in analogue format.

The transition to digital broadcasting is difficult disabilities TVs that do not support DVB-T2 technology. A signal of this format can be received modern models with built-in DVB-T2 tuner. Other TVs will be able to switch to digital only with the help of additional equipment- external tuner T2.

Operator Zenobund decoded 32 channels at the request of the government, which plans to turn off analogue broadcasting by the end of June 2017. Currently in the coverage area digital broadcasting 95% of the territory of Ukraine.

Popular questions about digital set-top box DVB-T2

Experts from the Foxtrot online store answered the most common questions about DVB-T2 receivers presented on the website http://www.foxtrot.com.ua/.

1. Why doesn't my digital TV receive a signal?

Many digital TVs are equipped with a built-in first-generation DVB-T tuner - the predecessor of DVB-T2. This tuner does not decode MPEG4 signal.

2. What it doestuner T2?

A digital set-top box is a receiver with a decoder that processes the encoded signal with the MPEG-4 compression algorithm. The set-top box extracts image and sound data from the transport digital stream and converts the signal into an analog format that is perceived by the TV.

3. How to switch to digital broadcasting?

To switch to digital you will need an external DVB-T2 set-top box and a regular indoor antenna decimeter range. Experts recommend purchasing a special DVB-T2 antenna if the TV is located at a considerable distance from the transmitter. The set-top box is connected to the TV using a triple tulip or HDMI cable.

4. How to convert several TVs to digital?

The optimal solution is to purchase a separate set-top box for each TV. Receivers with an RF modulator can be connected to several TVs by organizing single network: V in this case All connected TVs will play the same channel selected by the receiver.

5. How do some T2 consoles differ from others?

The main difference is in functionality. Among the latest is recording on external media, delayed viewing (TimeShift), RF modulator, Wi-Fi. Models also differ in the number and set of connectors (RCA, HDMI and USB).

6. How many channels are available in digital?

Today at digital format 32 channels are broadcast free of charge, including 10 HD channels. Using the set-top box you can watch any paid channels, access to which is provided various operators digital broadcasting. Access is provided special cards, which are installed in card readers or CI slots of the tuner.

Now the T2 tuner has become widespread. Channels that are broadcast similar device, as a rule, have high quality of both sound and image.

Such a device must work on one or more standards. Most popular in the area Russian Federation are as follows: DVB-T (legacy) and DVB-T2 (modern). This means that this tuner broadcasts European digital television. There are others. For example, the ISDB-T standard provides access to Japanese and some South American channels.

The receivers themselves can be of several types. Nowadays, consumers are turning to stores for help in finding a good one. Unfortunately, some of them only work with free channels, and in order to recognize paid ones, you will have to look for an appropriate receiver with a special option.

The article discusses special models that have become widespread. They are in demand among consumers and are considered the most optimal in terms of their characteristics. When purchasing, you need to pay attention to them.

BBK SMP001HDT2

This T2 tuner has long won the favor of buyers. It can often be found at specialized points of sale. Judging by the reviews, the device is different good quality images, a huge number of available functions, ease of operation and ease of use.

What else can be noted? The receiver's interface is quite clear, it is completely unique and developed by the BBK team. The signal is received through special antennas and radio channels. The T2 tuner operates without interference; the image and sound quality is not affected by the range of the repeater. There is a function for delayed viewing and stopping. If desired, you can record any movie or program to an external storage device. There is also permission to rewind ad blocks.

The body is made of plastic. Built-in special electronic version program programs. Weighs 200 g.

BBK SMP017HDT2

The next T2 tuner is a powerful device that runs on a stable and high-quality processor. It is due to this that this device is capable of operating for quite a long time. large number years. The model is equipped with many functions that will be useful to every person. Included in the kit special cables and wires that allow you to connect to the TV. You can also interact with peripheral media, playing various media files from them. The body is made of plastic, like most models from this company. One of the versions sold is made in black, so the device will easily complement absolutely any interior. The T2 tuner is built in high quality player, which works with all formats, which clearly simplifies the operation process. The kit also includes special instructions and a remote control. The small size of the device will help you install it in the smallest places.

AverMedia AVerTV Mobile 510

The next receiver is small in size and suitable for use with gadgets. After all, many users prefer to carry a T2 TV tuner with them in order to watch television at any time. But you need to pay attention - the device only works with gadgets based on operating system"Android". The device is equipped with a special adapter that connects to a connector on your phone or tablet. This allows anyone to watch TV without being connected to the Internet. Such digital tuner will be convenient for anyone who prefers to move from place to place. There are also communication interruptions. That is why many people prefer this tuner. Works with two standards at once: outdated and its successor.

The weight of the device is just under 8 g. The weight and minimal dimensions of the device will not cause discomfort to any person when using the receiver.

SUPRA SDT-90 Black

This external digital tuner T2 is also called a set-top box. The Supra manufacturer has installed software on the device that supports both standards. A built-in recording function allows the user to save the internal memory or on external media any program, film or entire broadcast. There is an option to allow each consumer to set a timer to start recording. This is quite convenient and users note this function as useful as possible. There are options to increase the speed or decrease it during playback. That is, you can watch your favorite moment for a long time, peering into every movement, but waste an uninteresting one. Moreover, this model The tuner is equipped with a function for working with subtitles and teletext. There is also a built-in program guide. In general, the characteristics of the device are high, and therefore attract buyers.

Rolsen RDB-528A Black

T2 RDB-528A will allow you to record all the necessary films and programs onto memory cards and flash drives. The device supports many media formats that can be additionally opened from another source. The device is capable of synchronizing time, and it also has access to the program guide.

Customer reviews make it clear that this model gives viewing pleasure. It not only produces a good quality image, but also a stable radio signal.

The appearance of the receiver is rather modest, but this is more a positive side than a bad one. Not all buyers prefer bright accents in design; many are drawn to minimalism and a sense of solidity.

The device works well, there are no failures observed. The service life is generally impressive, although there are some complaints. However, you just need to take care of your tuner, then it will work for quite a long time.

Rolsen RDB-902

This receiver receives signals both in satellite format and digital terrestrial. This model is known for its powerful functional list, as well as a cute design. It allows you to happily watch your favorite movies, listen to music, and all this in good quality. The device is quite successful, and this T2 tuner receives only laudatory reviews.

Strong SRT 8500

The T2 tuner “Strong SRT 8500” is sold complete with a cable for connecting to a TV, instructions, a remote control and batteries for it. The body of the device is made of metal, and the front part is made of plastic. It may look like aluminum. The total weight of the device is just under 1 kg. Of all the devices described above, this is the heaviest, but it is worth it. The assembly of the tuner is of the highest quality, as are the materials used.

Consumers call this device balanced. All details according to technical characteristics are in harmony with each other. Of course, it is a little noticeable from the outside that the manufacturer tried to make the product as cheap as possible. He overdid it a little, but for his price category These characteristics are already enough. Its cost is about 1000 rubles. But it must be said that compared to other more powerful devices, this receiver has poor performance and low request processing speed. But since Russian buyers prefer to use cheap devices with average quality, this receiver is also quite optimal.

Telefunken TF-DVBT207 Black

This T2 tuner received good reviews. It is a high-quality receiver, which is necessary for watching television. Works with two European standards. This device differs from its competitors in that it has its own player. It is capable of independently reading from a memory card necessary files. The device sees external media up to 2 TB in size. There is a built-in memory function that will allow you to record the necessary broadcast. If you suddenly need a quick distraction while watching, you can always press pause and return to the film a little later.

The package includes a manual, warranty, remote control, batteries for it, the device itself and a cable for connecting to the TV. Lots of built-in convenient functions, in addition to those already described. There is also an on/off timer. It will make using the device pleasant. In general, this receiver is of high quality and deserves attention from domestic consumers.

Digital television has taught us that the quality of image and sound must be consistently high. It’s easy to connect to it: for this you need a DVB-T2 set-top box for digital television. It is used to receive a signal and transmit it to a TV without a built-in tuner; an antenna must be used. Such a receiver may have different functionality and, accordingly, cost.

Which model should you choose?

To buy a digital TV set-top box that meets your requirements and not overpay for unnecessary functions, pay attention to the following features:

Support for HD formats. If you are going to watch high definition digital TV (HD, Full HD), make sure that this support available in the device.
Recording TV programs. In order not to miss your favorite TV show or movie, even if you were not at home when it was shown, buy a receiver with a TV program recording function.
Connectors. A DVB-T2 digital set-top box for TV is usually equipped with standard inputs and exits. However, before purchasing, it would be a good idea to look at the list of connectors for the model you like. Make sure that it has HDMI, which is popular today, through which the device is connected to the TV.
Additional features. When choosing specific model keep in mind that the more she has functionality, the higher the price. Therefore, choose what you will definitely need. This may include a pause function during broadcasting, a built-in radio, recording programs using a timer, a TV guide and other options.

DVB-T2 set-top boxes in the Yulmart online store

The sale of TV receivers is carried out by the Yulmart online store with a quality guarantee. You can buy from us set-top boxes DVB-T2 over favorable prices. Delivery is carried out both in Moscow and anywhere in Russia.

Prices for DVB-T2 are indicated without taking into account possible discounts on current promotions and loyalty programs.

By 2017, Russia must completely switch from analogue broadcasting of all television channels to digital transmission. In connection with this circumstance, ordinary citizens must purchase the necessary equipment to receive the signal in the new format. This fact will not affect owners of modern LCDs in any way. Their equipment has already been adapted for digital broadcasting. Owners of TVs of earlier models will have to purchase an external dvb receiver, supporting the transmission and reception of channels in T2 format.

Broadcasting channels: formats and standards

Before you run to the store or order a tuner on the Internet, you need to familiarize yourself with what formats the channels are broadcast in, as well as what standards exist for their transmission. Knowing this, you can easily determine the basic requirements for necessary equipment. This approach will greatly facilitate the selection of the desired device.

Advice. Digital transmission television channels is preferable compared to analog signal. “Digital” is capable of broadcasting in high definition format, and weather conditions have virtually no effect on the quality of the signal.

Standards

Digital broadcasting is carried out in a single international standard DVB (Digital Video Broadcasting), literal translation from English - digital video broadcasting. Signal transmission in digital format can be carried out from various sources, depending on this, the general standard is divided into several categories:

DVB-C – cable broadcast. The signal is broadcast via cable and by a specific provider.
DVB-S – satellite image transmission. Broadcasting of channels from source to consumer is carried out via satellite.
DVB-S2 – satellite broadcasting of channels in high-quality HD or Full HD format.
DVB-T is a standard for terrestrial broadcasting of channels in digital format. The channels are broadcast over traditional radio air, and reception is carried out using an analog antenna.
DVB-T2 is an improved standard for terrestrial digital broadcasting. It supports broadcasting in HD or Full HD quality, as well as in 3D format.

The external tuner is selected based on the broadcast standard TV signal.

Attention! Tuners from unknown manufacturers and low cost do not have good quality and reliability.

Formats

Initially, digital television, as well as satellite broadcasting, was broadcast in MPEG2 (compression level). With the development of technology and the introduction of innovative solutions, the already standard MPEG2 compression level has evolved into MPEG4, which is used in the DVB-T2 signal transmission standard. Modern equipment is capable of transmitting a television signal in HD (High-Definition) format of high quality and Full HD with high resolution ranging from 1080x1920 and higher. The resolution marking may indicate an index: i – interlaced format, p – progressive format.

Advice. The progressive format allows you to transmit images of higher definition compared to interlaced.

When choosing an external receiver you need to consider technical specifications TV, in particular its ability to support the broadcast format. This is due to the fact that outdated models of equipment do not reproduce images in SDTV format and do not perceive broadcasts in high quality and especially in 3D format. The signal can also be transmitted free of charge (FTA) and in an encrypted format. To receive the latter, the tuner must be equipped with decoding technology: Irdeto, Viaccess or Conax.

External for receiving digital television must meet the basic technical requirements:

Tuner chipset. It is analogous to personal computer. Responsible for the data processing speed and sensitivity of the receiver to signal level. Accordingly, more powerful processor accepts even the most weak signal, has high performance for processing video and audio data from external media.
Format and standards. It is important that the tuner supports reception of a signal compressed in MPEG4 and in the terrestrial standard television broadcasting DVB-T2. Based on the TV model, support for HD and Full HD quality is also important.
Control. All external consoles are equipped remote controls control (remote control), and the presence of functional buttons on the tuner body is an important option in cases of remote control failure.
Multimedia. For movie lovers, an indispensable feature will be the presence of a USB connector or Wi-Fi module to watch video from external device or the Internet, as well as support for common video formats: AVI, XviD, DivX, MKV.
Connection. The presence of “tulip” or SCART type connectors is mandatory since TVs of any model are equipped with sockets for this type of connection. HDMI or YPbPr connectors are designed for HD and Full HD quality format.
TimeShift function. It is designed to record a television signal onto an external memory medium.

Advice. According to reviews from consumers and professionals, the leading positions in the rating of tuners are occupied by: Strong, Openbox, BBK.

A correctly selected receiver will allow you to enjoy watching channels and videos in high quality, and also save cash. Additional options, which are equipped with external set-top boxes, can further expand the capabilities of the equipment.

How to connect a dvb t2 digital set-top box to a TV - video

Equipment for digital television is what you can buy in our store. Our company operates in the market of broadcast and satellite equipment since 2003 and we already know most of our clients by sight.
For regular customers of our online store there is a system of discounts, which are calculated automatically according to the coupon number assigned to you personally.
All equipment passes pre-sale preparation, namely, it is installed latest version Software for satellite and broadcast consoles. All receivers are tested for functionality.
Our company delivers equipment both in Moscow and throughout Russia. Most courier delivery companies have agreements on preferential delivery prices.
In our online store you can find almost any equipment that you may need to receive satellite and terrestrial television. We have tried to make the ordering process convenient for anyone. If you plan to order not one item, but several, then you can use the store search and pay attention to the accompanying equipment. If you want to pick up equipment for receiving satellite TV, then you should go to the tab menu " Satellite TV", if for receiving terrestrial or cable TV, then " Terrestrial television" etc. If you have questions during the ordering process, you can use online chat, which is located on every page of the online store or order call back.
We hope that in the online digital TV store you can spend a minimum amount of time ordering the required equipment.