Digital broadcasting today consists of complexsystems that combine a list of devices, each of which is assigned specific tasks. The receiver for digital television belongs to the category of such devices. It is designed to accept and convert signals that are subsequently transmitted to the broadcasting device. It can be a computer monitor or a TV.
The device in accordance with establishedparameters converts the received signals and translates them to the screen of the digital device, thanks to this the user hears a quality sound and sees a full-fledged image without any distortion. Proper connection of the receiver directly affects the quality of work, while the device can be connected to the terrestrial, digital TV, computer network, antenna or cable television.
Easy connectivity reduces the likelihoodoccurrence of interruptions during operation. It is necessary to use as fewer connecting elements as possible to enable convenient adjustment. When buying wiring, you should not choose cheap low-quality options for connecting terminal and converting devices, and it should not be too long. Short connections reduce the amount of distortion. When connecting to the system unit, it is desirable that it can be safely removed from the rack to check the connection.
Receivers for terrestrial digital television,equipped with RF modulators, are connected with suitable television cables to the antenna input. In this case, the signal transmission is carried out in accordance with the frequency of one of the broadcasting channels. This technique can be used for most of the old-style TV sets equipped with only one antenna input.
From a competent choice of the device depends the qualitythe resulting image and the pleasure of viewing. First, you should come to the store and compare the main characteristics of different models of several manufacturers. Also, you need to decide on a possible budget and pay special attention to the technical parameters.
Power is selected in accordance with the availableconditions. A receiver for digital television with a power of 60 watts per channel is suitable for apartments, and in private domains it is desirable to use equipment with higher power. The assignment should also be selected in advance, there are various options, for example, with decoders 7.1, 6.1 and 5.1, but the first of them today has not acquired sufficient distribution.
In the selection process, one must start fromneeds, this will avoid the situation when the device does not have the necessary functionality. If you do not need to listen to films with phonograms, you should pay attention to the device 5.1, it has a much lower cost compared to other options.
Receiver for reception of digital television mediumprice category and high quality of sound must have decoders of the following type: DTS, Dolby Digital and Dolby Pro Logic. The first plays an important role, because it decrypts disks of this format. The manufacturer of the selected equipment should be tested and have positive recommendations in this area. It is worth noting that some well-known multiprofile manufacturers can not produce the best tuners, while unpopular brands can find high-quality devices.
Receivers for terrestrial digital televisionare divided into three varieties, they are all suitable for different categories of users. Each species has its own flagships. First of all, you need to determine the purpose of the tuner, and from certain options choose the most suitable. You can limit the budget receiver when viewing channels in a standard format and without a subscription fee. More functional equipment is needed when viewing channels with high definition, using the HDMI interface and connecting to the Internet.
Budget devices have acquired extensivedistribution is not only due to low cost, but also simple operation, which is especially important for the elderly. The main purpose is to view the programs, while there are no extra functions. It is possible to view coded channels when using the appropriate software. Among the shortcomings, it is worth noting the need for systematic tuning, since the frequency of broadcasting certain channels changes annually.
There are many tuners of this category,they have the functions of viewing high-frequency channels and recording. They can be used with a technique whose screen size exceeds 42 inches thanks to the addition of an HDMI interface. Choosing such a receiver for cable, digital television, you can not worry that it will soon become obsolete, as HDTV technology is only gaining momentum today.
The devices have USB connectors, so theirthe setting is not difficult. It is enough to download the required files on the official resource and transfer it to the equipment via a flash drive. About such a device as a receiver for digital television, reviews are mostly positive. It has an acceptable cost, the presence of special outputs for connecting to the Internet and a card reader, allows you to display video recordings in 1080P format.
Similar devices, in addition to the functionality of the averageclass, have a wide range of additional features and specific equipment. This receiver is used for digital television, terrestrial and cable. Connection to the World Wide Web is possible via a wireless adapter via a Wi-Fi network, while budget analogues have only a standard LAN port. Tuners have a wide functionality of the media player, recording several channels simultaneously and the built-in browser.
Choosing the best receiver for digital television, it is worthwhile to first study the various options and reviews of people who have already purchased them.
The Rolsen RDB-507N tuner, according to customers,has a compact size, allowing you to quietly place the device, an intuitive menu and the ability to play most of the formats of flash cards. Among the shortcomings is a small angle of the remote control and unstable work.
The device BBK SMP017HDT2, according to reviews, has an excellent price / performance ratio, a clear image, little heating for long periods of time.
Receiver for digital television SUPRA SDT-94 is characterized by fast channel search and low cost. Also, users note the wide angle of the console and the ability to write to the flash card.
