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2. ATSC tuner - Wikipedia

   en.wikipedia.org/wiki/ATSC_tuner

   Selective tuning is the process by which the radio frequency (RF) of the television channel is selected by a receiver from within a band of transmitted RF signals. The tuner usually performs the function of frequency-agile selection, along with rejection of unwanted out-of-band signals.

3. Antenna types - Wikipedia

   en.wikipedia.org/wiki/Antenna_types

   The batwing shape is a flattened biconic ("butterfly antenna") that gives wide bandwidth which whole-channel TV transmission needs. Stacking the batwings vertically on a mast concentrates more of the combined antennas' radiation in the horizontal direction, and with matched pairs at right angles, each pair fills-in the nulls of its counterpart ...

4. Dish Network - Wikipedia

   en.wikipedia.org/wiki/Dish_Network

   Both a standard receiver and a receiver with built-in digital video recorder (DVR) were available to subscribers. [83] The DISH Network ViP722 HD DVR replacement for the ViP622 received generally positive reviews. [84] It could record up to 350 hours of standard-definition (SD) broadcasts, or 55 hours of high-definition (HD).

5. Satellite television in the United States - Wikipedia

   en.wikipedia.org/wiki/Satellite_television_in...

   U.S. residential satellite TV receiver dishes. Currently, there are two primary satellite television providers of subscription based service available to United States consumers: DirecTV and Dish Network, which have 21 and 10 million subscribers respectively. [1] [2]

6. DTV receiver - Wikipedia

   en.wikipedia.org/wiki/DTV_receiver

   Its components are very similar to a desktop PC. The DTV receiver is a vital link in the chain of television system. The goal of a broadcasting system is to concentrate the hardware requirements at the source to simplify the receivers and makes it as inexpensive as possible. It is usually connected to the TV set or incorporated in the TV set.

7. Satellite television - Wikipedia

   en.wikipedia.org/wiki/Satellite_television

   The receiver uses the DiSEqC protocol to control the LNB mode, which handles this. [19] If several satellite receivers are to be attached to a single dish a so-called multiswitch must be used in conjunction with a special type of LNB. [19] There are also LNBs available with a multi-switch already integrated. [19]