External TV tuners are a prefix to a personal computer, which provides reception from television or an internal or external antenna (or satellite or cable TV).
Types of TV tuners
. - . , . , . , . - -. USB-. - . , , . . - - USB. " " . . .
- . . . «» USB- 1.1. FM-. . , . , . , . - PCMCIA.
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. , TFT, , . . , « », . , . . , . , , USB- mpeg4, .
And finally ...
There are some models of TV tuners that can receive satellite TV. However, when buying such equipment, one should not forget that for its operation, at least a satellite dish is also necessary .