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My television has a (built-in, set-top box) high definition tuner. Can I use that instead of Cablevisions set-top box?

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My television has a (built-in, set-top box) high definition tuner. Can I use that instead of Cablevisions set-top box?

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No.<> style=”mso-spacerun: yes”> Over-the-air HDTV signals (the ones that your tuner is designed to receive) are transmitted in <> href=”#_What_is_8VSB?”>8VSB<> style=’mso-bookmark:_Toc35002662’> format. This format is fine for over-the-air, but takes up too much bandwidth for use in cable systems.<> style=”mso-spacerun: yes”> Cablevision delivers HDTV signals in <> href=”#_What_is_QAM?”>QAM<> style=’mso-bookmark:_Toc35002662’> format, which is much more bandwidth-efficient (it offers other advantages as well). In the future, HDTV sets are likely to include tuners that can receive HDTV cable signals, but there are none on the market at present.

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