[mythtv-users] Possibly a "dumb" question
gavin at ytz.ca
Fri Feb 5 17:40:37 UTC 2010
On Fri, Feb 05, 2010 at 09:42:05AM -0700, Brian Wood wrote:
> A cable system could theoretically just heterodyne an off-air ATSC signal to
> another frequency and put it on the wire, then use an STB to simply mix it
> down to channel 2 or 3, all the information would be untouched, and the TV set
> wouldn't know the difference.
Sort of. Modern TVs tuning ATSC are stateful about channel identification, subchannels,
and are snarky about how they map guide information. You'd likely have to set your TV
up again every time you changed channels!!!
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