[mythtv-users] Pinnacle PCTV HD Pro Stick

Brian Phillips brian.phillips at gmx.net
Tue May 20 16:37:51 UTC 2008


Ben Dailey wrote:
> Now for a question of my own, has any one tried/is it possible to
> capture from ATSC and the analog tuner/capture simultaneously? 

Disclaimer: I don't own one...

Having said that, unless this thing has some very expensive DSP (it doesn't)
that can sample it at the hundreds of MHz and "digitally" tune it, it most
likely uses an analog tuning circuit to modulate the signal down to an
intermediate frequency and samples that.

Basically put, the analog tuning circuit can only tune to one carrier
frequency (channel) at a time, be it an analog VHF channel or a digital UHF
channel.  It will only be able to read ATSC or NTSC but not both at the same
time.



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