[mythtv-users] Record from Cisco DTA 271HD - how to tune to channel 3?

Timothy Krantz tkrantz at stahurabrenner.com
Sat Jan 9 23:06:49 UTC 2016


> I have a USB IR Toy working.  Using LIRC 0.9.3a I can blast channel change
> signals to the cisco box.
> 
> I can't figure out how to record from it though.
> 
> I have my adapter working to record Antenna (ATSC) from
> /dev/dvb/adapter0/frontend0 which is a Samsung S5H1409 QAM/8VSB
> Frontend.
> 
> Swap the coax input of my Samsung card to be the coax output on the cable
> box but I can't find the signal.  I've tried using dd and cat to dump the
signal
> but they give me errors as root.  I've also tried using VLC to see the
signal, but
> it does not see anything.
> 
> 
> To use the cisco box my TV must be set to channel 3 though.  Any ideas on
> how to tune my card directly to channel 3 (USA)?
> 
> i.e. when the cisco is connected directly to my TV (via coax) it must be
on
> channel 3.  I can then use the cisco remote to change cable tv channels.
> 
> When connected to the Antenna I can use w_scan and detect the local
> channels.  I suspect w_scan is looking at known broadcast frequencies and
> does not know about channel 3.

I have a feeling that for you to record from the coax out you will need to
connect it to an analog tuner (i.e. /dev/video0) and select channel 3 on
that.

Tim



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