[mythtv-users] Slave backend part 2

Stuart Auchterlonie stuarta at squashedfrog.net
Wed Oct 28 11:52:07 UTC 2020


On 23/10/2020 15:49, Mike Perkins wrote:
> So I built my slave backend, loaded it with Debian Buster and added the
> deb-multimedia repo.
> 
> Installing the backend is a pain, since it insists on installing a
> database server, which of course is not required for a slave. (This also
> happened when updating the master; it mucks about with the database
> password in config.sys. Beware.)
> 
> Added my Hauppauge Nova-T USB tuner, created a source and attempted to
> scan. Nothing! I can see on the display that there is signal but the
> message is always the same, whatever the channel: Timed out, no signal.
> 
> Adding in some debug tracing gives me a stream of which the following is
> a snippet:
> 
...
> 
> Sorry about the length, but the selection is important. I /know/ that
> there are transmissions (here) on channels, 39, 40 and 42, yet the
> scanner finds NOTHING. (My MBE is using these channels!)
> 
> A close look at the channel frequencies reveals the problem: they are
> nothing like the published values. Channel 39 is being scanned at
> 606500000Hz but I know that it should be 618200000Hz. Channel 42 is
> scanned at 627500000Hz whereas it should be 642000000Hz.
> 
> I am using the Europe-west table as I am in the UK. My master backend
> has been successfully tuned this way in the recent past. Has something
> recently changed?
> 

You should do a full scan and select UK for DVB-T/T2 and then it has
the correct frequency list.


Regards
Stuart



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