[mythtv-users] IR blaster question
sam at hellosam.net
Tue Sep 5 01:26:37 UTC 2006
Michael T. Dean wrote:
>On 09/04/2006 07:40 AM, Robin Gilks wrote:
>>I've successfully used a multi LED IR blaster to control my TV (turn it
>>on/off) my settop box (change channel and ensure its not muted) and an old
>>stereo amp (turn it on/off) but I can't seem to get it to talk to my new
>>The old amp used a Sony RM-V70 remote - which worked fine. The new one
>>uses a RM-AAP013 remote and although I've captured codes using irrecord
>>(and I can consistantly see them OK when I check them with irw) the IR
>>blaster just does nothing to/for the amp at all. I can't turn it on/off,
>>change from analog to S/PDIF, nothing :-(
>>Anyone any ideas as to what is going on? I guess the final test will be to
>>use a 'scope on the IR detector and compare the IR blaster & remote
>>control waveforms in case its lirc not capturing it accurately. Thats a
>>long job to set up (cables to make/modify) hence asking here first...
>I know some of Sony's receivers use 2-way communications with the
>remotes. Does this one, by any chance, require it?
I have no experience with IR Blaster, but may be it worthwhile to try to
beam the IR at a slightly different modulation frequency, up and down
5kHz, at 1kHz step...Although a non-perfect matching frequency should
still work but only with a reduced range...
just my 2 cents.
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