[RFI] Strange RFI

David Cole dave at nk7z.net
Sun Aug 30 12:44:35 EDT 2015


Hi,
Take a look at:
http://audiosystemsgroup.com/RFI-Ham.pdf
I suspect your question will be answered there...  Sounds like RF
getting into things, either direct, or as common mode.  I also suspect a
Mix 31 ferrite with a few turns of cable on all cables on the CD player
will end the problem...
-- 
Thanks and 73's,
For equipment, and software setups and reviews see:
www.nk7z.net

For MixW support see;
http://groups.yahoo.com/neo/groups/mixw/info
For Dopplergram information see:
http://groups.yahoo.com/neo/groups/dopplergram/info
For MM-SSTV see:
http://groups.yahoo.com/neo/groups/MM-SSTV/info


On Sun, 2015-08-30 at 12:26 -0400, David C. Hallam wrote:
> I have a question.  I when I transmit on 40M I turn on my CD player 
> deck.  I have to keep all the system power on an outlet strip so I can 
> turn off all power to the system.  My audio system is located on the 
> other side of a wall separating my office and the den.  I am 
> transmitting using about 900W DC to a vertical antenna located about 110 
> ft away from the audio system.  None of the other components in the 
> system, amp, turntable, tuner, or cassette deck, respond to the signal.
> 
> Since the remote control for the deck is IR, I just wonder what the RF 
> could be getting into to turn the CD player on.
> 
> David
> KW4DH
> 
> 



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