[Elecraft] RF problem & Serial to Serial cable with built-in chokes

[tnnyswy at yahoo.com]

Hope Jim's article is of help to you. 

http://audiosystemsgroup.com/CoaxChokesPPT.pdf

((((73)))) Milverton 





>________________________________
> From: "RLVZ at aol.com" <RLVZ at aol.com>
>To: elecraft at mailman.qth.net 
>Sent: Sunday, June 16, 2013 8:16 PM
>Subject: [Elecraft] RF problem & Serial to Serial cable with built-in chokes
> 
>
>Would anyone know of  a good quality Serial to Serial  cable that's 
>available with built-in chokes?  (chokes built onto the  serial cable similar to 
>monitor cables)   I've done some internet  searches and haven't found any.  
>
>I'm having problems with RF getting into my  computer and locking it up.  
>I'm suspecting the Serial to Serial cable between the CPU and the K3.   I've 
>tried different serial cables, different computers, tried snap on  chokes 
>from Radio Shack, tied all equipment into a common ground... all without  any 
>benefit.  (my antennas have low SWR's and I don't use an Antenna  Tuner).  
>
>If a serial to serial cable with built-in chokes is unavailable, should I 
>expect much better results from snap on  Fair-Rite chokes over Radio Shack 
>chokes?
>
>Thanks & 73,
>
>Dick- K9OM
>
>  
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