Topband: K9AY amplifier

Jim Brown jim at audiosystemsgroup.com
Thu Nov 5 13:48:28 EST 2020


On 11/5/2020 10:02 AM, Joe Galicic wrote:
>More importantly chokes should be used on the coax near the antenna and probably before it enters your house.  

Yes.

I used 6 or 7 turns of feed line coax around a stack of 5 large FT-240 
mix 31 cores.

There's a far better solution. It's also a lot cheaper.
http://k9yc.com/RXChokesTransformers.pdf

73, Jim K9YC



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