[Elecraft] K3s 400 Hz filter differences...

ab2tc ab2tc at arrl.net
Tue Jan 14 12:17:34 EST 2020


Hi Clay,

I have a 5-pole filter with -0.85kHz offset according to the label on it.
It's yours for the asking if it's any good to you. It was working when I
removed it a number of years ago.

AB2TC - Knut


Clay Autery-2 wrote
> The 400Hz filter on my Main RX is an Elecraft (by INRAD) 8-pole filter 
> in a Faraday cage and no offset.
> The 400Hz filter I just received for my SubRX  is an Elecraft (by 
> Vibroplex?) that is a 6-pole filter with no Farady cage AND it has a 
> -0.71 kHz offset.
> 
> I called support when I saw the obvious differences, and they said,
>  
> <snip>





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