Hi Nick,
Because of its small size, the KX1 uses a 3-pole crystal filter. This
filter's opposite sideband suppression could probably be improved with
larger capacitors and an impedance change at either or both ends, but
this would come at the expense of SSB/AM reception.
73,
Wayne
N6KR
On Nov 8, 2010, at 7:09 AM, Nick Thomas wrote:
> Well after doing some digging - I cannot find anything wrong with my
> KX1's electronics.
>
> I suspect that I am hearing filter blow-by. Perhaps the compromise
> antennas I used this year in the field did not allow me to hear the
> blow-by. I am now using my yagi at 70 feet to do the tests.
>
> Still, it seems like what I am hearing is too loud. The mirror image
> qso's are somewhat quieter and if I narrow the filter it attenuates
> them
> quite a bit.
>
> Still - I wonder if anyone else has experienced this with their kx1s
> listening on large antennas.
>
> --
> Cheers,
>
> - Nick NT1A
>
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