Re: DAVE [BITX20] RF Preamp - Attenuator
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At a quick glance, the input to the FET at the top left is earthed. Try taking it straight to the input and delete the resistor.
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From: Dave Space
Sent: Thursday, December 20, 2018 1:30 AM
Subject: Re: DAVE [BITX20] RF Preamp - Attenuator
I tried to model the agc on multsim but not sure I did it right the signal doesn't appear to come out correctly