[Elecraft] [Elecraft_K3] Summary of comments on new K3 AGC
Wayne Burdick
n6kr at elecraft.com
Sun May 6 13:53:33 EDT 2012
Ian White GM3SEK wrote:
>> We have about 60 K3 owners testing the K3's new AGC....
> Does this affect the C238 modification?
No. The new DSP AGC changes are completely independent of the hardware
AGC time constant.
Increasing the size of C238 was experimental (maybe even "dodgy", in
hindsight, to use the vernacular). It may help with much stronger
signals (S9+20 or so is where hardware AGC really kicks in). But I
think we've now demonstrated that in-band IMD in dense S3-S5 pile-ups
can be reduced with DSP AGC changes.
Wayne
N6KR
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