[Elecraft] AF gain pot mod

[Vic Rosenthal]

Indy wrote:

> But the other day I saw a posting that suggested
> to me that there may be more to it than that, sounded like there is
> audio noise introduced that the mod removes regardless of whether the
> pot itself is noisy.
> 
> Is this a mod that should be done regardless of whether the pot is
> noisy when turned or not???

Hi Fred,

My very subjective experience was the following:  when I installed the 
DSP in place of the KAF2, I noticed some high-pitched hiss that I hadn't 
heard before.  Doing the mod seemed to reduce this significantly at 
normal AF gain settings.

Vic K2VCO