[Elecraft] K3 DSP AGC Question

Lyle Johnson kk7p at wavecable.com
Mon Feb 8 14:00:06 EST 2010


> There IS something entirely separate with the headphone audio and HI-Z
> headsets, high volume levels, maybe a sharp saturation point, and
> mush, just haven't nailed it yet.

Note that the headphone audio path of the K3 is designed for 32-ohm and 
lower headphone impedances.  Higher impedance phones provide less audio 
for a given transducer efficiency.  Cranking up the AF gain to 
compensate can lead to clipping-related distortion.

73,

Lyle KK7P


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