[Elecraft] K2 - Low audio with Audio Filter installed

[Robert Fanfant]

Completed the Audio Filter board but have run into a little trouble. =
During the alignment & test section everything works until I switch in =
the audio filter by moving S1 to IN position, my audio drops to almost =
nothing. I can still hear the audio but I have to crank up the volume to =
its maximum postion. Same is true when I listen to the internal birdie =
on CW.=20

Where do I start looking for this. I've tripled check components, =
touched up solder connections but still no go. Ideas would be =
appreciated.

-rob N7QT
K2#1406


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