[Boatanchors] National SW-54 "CWO-IF AMP"
smulder3 at cox.net
Sun Oct 16 13:22:01 EDT 2011
I read that the National SW-54 does not have a BFO, but it does have a
"CWO-IF AMP". Could someone here give me a brief explanation of how a
CWO-IF AMP results in an audio tone for CW signals? Radio is a fairly
new hobby for me, so I apologize if this seems like a dumb question.
Here are some images from the schematics:
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