> expected - Q24 does not pass the BFO signal on receive due to the
> absence of voltage on the VALC signal line.

Thats it!  Your clue led me to trace V_{alc} back to the control board.
I NEVER had a non-zero measurement on V_{alc} even though I was in CAL
FCTR.

It turns out that I forgot to solder pin 1 on U10 on the control board.
Oops.  Once soldered, TP2 is happy.

tnx.
Conway Yee

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