Garey,
Thanks for the explaination! I have never heard this double hump when tuning
the calibrator signal in any of my Drakes (TR-3, TR-4, 4A-line twins). I
assume the null that you describe tuning through is the BFO frequency, between
the two filter passbands. But it would seem to me that
Darryl -
That's what I get for being in a hurry. Seems to be happening more
often these days! :-)
You are correct, you can only do one filter at a time. You can use the
dial skirt as a reference, i.e., turn on the CAL, and tune to zero
beat. Set the dial skirt to 0. THEN tune through
I have been reading all of the posts in the new Drake archive and the old Drake
archive trying to learn as much as I can about my TR4. To you old pros this
will be a rookie question, but I am of the belief that if you don't ask you
don't learn. Okay I have read where it has been said that you
Kevin -
A scope can be used, although I find it easier to just listen to the
receiver.
Think of the two filter passbands as the letter M as depicted on Page
29 of the TR-4 Manual. The goal is to adjust C130 so that it sits in
the valley between the two filters. If you turn on the
4 matches
Mail list logo
