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Philco 60 Oscillator with a Weird Problem
Radioroslyn
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Posts: 7,285
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City: Roslyn Pa
#5

02-21-2017, 10:43 AM
Sure sounds like the osc coil has a rotting feedback winding on it. That's why your measurement across the 25K resistor  is so high, the tube isn't drawing any current. Bet you rewind it and all will be well.
When my pals were reading comic books
I was down in the basement in my dad's
workshop. Perusing his Sam's Photofoacts
Vol 1-50 admiring the old set and trying to
figure out what all those squiggly meant.
Circa 1966
Now I think I've got!

Terry
(This post was last modified: 02-21-2017, 10:43 AM by Radioroslyn.)
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RE: Philco 60 Oscillator with a Weird Problem - by Radioroslyn - 02-21-2017, 10:43 AM



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  1. The PHILCO Phorum
  2. Philco Radio Discussions
  3. Philco Electronic Restoration