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Help understanding a 89 radio rebuild new guy
Radioroslyn
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Posts: 7,295
Threads: 268
Joined: Dec 2009
City: Roslyn Pa
#13

09-02-2024, 02:07 PM
< I have used an oscilloscope and and can see a 260 KC wave form when placing the probe close to the oscillator. So I think the coils are still good for now,? >

I'd be happier to see a waveform from the oscillator tuning from 810kc (@ 550kc) to 1760kc (1500kc) as you tune the dial.

You might enjoy this video: https://www.youtube.com/watch?v=hz_mMLhUinw
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: 09-02-2024, 04:24 PM by Radioroslyn.)
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462ron - by 462ron - 09-01-2024, 08:49 AM
462ron - by 462ron - 09-02-2024, 08:04 AM
RE: Help understanding a 89 radio rebuild new guy - by Radioroslyn - 09-02-2024, 02:07 PM



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  1. The PHILCO Phorum
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