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Linear Mode
Found: 38-690 Volume Control
Radioroslyn
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Posts: 7,286
Threads: 268
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City: Roslyn Pa
#2

12-27-2019, 10:22 AM
What you can do is set the control @ the center of it's rotation and measure the resistance from the wiper to each end. If it's about the same it's a linear taper.
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
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Messages In This Thread
Found: 38-690 Volume Control - by tbone - 12-27-2019, 08:31 AM
RE: 38-690 Volume Control - by Radioroslyn - 12-27-2019, 10:22 AM
RE: 38-690 Volume Control - by tbone - 12-27-2019, 12:58 PM
RE: 38-690 Volume Control - by Nathan Slingerland - 12-27-2019, 03:06 PM
RE: 38-690 Volume Control - by tbone - 12-27-2019, 03:40 PM
RE: Found: 38-690 Volume Control - by tbone - 12-28-2019, 07:04 AM



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