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New here, an 89B I'm repairing
Steve Davis
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Posts: 1,398
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City: Linn Creek, MO
#8

06-22-2014, 07:26 AM
Dave, if you have to rewind your oscillator coil, remove the outer winding then, bake the form at 200 degrees for 30 minutes before rewinding. Also, replace the 15K cathode resistor with a 10K or maybe even a 7500 ohm.

Steve
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Messages In This Thread
New here, an 89B I'm repairing - by sparkydave - 06-20-2014, 07:45 PM
RE: New here, an 89B I'm repairing - by Mondial - 06-20-2014, 08:47 PM
RE: New here, an 89B I'm repairing - by gregb - 06-20-2014, 08:49 PM
RE: New here, an 89B I'm repairing - by Steve Davis - 06-22-2014, 07:26 AM
RE: New here, an 89B I'm repairing - by morzh - 12-01-2014, 03:38 PM
RE: New here, an 89B I'm repairing - by AI2V - 12-01-2014, 05:12 PM



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