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Another Update on model 87 restoration
gvel
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Posts: 78
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Joined: Mar 2011
City: Howell, MI
#8

08-01-2011, 07:34 AM
wendell Wrote:The hum is more like a buzz I guess.

Wendell, my first restoration was a TRF, and it had a buzz too.

Add a line filter cap and see if it helps. If you don't have a "safety cap" handy now, just use a 630 V/.022 uF poly cap. You could also use a .01, .047...or whatever for now.

If you're not familiar with safety caps, look here:

http://www.justradios.com/safetytips.html
-Greg
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Re: Another Update on model 87 restoration - by gvel - 08-01-2011, 07:34 AM



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