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Dial bulb dims
lasurveyor
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Posts: 90
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Joined: Oct 2011
City: Nipomo State, Province, Country: CA
#1

01-31-2012, 02:50 PM
Excuse such a simple question, but why is it that on all of my radios the dial bulb fires up bright and then immediately dims to where it barely serves its purpose. They all use a 6.3 volt, 150ma that I'm supposing is correct. These are all 1940's table top Philcos.
Thanks
Alan
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rghines1
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Posts: 190
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Joined: Oct 2005
City: Lexington, SC
#2

02-01-2012, 07:16 PM
The following link should explain much. Simple yet eloquent design. Richard
http://www.angelfire.com/electronic/funw...AA5-1.html
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  1. The PHILCO Phorum
  2. Philco Radio Discussions
  3. Philco Electronic Restoration