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116B Frequency drift
Hank G
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Posts: 12
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Joined: Oct 2014
City: Portland OR
#5

09-25-2015, 11:28 PM
(09-25-2015, 06:03 PM)Radioroslyn Wrote:  Just a few things to check. The plate voltage on the 76 tube to see if it is constant if not check the 10k resistor and the 1mf cap. Replace 76 tube. Clean band switch contacts and 76 socket.

Terry

Thank you for the ideas, I believe I have another 76 tube to try.  I did replace all the caps and resistors, except for a few micas.  I found the micamold micas to be leaky, the Cornell Dubliers checked ok, may recheck those.
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Messages In This Thread
116B Frequency drift - by Hank G - 09-24-2015, 09:57 PM
RE: 116B Frequency drift - by morzh - 09-24-2015, 10:34 PM
RE: 116B Frequency drift - by Ron Ramirez - 09-25-2015, 05:55 AM
RE: 116B Frequency drift - by Radioroslyn - 09-25-2015, 06:03 PM
RE: 116B Frequency drift - by Hank G - 09-25-2015, 11:28 PM



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