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Old 09-07-2016, 11:39 AM
dieseljeep dieseljeep is offline
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Join Date: Jul 2010
Posts: 7,562
Quote:
Originally Posted by dieseljeep View Post
I see, the set uses a strange type 2nd AM IF circuit. It looks like a single tuned coil for each band.
BTW, what is the true function of network E2? I'm repairing a 6 tube Motorola clock radio, that has a bad 2nd IF transformer. Silver mica disease. This IF has that network built into the base and has 6 terminals. I'm just going to install a standard output IF and wire in the 2, 150pf caps externally.
I can't see why it wouldn't work as well.
Both IF transformers had the silver mica disease. I tried my hand at repairing the transformers, as they're rather hard to get. They're EIA 119 sourced and have the brass rivet holding the base together. I think, I've succeeded.
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