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89B cannot tune lower (550-1300) stations.
#7

I should add, while the coil is out of the radio, it may be a good idea to go ahead and rewind the feedback winding (the outer winding), as Terry mentioned in post two above. Philco used cotton covered wire for this winding, quite often this wire corrodes and goes open. It may test good now but, could fail at any time. The larger winding is enamel coated wire and should be OK.

Steve

M R Radios   C M Tubes


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RE: 89B cannot tune lower (550-1300) stations. - by Steve Davis - 08-16-2021, 09:51 AM



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