03-14-2014, 11:44 AM
After finishing (or so I thought) my 49-905, It has now started to make a crackling noise on AM only that sounds like the dreaded Mica disease. From the schematic I don't see any mica caps inside the AM IF cans. Any ideas?
http://www.nostalgiaair.org/PagesByModel...013674.pdf
Thanks,
http://www.nostalgiaair.org/PagesByModel...013674.pdf
Thanks,
Eric
Lake in the Hills, IL
Member: Philco Phorum, ARF, ARCI & Radiomuseum.org