10-27-2015, 04:22 PM
Sounds like Silver Mica Disease in the IF's.... unfortunately it is getting more common as sets of this vintage age. Do a search and you'll find out more than you ever wanted to know about it ![Icon_wink Icon_wink](https://philcoradio.com/phorum/images/smilies/icon_wink.gif)
https://www.youtube.com/watch?v=h1lsWaAkCGo
![Icon_wink Icon_wink](https://philcoradio.com/phorum/images/smilies/icon_wink.gif)
https://www.youtube.com/watch?v=h1lsWaAkCGo
John KK4ZLF
Lexington, KY
"illegitimis non carborundum"