[R-390] new source for custom quartz crystals

Larry H dinlarh at att.net
Wed Apr 5 19:00:47 EDT 2017


I saw this on the Antiques Radio forum.  Thought you might be interested:


http://antiqueradios.com/forums/viewtopic.php?f=5&t=319205

Regards, Larry


More information about the R-390 mailing list