Sylvania 6SN7GT matching pair Bad Boy
On sale is a matching pair of used vintage Sylvania 6SN7GT Bad Boy electronic tubes. Both tubes have same structures with three holes plates. First tube dated ?39 and second tube dated 139. These three holes plate Bad Boy are one of the best in the 6SN7GT family. Tubes are just tested by a TV-2C/...
On sale is a matching pair of used vintage Sylvania 6SN7GT Bad Boy electronic...
