Sylvania 5U4GB Blackplate-- Full wave rectifier 1977 Date code-- tests NOS 22.00
george daniel
Posts: 12,096
For your consideration. Manu 1977--blackplates-- sweet tube
PM if innarested and thank you for looking.
PM if innarested and thank you for looking.
JC approves....he told me so. (F-1 nut)