10-01-2013, 02:05 AM
I recently obtained a 37-116 with the 6A5 output tubes. Reading this thread made me dig for info on the differences of the 6A5 vs the 6B4 tubes. Here is a clip from a service bulletin.
Apparently my 37-116 is a code 125-126.
Don
Apparently my 37-116 is a code 125-126.
Don