Vacuum tube type 6SN7GT
||Printed in silver ink around the glass envelope and on the phenolic base.
||COR 34 V4-1
||Handwritten vertically in silver ink on the glass envelope.
overall: 3 in x 1 1/4 in x 1 1/4 in
This is a medium-mu twin triode in a glass envelope with an eight-pin octal base. This is a spare tube for Bus Drive Flip-flop Storage Rack serial # 11.
Gift of the Digital Equipment Corporation