Vacuum Tubes Inc

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NOS- 12B4 / 12B4A

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  • NOS-  12B4 / 12B4A

Details

New old stock 9 pin miniature triode. Various brands. "A" has a controlled heater warmup time.
NSN/FSN = 5960002963383, 5960005534581, 5960005753479, 5960006360106, 5960007854255
HP/Agilent Number = 1921-0010, 1921-0043
Tektronix Number = 154-0044-00

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