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Tube Substitutions for:
12J8
Duo Diode - Tetrode
TypeSubstitutesBase Diagram
12J8
Web References12J8 (Tung-Sol) @ Franks Electron Tubes
12J8 @ RadioMuseum.org


Type 12J8
Duo Diode - Tetrode



MECHANICAL DATA

Basing9GC


ELECTRICAL DATA


HEATER CHARACTERISTICS
Heater Voltage12.6Volts
Heater Current0.325A


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