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Tube Substitutions for:
4GK5
High-Mu Triode
TypeSubstitutesBase Diagram
4GK5
Web References4GK5 (Sylvania) @ Franks Electron Tubes
4GK5 @ RadioMuseum.org


Type 4GK5
High-Mu Triode



MECHANICAL DATA

Basing7FP


ELECTRICAL DATA


HEATER CHARACTERISTICS
Heater Voltage4Volts
Heater Current0.3A


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