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Tube Substitutions for:
3FY5
High-Mu Triode
TypeSubstitutesBase Diagram
3FY53FQ5, 3GK5, 3ER5, 3ES5, 3FQ5A
Web References3FY5 (Sylvania) @ Franks Electron Tubes
3FY5 (Tung-Sol) @ Franks Electron Tubes


Type 3FY5
High-Mu Triode



MECHANICAL DATA

Basing7FP


ELECTRICAL DATA


HEATER CHARACTERISTICS
Heater Voltage2.8Volts
Heater Current0.45A


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