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Tube Substitutions for:
7F8W
Duo Triode
TypeSubstitutesBase Diagram
7F8W
Web References7F8W (Sylvania) @ Franks Electron Tubes


Type 7F8W
Duo Triode



MECHANICAL DATA

Basing8BW


ELECTRICAL DATA


HEATER CHARACTERISTICS
Heater Voltage6.3Volts
Heater Current0.3A


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