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Tube Substitutions for:
 6FW7
 Double Triode
TypeSubstitutesBase Diagram
6FW78LM
Web References6FW7 (Toshiba) @ Franks Electron Tubes
6FW7 @ RadioMuseum.org


Type 6FW7
Double Triode


MECHANICAL DATA
Basing8LM


ELECTRICAL DATA

HEATER CHARACTERISTICS
Heater Voltage6.3Volts
Heater CurrentA


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