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Tube Substitutions for:
7R7
Twin Diode - Remote Cutoff Pentode
TypeSubstitutesBase Diagram
7R77E7, 7E7
Web References7R7 (Tung-Sol) @ Franks Electron Tubes
7R7 (Brimar) @ Franks Electron Tubes
7R7 @ RadioMuseum.org


Type 7R7
Twin Diode - Remote Cutoff Pentode



MECHANICAL DATA

Basing8AE


ELECTRICAL DATA


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


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