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Tube Substitutions for:
5691
High-Mu Twin Triode
TypeSubstitutesBase Diagram
56916SN7
Web References5691 (RCA) @ Franks Electron Tubes
5691 @ RadioMuseum.org


Type 5691
High-Mu Twin Triode



MECHANICAL DATA

Basing8BD


ELECTRICAL DATA


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


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