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Tube Substitutions for:
64
Tetrode
TypeSubstitutesBase Diagram
6465, 36*, 64A, 65A, 36A*
Notes:* - Parallel filaments
Web References64 @ RadioMuseum.org


Type 64
Tetrode



MECHANICAL DATA

Basing5E


ELECTRICAL DATA


HEATER CHARACTERISTICS
Heater Voltage6.3Volts
Heater Current0.4A


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