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Tube Substitutions for:
 5903
 HF Twin Diode
TypeSubstitutesBase Diagram
590360538DJ
Web References5903 @ RadioMuseum.org


Type 5903
HF Twin Diode


MECHANICAL DATA
Basing8DJ


ELECTRICAL DATA

HEATER CHARACTERISTICS
Heater Voltage26.5Volts
Heater Current0.075A


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