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Tube Substitutions for:
 6397
 Power Amplifier Pentode
TypeSubstitutesBase Diagram
63976147, 5851*6CL
Notes:* - Parallel filaments
Web References6397 (Mazda-Belvu) @ Franks Electron Tubes
6397 @ RadioMuseum.org


Type 6397
Power Amplifier Pentode


MECHANICAL DATA
Basing6CL


ELECTRICAL DATA

HEATER CHARACTERISTICS
Heater Voltage2.5Volts
Heater Current0.0625A


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