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Tube Substitutions for:
 4D22
 Beam Power Pentode
TypeSubstitutesBase Diagram
4D22F26
Web References4D22 (Raytheon) @ Franks Electron Tubes
4D22 @ RadioMuseum.org


Type 4D22
Beam Power Pentode


MECHANICAL DATA
BasingF26


ELECTRICAL DATA

HEATER CHARACTERISTICS
Heater Voltage12.6Volts
Heater Current1.6A


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