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Tube Substitutions for:
 RK25
 Power Pentode
TypeSubstitutesBase Diagram
RK256BM
Web ReferencesRK25 (Raytheon) @ Franks Electron Tubes
RK25 (Siemens) @ Franks Electron Tubes
RK25 @ RadioMuseum.org


Type RK25
Power Pentode


MECHANICAL DATA
Basing6BM


ELECTRICAL DATA

HEATER CHARACTERISTICS
Heater Voltage6.3Volts
Heater Current0.9A


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