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Tube Substitutions for:
 12B7
 Pentode
TypeSubstitutesBase Diagram
12B712B7ML, 14A7, 14H7, 14A7/12B7, 14A7ML, 14A7ML/12B7ML
Web References12B7 (Tung-Sol) @ Franks Electron Tubes
12B7 (Raytheon) @ Franks Electron Tubes
12B7 @ RadioMuseum.org


Type 12B7
Pentode


MECHANICAL DATA
Basing8V


ELECTRICAL DATA

HEATER CHARACTERISTICS
Heater Voltage12.6Volts
Heater Current0.15A


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