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Tube Substitutions for:
 12SQ7
 Duo Diode - High Mu Triode
TypeSubstitutesBase Diagram
12SQ712SR7, 12SW7, 12SQ7G, 12SQ7GT, 12SQ7GT/G
Web References12SQ7 (RCA (HB3)) @ Franks Electron Tubes
12SQ7 (RCA (HB3)) @ Franks Electron Tubes
12SQ7 (General Electric) @ Franks Electron Tubes
12SQ7 (Sylvania) @ Franks Electron Tubes
12SQ7 (Tung-Sol) @ Franks Electron Tubes
12SQ7 @ RadioMuseum.org


Type 12SQ7
Duo Diode - High Mu Triode


MECHANICAL DATA
Basing8Q


ELECTRICAL DATA

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


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