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Tube Substitutions for:
1B5
Twin Diode - Medium Mu Triode

Type	Substitutes	Base Diagram
1B5	1B5/25S, 25, 25S
Web References	1B5 (RCA) @ Franks Electron Tubes 1B5 (RCA (HB3)) @ Franks Electron Tubes 1B5 (Sylvania) @ Franks Electron Tubes 1B5 (Tung-Sol) @ Franks Electron Tubes 1B5 @ RadioMuseum.org

Type 1B5
Twin Diode - Medium Mu Triode


MECHANICAL DATA

Basing

6M

ELECTRICAL DATA

HEATER CHARACTERISTICS

Heater Voltage	2	Volts
Heater Current	0.06	A

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