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Tube Substitutions for:
254B
Power Tetrode

Type	Substitutes	Base Diagram
254B		T4C
Web References	254B (Western Electric) @ Franks Electron Tubes

Type 254B
Power Tetrode


MECHANICAL DATA

Basing

T4C

ELECTRICAL DATA

HEATER CHARACTERISTICS

Heater Voltage	7.5	Volts
Heater Current	3.25	A

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