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Tube Substitutions for:
7558
Beam Power Pentode

Type	Substitutes	Base Diagram
7558		9LK
Web References	7558 (RCA (HB3)) @ Franks Electron Tubes 7558 (Sylvania) @ Franks Electron Tubes 7558 (RCA (RC30)) @ Franks Electron Tubes 7558 (RCA) @ Franks Electron Tubes 7558 @ RadioMuseum.org

Type 7558
Beam Power Pentode


MECHANICAL DATA

Basing

9LK

ELECTRICAL DATA

HEATER CHARACTERISTICS

Heater Voltage	6.3	Volts
Heater Current	0.8	A

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