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Tube Substitutions for:
6121
Medium-Mu Triode
Type
Substitutes
Base Diagram
6121
5677
Web References
6121 (Raytheon) @ Franks Electron Tubes
6121 @ RadioMuseum.org
Type
6121
Medium-Mu Triode
MECHANICAL DATA
Basing
5677
ELECTRICAL DATA
HEATER CHARACTERISTICS
Heater Voltage
1.25
Volts
Heater Current
0.12
A
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