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Tube Substitutions for:
3FX7
Medium Mu Twin Triode
Type
Substitutes
Base Diagram
3FX7
3FW7
8LK
Web References
3FX7 (Toshiba) @ Franks Electron Tubes
3FX7 @ RadioMuseum.org
Type
3FX7
Medium Mu Twin Triode
MECHANICAL DATA
Basing
8LK
ELECTRICAL DATA
HEATER CHARACTERISTICS
Heater Voltage
3.5
Volts
Heater Current
0.60
A
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