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5FG7 Vacuum Tube New and Used

- Description
- Specifications
The 5FG7 is a 9-pin miniature compound tube housing a medium-mu triode and a sharp-cutoff pentode within a single glass envelope. Engineered for VHF local oscillator-mixer service in television receivers and multi-band radio front-ends, it operates on a 4.7V/600mA controlled warm-up series heater. It was regularly specified in series-string chassis designs manufactured by RCA Victor, DuMont, Zenith, and Philco. Available in NOS and tested used conditions.
Type: Medium-Mu Triode / Sharp-Cutoff Pentode (VHF Tuner / Oscillator-Mixer)
Base: 9-Pin Miniature Noval (EIA 9CG layout)
Heater Voltage: 4.7V
Heater Current: 0.6A
Max Plate Voltage (Triode / Pentode): 200V / 200V
Max Plate Dissipation (Triode / Pentode): 1.5W / 2.0W
Transconductance (Triode): 7,500 microsiemens (7.5 mA/V)
Transconductance (Pentode): 6,000 microsiemens (6.0 mA/V)
Equivalents: 5FG7, 6FG7 (6.3V equivalent)