Tube-number record
F-7837
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BrandITT Components Division
ClassPower Triode
Construction
Primary TypeTriode
EnvelopeWater Cooled Anode
Sections1
Filament / Heater
MaterialThoriated Tungsten
Absolute Maximum Ratings
Plate Voltage19500 V
Plate Dissipation90000 W
Grid 1 Voltage-3000 V
Cathode Current12000 mA
Audio Performance
Power Output225000 W
Key Features
- Heavy-wall anode
- Thoriated tungsten filament
- High power RF output
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Audio-Frequency Power Amplifier and Modulator - Class B | 16000 V | — | 1490 | 41 | 22300 mA |
| Radio-Frequency Power Amplifier - Class B | 15000 V | — | — | — | 14000 mA |
| Plate-Modulated RF Power Amplifier - Class C | 14000 V | — | — | — | 11400 mA |
Application Notes
The F-7837 has a water cooled, heavy-wall anode capable of 90 kW dissipation. Designed for use as radio frequency amplifier, oscillator, or Class B modulator.
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