3C/800E
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BrandSTC
ClassRadiation-cooled R.F. Triode
Construction
Primary Typetriode
Envelopeglass
Sectionssingle
Filament / Heater
Materialthoriated tungsten
Absolute Maximum Ratings
Plate Voltage6000 V
Plate Dissipation800 W
Grid 1 Voltage-1250 V
Cathode Current750 mA
Audio Performance
Key Features
- Radiation-cooled
- Directly heated thoriated tungsten filament
- Forced-air cooling recommended
- Suitable for direct switching
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class C Power Oscillator (DC supply) | 3000V | 5000 | - | 22 | 700mA |
| Class C Power Oscillator (DC supply) | 5000V | 5000 | - | 22 | 700mA |
| Class C Power Oscillator (full-wave rectifier supply) | 3150V | - | - | - | 600mA |
Application Notes
Designed for use in r.f. heating applications and may be operated up to 50 MHz. Forced-air cooling of 50 ft3/min is recommended.
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