FTW 12-1
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BrandBrown Boveri
ClassPower Triode
BaseK12 Water Jacket
Construction
Primary TypeTriode
EnvelopeMetal-Glass
Sections1
Filament / Heater
MaterialThoriated tungsten
Absolute Maximum Ratings
Plate Voltage12000 V
Plate Dissipation20000 W
Grid 1 Voltage-1500 V
Cathode Current30000 mA
Audio Performance
Key Features
- Water-cooled anode
- Thoriated tungsten filament
- Suitable for industrial and communication applications
- High power triode
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class B AF Power Amplifier (2 tubes) | 12000V | 20000 | - | 25 | 8600mA |
| Class C RF Power Amplifier (Unmodulated) | 12000V | 20000 | - | 25 | 4500mA |
| Class C RF Oscillator (Industrial Use, Filtered DC) | 12000V | - | - | - | 4500mA |
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