Tube-number record
BTW 25-3
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BrandBrown Boveri
ClassTransmitting Triode
Construction
Primary TypeTriode
EnvelopeGlass-Metal
Sections1
Filament / Heater
MaterialThoriated tungsten
Absolute Maximum Ratings
Plate Voltage15000 V
Plate Dissipation30000 W
Grid 1 Voltage-1500 V
Cathode Current11000 mA
Audio Performance
Key Features
- Water-cooled anode
- Thoriated tungsten cathode
- Industrial and broadcast applications
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class C RF Unmodulated, Grounded Cathode | 15000 V | — | — | — | 10000 mA |
| Class C RF Unmodulated, Grounded Cathode | 12500 V | — | — | — | 10000 mA |
| Class C RF Unmodulated, Grounded Cathode | 10000 V | — | — | — |
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