Tube-number record
T 50-2
0 archive entries
BrandBrown Boveri
ClassPower Triode
Base4-pin
Construction
Primary TypeTriode
EnvelopeGlass
Sections1
Filament / Heater
MaterialThoriated tungsten
Absolute Maximum Ratings
Plate Voltage1500 V
Plate Dissipation75 W
Grid 1 Voltage-300 V
Cathode Current200 mA
Audio Performance
Power Output330 W
Key Features
- Radiation-cooled
- Thoriated tungsten directly heated cathode
- Operation up to 100 MHz
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class B A.F. Power Amplifier (Push-Pull, 2 Tubes) | 1500 V | — | — | — | 300 mA |
| Class C R.F. Power Amplifier (Anode Modulated) | 1000 V | — | — | — | 180 mA |
| Class C R.F. Power Amplifier (Unmodulated, Grounded Cathode) | 1500 V | — | — |
Application Notes
Used as AF or RF power amplifier and oscillator. At frequencies above 50 MHz, additional air flow may be required.
0 results