Tube-number record
3C/150-A
0 archive entries
BrandStandard Telephones and Cables
ClassHigh Frequency Triode
Base4-pin
Construction
Primary TypeTriode
EnvelopeGlass
Sections1
Filament / Heater
MaterialThoriated tungsten
Absolute Maximum Ratings
Plate Voltage2500 V
Plate Dissipation150 W
Cathode Current200 mA
Audio Performance
Key Features
- Thoriated tungsten filament
- Constant voltage type
- Large 4-pin bayonet base
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Static Constants | 1000 V | 4750 | 3800 | 18 | 150 mA |
| Class B Audio Amplifier (2-valve) | 2000 V | — | — | — | 190 mA |
| Class B Audio Amplifier (2-valve) | 2500 V | — | — | — |
Application Notes
High frequency triode suitable for Class B audio and RF power amplification up to 60 Mc with reduced ratings.
0 results