RS 2021 V
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BrandSiemens
ClassTransmitter Triode
BaseCoaxial
Filament12.6V @ 160000mA
Construction
Primary TypeTriode
EnvelopeVapor-cooled metal-ceramic
SectionsSingle
Filament / Heater
MaterialThoriated tungsten
Heater NotesHeating: direct
Absolute Maximum Ratings
Plate Voltage16000 V
Plate Dissipation60000 W
Grid 1 Voltage-1000 V
Cathode Current18000 mA
Audio Performance
Power Output78000 W
Key Features
- Vapor-cooled
- Coaxial grid lead-through
- Thoriated tungsten cathode
- High efficiency (up to 82%)
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| RF amplifier, class B operation, grounded cathode circuit | 15000V | 60000 | 966.67 | 58 | 10100mA |
| RF amplifier, class C operation, grounded cathode circuit | 15000V | 60000 | 966.67 | 58 | 9750mA |
Application Notes
Axis vertical, anode down. Maximum tube surface temperature must not exceed 220 °C.
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