RD8XA
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BrandTesla
ClassTransmitting triode
Construction
Primary TypeTriode
EnvelopeGlass and Copper
Sections1
Filament / Heater
MaterialTungsten
Absolute Maximum Ratings
Plate Voltage12000 V
Plate Dissipation8000 W
Cathode Current2600 mA
Audio Performance
Key Features
- Air-cooled
- OFHC copper anode
- Self-supporting tungsten grid
- Directly heated cathode
- Corona ring
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| RF power amplifier | - | - | 5200 | 44 | - |
Application Notes
Suitable for use as an oscillator or RF power amplifier for broadcast transmitters operating at frequencies up to 3 Mc/s.
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