Tube-number record
RD8XA
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RD8XA is a tube type in the TubeDatabase archive (class: Transmitting triode). Recorded specifications: brand Tesla, construction Triode, maximum plate voltage 12000 V, and maximum plate dissipation 8000 W. The archive does not yet hold a photographed example of this type.
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.
Datasheets
Datasheet: RD8XA.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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