Tube-number record
RD50XA
0 archive entries
RD50XA is a tube type in the TubeDatabase archive (class: Transmitting triode). Recorded specifications: brand Tesla, construction Triode, base OFHC copper radiator, maximum plate voltage 20000 V, and maximum plate dissipation 50000 W. The archive does not yet hold a photographed example of this type.
BrandTesla
ClassTransmitting triode
Construction
Primary TypeTriode
Envelopelead glass
Base MaterialOFHC copper radiator
Sectionssingle
Filament / Heater
Materialtungsten
Absolute Maximum Ratings
Plate Voltage20000 V
Plate Dissipation50000 W
Cathode Current10000 mA
Audio Performance
Key Features
- Directly heated
- Forced air cooling
- Parallel feed
- Corona ring
- Hinged carrying handles
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| RF power amplifier or oscillator | — | — | 22500 | 48 | — |
Application Notes
Intended for use as an RF power amplifier or oscillator at frequencies up to 3 MHz. Each tube is marked with the specific filament voltage for 50A emission.
Datasheets
Datasheet: RD50XA.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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