RD5XG
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BrandTesla
ClassTransmitting Triode
Base4 prongs
Construction
Primary TypeTriode
EnvelopeAnode of OFHC copper forming the lower part with cooling fins; upper part hard glass
Sections1
Filament / Heater
Materialtungsten
Heater NotesDirect heating, parallel feed
Absolute Maximum Ratings
Plate Voltage8500 V
Plate Dissipation5000 W
Cathode Current2000 mA
Audio Performance
Key Features
- Air-cooled
- Short-wave triode
- OFHC copper anode
- Molybdenum grid
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| AF power amplifier or modulator, class B (2 tubes) | 6000V | 10000 | 2270 | 20.5 | 3600mA |
| RF power amplifier class B, A3 telephony | 6000V | 10000 | 2270 | 20.5 | 900mA |
Application Notes
Suitable for use as an oscillator, AF or RF power amplifier at frequencies up to 100 Mc/s.
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