RD27AS
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BrandTesla
ClassTransmitting triode
Base4-pin base
Construction
Primary Typetriode
Envelopeglass
Sections1
Filament / Heater
Materialoxide-coated
Absolute Maximum Ratings
Plate Voltage600 V
Plate Dissipation27 W
Cathode Current175 mA
Audio Performance
Key Features
- Directly heated cathode
- Class C power amplifier
- Oscillator
- AF power amplifier
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| characteristic data | 600V | 7500 | 1265 | 9.5 | 45mA |
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