Tube-number record
MC 1/50
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BrandPhilips
ClassTriode
Construction
Primary TypeTriode
EnvelopeGlass
SectionsSingle
Filament / Heater
MaterialOxide
Absolute Maximum Ratings
Plate Voltage1000 V
Plate Dissipation50 W
Cathode Current175 mA
Audio Performance
Power Output22.5 W
Key Features
- Oxide-coated filament
- Directly heated
- High power triode
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| LF class A amplification | 1000 V | 4000 | — | 15 | 55 mA |
| HF class C telegraphy | 1000 V | — | — | — | 137 mA |
| HF class C anode modulation | 1000 V | — | — | — | 125 mA |
Application Notes
Used for Oscillator, H.F. amplifier, Modulator, and L.F. amplifier.
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