TB 3/1000
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BrandPhilips
ClassTriode
Construction
Primary TypeTriode
EnvelopeGlass
Sections1
Filament / Heater
MaterialThoriated tungsten
Absolute Maximum Ratings
Plate Voltage3000 V
Plate Dissipation500 W
Cathode Current700 mA
Audio Performance
Power Output130 W
Key Features
- Oscillator
- H.F. amplifier
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| L.F. class A amplification | 3000V | 8000 | 3875 | 31 | 167mA |
| H.F. class C telegraphy | 3000V | - | - | - | 550mA |
Application Notes
Thoriated tungsten emission. Plate dissipation reduces based on wavelength (lower than 8m reduces to 400W).
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