A292
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BrandEnglish Electric Valve Company Limited
ClassHigh Vacuum Rectifier
Filament12V @ 11000mA
Construction
Primary TypeRectifier
Rectifier TypeHigh Vacuum
EnvelopeExternal Anode
Base MaterialMetal/Glass
SectionsSingle
Filament / Heater
Heater NotesIndirectly heated; starting current peak 40000 mA max
Absolute Maximum Ratings
Plate Voltage40000 V
Plate Dissipation2000 W
Cathode Current1500 mA
Audio Performance
Key Features
- External-anode
- Water or forced-air cooling
- Indirectly heated cathode
- High power pulse modulator application
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Charging Diode Service | 40000V | - | - | - | 1500mA |
| Overswing Diode Service | 40000V | - | - | - | 75000mA |
Application Notes
The anode must be fitted in a cooling cylinder. The cathode terminal must be fitted with a corona shield. Used for charging diode or overswing diode service.
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