15V12
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BrandEDISWAN
ClassVapour Cooled Triode
BaseSpecial
Construction
Primary TypeTriode
EnvelopeVapour Cooled
SectionsSingle
Filament / Heater
MaterialThoriated tungsten
Absolute Maximum Ratings
Plate Voltage7000 V
Plate Dissipation1300 W
Audio Performance
Power Output900 W
Key Features
- Directly heated
- Vapour cooled
- Thoriated tungsten filament
- Intended for RF heating equipment
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Characteristics | 4000V | 5100 | - | 22 | 190mA |
| Class B1 audio amplifier - push pull | 6000V | - | - | - | 600mA |
| Class C - 3-phase rectified or d.c. | 6000V | - | - | - | 930mA |
Application Notes
The valve should be mounted vertically with anode downwards in a specially designed boiler (type LM287). Connections should be made to both grid pins when running at higher frequencies. A low velocity air blast must be directed onto filament and grid pins.
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