ES85
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BrandEDISWAN
ClassRadiation Cooled Triode
BaseJumbo
Construction
Primary TypeTriode
EnvelopeHard Glass Bulb
SectionsSingle
Filament / Heater
MaterialThoriated tungsten
Absolute Maximum Ratings
Plate Voltage1250 V
Plate Dissipation85 W
Audio Performance
Typical THD3%
Power Output310 W
Key Features
- Radiation Cooled
- Directly heated filament
- Class B amplifier or modulator
- Class C amplifier or oscillator
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class B Amplifier/Modulator | 1000V | 3700 | 3450 | 12.7 | - |
Application Notes
This valve should be mounted so that its filament is in vertical plane.
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