ES1102
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BrandEDISWAN
ClassRadiation Cooled Triode
BaseL4
Construction
Primary TypeTriode
EnvelopeGlass
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage1250 V
Plate Dissipation100 W
Cathode Current250 mA
Audio Performance
Typical THD6%
Power Output300 W
Key Features
- Directly heated
- Radiation cooled
- Tentative rating
- Class AB1 or AB2 operation
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Push-Pull Class AB1 (Va=1.0kV) | 1000V | 3900 | 1410 | 5.5 | 50mA |
| Push-Pull Class AB1 (Va=1.25kV) | 1250V | 3900 | 1410 | 5.5 | 50mA |
| Push-Pull Class AB2 (Va=1.0kV) | 1000V | 3900 | 1410 | 5.5 | 50mA |
| Push-Pull Class AB2 (Va=1.25kV) | 1250V | 3900 | 1410 | 5.5 | 50mA |
Application Notes
The ES1102 is intended for use in Class AB1 or AB2 Push Pull Amplifiers having a maximum power output of 300 watts per pair of valves. Under Class AB2 conditions, anode dissipation rises to a maximum at approximately one half full output.
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