Tube-number record
14D13
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BrandEDISWAN
ClassRadiation Cooled Triode
Base4-pin
Construction
Primary TypeTriode
Envelopeglass
Base Materialceramic or metal
Sections1
Filament / Heater
Materialthoriated tungsten
Absolute Maximum Ratings
Plate Voltage3000 V
Plate Dissipation300 W
Cathode Current4000 mA
Audio Performance
Typical THD5%
Power Output1120 W
Key Features
- Radiation cooled
- Graphite anode
- Thoriated tungsten filament
- Directly heated
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Static Characteristics | 2000 V | 8000 | 2000 | 16 | 150 mA |
| Class AB2 (two valves) | 2500 V | — | — | — | 350 mA |
Application Notes
Intended for use in Relay and Vibrator Amplifiers, also other low R.F. and A.F. service.
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