ECL805
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BrandTelefunken
ClassTriode/Pentode
BaseNoval
Filament6.3V @ 860mA
Construction
Primary TypeTriode-Pentode
EnvelopeGlass
Sections2
Filament / Heater
Absolute Maximum Ratings
Plate Voltage300 V
Plate Dissipation8 W
Grid 2 Voltage250 V
Cathode Current75 mA
H-C Voltage200 V
Audio Performance
Key Features
- Separate cathodes
- Indirectly heated
- Parallel supply
- Vertical deflection output stage
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Triode | 100V | 5500 | - | 60 | 5mA |
| Pentode (Pulse) | 50V | - | - | - | 200mA |
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