EC 806 S
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BrandTELEFUNKEN
ClassUHF-Triode
BaseNoval
Filament6.3V @ 165mA
Construction
Primary TypeTriode
EnvelopeGlass
Base MaterialGilded Pins
SectionsSingle
Filament / Heater
Heater NotesIndirectly heated; Parallel supply
Absolute Maximum Ratings
Plate Voltage250 V
Plate Dissipation2.4 W
Grid 1 Voltage-50 V
Cathode Current20 mA
H-C Voltage100 V
Audio Performance
Key Features
- Reliability: P-factor 1.5% per 1000 hours
- Long life: 10,000 hours guaranteed
- Tight tolerances
- Vibration and shock proof (2.5g continuous, 500g momentary)
- Cathode free from interface
- Gold-plated base pins
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| RF-amplifier in grounded grid circuit (Measuring Value a) | 175V | 14000 | - | 68 | 12mA |
| RF-amplifier in grounded grid circuit (Measuring Value b) | 175V | 14000 | - | - | 12mA |
| Mixer, self-excited | 220V | - | - | - | 12mA |
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