Tube-number record
EC 806 S
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BrandTELEFUNKEN
ClassUHF-Triode
BaseNoval (B9A)
Filament6.3 V @ 165 mA
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) | 175 V | 14000 | — | 68 | 12 mA |
| RF-amplifier in grounded grid circuit (Measuring Value b) | 175 V | 14000 | — | — | 12 mA |
| Mixer, self-excited | 220 V | — | — | — |
Datasheets
Datasheet: EC806S.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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