Tube-number record
EF 805S
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BrandAEG
ClassVariable-mu RF/IF-Pentode
BaseNoval (B9A)
Filament6.3 V @ 300 mA
Construction
Primary TypePentode
EnvelopeGlass
SectionsSingle
Filament / Heater
Heater NotesIndirectly DC or AC heated, connected in parallel
Absolute Maximum Ratings
Plate Voltage250 V
Plate Dissipation2 W
Grid 2 Voltage250 V
Grid 1 Voltage-50 V
Cathode Current12.5 mA
H-C Voltage100 V
Audio Performance
Key Features
- Reliability
- Long Life
- Exacting Tolerances
- Vibration and Shock Proofed
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Operation | 200 V | 6500 | 350000 | — | 10 mA |
Datasheets
Datasheet: EF805S.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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