Tube-number record
DF 167
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BrandVEB Röhrenwerk Anna Seghers
ClassPentode
BaseSubminiature
Construction
Primary TypePentode
EnvelopeGlass
SectionsSingle
Filament / Heater
MaterialDirectly heated
Absolute Maximum Ratings
Plate Voltage45 V
Plate Dissipation0.0015 W
Grid 2 Voltage45 V
Cathode Current0.05 mA
Audio Performance
Key Features
- Subminiatur-NF-Pentode
- für Hörhilfen
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| AF Amplifier | 22.5 V | — | — | 31 | 0.012 mA |
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