TEF 6
0 Tubes in archive
BrandTungsram
ClassAuto H. F. Pentode
Filament6.3V @ 0.2mA
Construction
Primary TypePentode
EnvelopeDomkolben
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage250 V
Plate Dissipation1 W
Grid 2 Voltage125 V
Grid 1 Voltage-1.3 V
Cathode Current6 mA
H-C Voltage50 V
Audio Performance
Key Features
- Dome bulb (Domkolben)
- HF Pentode for Automotive/Radio applications
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Standard | 250V | 2000 | 2500000 | 5000 | 3mA |
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