Tube-number record
P27/500
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BrandTungsram
ClassPower Triode
BaseSpecial / none
Construction
Primary TypeTriode
EnvelopeGlass
Filament / Heater
MaterialOxide
Absolute Maximum Ratings
Plate Voltage500 V
Plate Dissipation25 W
Audio Performance
Key Features
- Kraftverstarkerrohre
- Oxydheizfaden
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Operation | — | 7500 | 1200 | 9 | — |
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