Tube-number record
HIGH-POWER LOW-FREQUENCY TRIODE
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ClassPower Triode
Base4-pin
Construction
Primary TypeTriode
EnvelopeGlass
Filament / Heater
MaterialWolfram thoriated
Absolute Maximum Ratings
Plate Voltage1500 V
Plate Dissipation125 W
Audio Performance
Key Features
- Directly heated wolfram thoriated cathode
- Vertical mounting position
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Standard | 600 V | 6000 | — | 6.7 | 160 mA |
Application Notes
Mounting position vertically only. Continuous plate dissipation max 125W, short-term (1 min) max 150W.
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