PP5/400
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BrandMazda
ClassOutput Triode
Base4-pin
Construction
Primary TypeTriode
EnvelopeGlass
Sections1
Filament / Heater
Absolute Maximum Ratings
Plate Voltage400 V
Plate Dissipation25 W
Audio Performance
Power Output5.85 W
Key Features
- Directly heated power triode
- Standard 4-pin base
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Static (Rating) | 100V | 6000 | 1500 | 9 | - |
| Typical Operation | 400V | 7200 | 1220 | 8.8 | 70mA |
Application Notes
It is recommended that the bias voltage be obtained by means of a self-bias circuit, the resistance being by-passed with a large condenser (approx 50 mfd). The grid filament circuit resistance should not exceed 0.25 megohms.
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