C443
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BrandPHILIPS
ClassOutput Pentode
BaseBase O / Base A
Construction
Primary TypePentode
Envelope92 x 51 mm
Sections1
Filament / Heater
Materialdirect
Absolute Maximum Ratings
Plate Dissipation6 W
Audio Performance
Typical THD10%
Power Output2.8 W
Key Features
- direct heating
- AC heating
- parallel heating
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical characteristics | 300V | 1700 | 35000 | 60 | 20mA |
| Operating, class A | 300V | - | - | - | 20mA |
Application Notes
Directly heated output pentode for Class A operation.
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