E443N
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BrandPhilips Miniwatt
ClassPower Pentode
Construction
Primary TypePentode
EnvelopeGlass
Sections1
Filament / Heater
Absolute Maximum Ratings
Plate Voltage400 V
Plate Dissipation12 W
Grid 2 Voltage200 V
Cathode Current60 mA
Audio Performance
Power Output5.4 W
Key Features
- Directly heated
- Power valve
- Output stage
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Normal | 400V | 1900 | 40000 | 75 | 30mA |
Application Notes
Max anode voltage 650V with automatic grid-bias.
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