AL3
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BrandPhilips
ClassPentode
Filament4V @ 1.85mA
Construction
Primary TypePentode
Filament / Heater
Heater NotesIndirect AC
Absolute Maximum Ratings
Plate Voltage250 V
Plate Dissipation9 W
Grid 2 Voltage250 V
Grid 1 Voltage-1.3 V
Cathode Current55 mA
H-C Voltage50 V
Audio Performance
Power Output4.5 W
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A | 250V | 9000 | 50000 | - | 36mA |
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