310A
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BrandPhilips
ClassAF Pentode
BaseSmall 6-pin
Filament10V @ 0.32mA
Construction
Primary TypePentode
EnvelopeGlass
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage250 V
Plate Dissipation2 W
Grid 2 Voltage150 V
Audio Performance
Key Features
- Low microphony
- Long life design
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Pentode | 180V | 1600 | 800000 | - | 5.5mA |
| Pentode | 90V | 1140 | - | - | 2.1mA |
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