90AG
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BrandPhilips
ClassGas-filled phototube
BaseMiniature
Construction
Primary TypePhototube
EnvelopeGlass
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage90 V
Audio Performance
Key Features
- Sensitive to daylight
- Sensitive to blue radiation
- Gas-filled
- Arbitrary mounting position
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Operation | 85V | - | 1000000 | - | - |
Application Notes
Measured with a lamp of colour temperature 2700 K. Sensitivity is expressed in microamperes per lumen.
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