90 CV
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BrandPhilips
ClassVacuum Phototube
BaseMiniature 7-pin
Construction
Primary TypeVacuum
EnvelopeGlass
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage250 V
Cathode Current0.0072 mA
Audio Performance
Key Features
- Sensitive to red and infra-red radiation
- Cold cathode
- Arbitrary mounting position
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Standard Operation | 50V | - | 1000000 | - | 0.02mA |
Application Notes
The arrow on the tube envelope shows the direction of the incident radiation. Load resistance Ra is specified at 1 MOhm.
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