Tube-number record
GL-868 / PJ-23
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BrandGeneral Electric
ClassPhototube
BaseSubminiature
Construction
Primary TypeOther / special
EnvelopeT-9
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage100 V
Cathode Current0.102 mA
Audio Performance
Key Features
- Gas-filled
- Two-electrode
- High output per unit of light flux
- Red and infrared region optimization
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Luminous Sensitivity Measurement | 90 V | — | — | — | 0.0001 mA |
Application Notes
Designed for photoelectric control apparatus where high output is required; primarily used in the red and infrared region of the spectrum.
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