25PA91
0 Tubes in archive
BrandTESLA
ClassPhototube
BaseMiniature bakelite base with flying leads
Construction
Primary TypeGas-filled cesium phototube
EnvelopeMiniature
Base MaterialBakelite
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage100 V
Cathode Current0.003 mA
Audio Performance
Key Features
- Gas-filled
- Cesium cathode
- Visible and infrared sensitivity
- Flying leads with color coding
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Standard operation | 100V | - | - | - | 0.0015mA |
Application Notes
Specifically designed for photoelectric measurements and sound adapters in film projectors.
Datasheet Viewer
Loading datasheet...
Sort by
Showing 1 to 0 of 0 results