18509
0 Tubes in archive
BrandPhilips
ClassMicro Radiation Counter Tube
BaseShort connections
Construction
Primary TypeSelf-quenching Geiger-Müller
EnvelopeMetal
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage550 V
Audio Performance
Key Features
- Self quenching
- Gamma radiation measurement
- High-energy beta radiation measurement
- Halogen filled
- Low capacity mounting required
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Counter Operation | 450V | - | 10000000 | - | - |
Application Notes
Because of the small thickness of the cathode wall (0.1 mm) utmost care should be taken when handling the tube. In order to prevent leakage the tube should be kept dry and well cleaned.
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