Energy Compensated Geiger-Mueller Tube.
Halogen Quenched, γ Radiation Tube.
Electrical Characteristics
Recommended Operating Voltage (volts) | 450 |
Operating Voltage Range (volts) | 400 - 600 |
Maximum Dead Time (μs) | 200 |
Maximum Plateau Slope (%/100 volts) | 15 |
Minimum Anode Resistor (MΩ) | 2.7 |
Recommended Anode Resistor (MΩ) | 3.3 |
Gamma Sensitivity Cs137 (cps/mR/hr) | 150 |
Max. Background Shielded 50mmPb+3mmAl (cpm) | 60 |
Tube Capacitance (pF) | 10 |
Mechanical Characteristics
Nominal Active Length (inch/mm) | 9.42 / 239.3 |
Window Thickness (mg/cm2) | - |
Active Diameter (inch/mm) | 0.83 / 21.1 |
Cathode Material | Cr - Fe |
Cathode Wall Thickness (inch/mm) | 0.025 / 0.64 |
Operating Temperature Range (°C) | -40 to 70 |
Fill Gas | Ne/Ar + Halogen |
Type of Connector | Flying Leads |
Approx. Weight (grams) | 350 |
Maximum Altitude (ft) | TBD |
Equivalent models: ZP1221 , 7807
Global Nucleonics has the design and engineering capability to produce detectors to your specifications.