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GN112 Specifications

Thin Wall α, β Geiger-Müeller Tube

Electrical Characteristics

Recommended Operating Voltage (volts) 900
Operating Voltage Range (volts) 800 - 1000
Maximum Dead Time (μs) 150
Maximum Plateau Slope (%/100 volts) 8
Minimum Anode Resistor (MΩ) 0
Recommended Anode Resistor (MΩ) 2.7
Gamma Sensitivity Cs137 (cps/mR/hr) 20
Max. Background Shielded 50mmPb+3mmAl (cpm) 20
Tube Capacitance (pF) 3

Mechanical Characteristics

Nominal Active Length (inch/mm) 2.25 / 57.2
Window Thickness (mg/cm2) -
Active Diameter (inch/mm) .73 / 18.5
Cathode Material 446 St. Stl.
Cathode Wall Thickness (inch/mm) 40 - 60
Operating Temperature Range (°C) -40 - 75
Fill Gas Ne + Halogen
Type of Connector Single Pin
Approx. Weight (grams) 25
Maximum Altitude (ft) TBD

Equivalent models: N112

Global Nucleonics has the design and engineering capability to produce detectors to your specifications.

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