3B Scientific Geiger-Mller Counter Tube Radiation Detector

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Feature

Filling: Neon/argon mixture, halogen as quenching agent
Window: mica, 9 mm diameter
Operating voltage: 400 - 600 V (recommended: 500 V)
Limiting resistor: 10 Megaohm, integrated in holder
Approximately measures 25mm diameter by 85mm height

Description

Self-quenching halogen pulse ionisation chamber for detecting alpha, beta, gamma and x-ray radiation. In metal housing with mica window, removable mounting clamp with shaft. Long plateau length. Filling: Neon/argon mixture, halogen as quenching agent. Cathode dimensions: approximately 39 x 14 sq mm. Window: mica, 9mm diameter. Mass per unit area: 1.5 - 2.0 mg/sq cm. Plateau length: 400 V - 600 V. Operating voltage: 400 - 600 V (recommended: 500 V). Relative plateau slope: 0.04 percent/V. Dead time: 90 microseconds. Limiting resistor: 10 Megaohm, integrated in holder. Shaft: approximately 100mm x 10mm diameter. Approximately measures 25mm diameter by 85mm height.