Self-quenching halogen pulse ionization 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: approx. 39x14 mm²
Window: mica, 9 mm dia.
Mass per unit area: 1.5 - 2.0 mg/
Plateau length: 400 V - 600 V
Operating voltage: 400 - 600 V (recommended: 500 V)
Relative plateau slope: 0.04 %/V
Dead time: 90 µs
Limiting resistor: 10 MΩ integrated in holder
Shaft: approx. 100 mm x 10 mm dia.
Dimensions counter tube: approx. 85 mm x 25 mm dia.
Weight: approx. 160 g

Digital Counter (U8533341) and HF Patch Cord (U11255) sold separately.