55901 End - Window Counter With Cable
Overview
Self-quenching Geiger-Müller counter tube, in a plastic housing, with a very thin mica end-window which also allows the registration of soft β radiation. With a permanently attached cable. Complete with a protective cap for the mica window.
Technical Data
•Gas filling: neon, argon, halogen
•Mean operating voltage: 450 V
•Connection: screened cable, 55 cm long, with
coaxial plug (Amphenol-Tuchel T 3162/1)
•Plateau length: 200 V
•Relative plateau slope: < 0.05 % V-1
•Dead time: approx. 100 µs
•Service life: > 1010 pulses
•Background in plateau: approx. 0.2 pulses s-1. (with 50 mm Pb and 3 mm Al shielding)
•Responsivity to γ radiation: approx. 1 %
•End-window: 9 mm dia.
•Mass per unit area 1.5 ... 2 mg cm-2
•Dimensions: 75 mm x 24 mm dia.
; "55901 End - Window Counter With Cable")