VICTOREEN 1B85 THYRODE Thin Wall Beta-Gamma Counter Tube
Compteur Geiger-Müller sensible aux rayonnements Bêta et Gamma
Beta-Gamma-Zählrohr

Direct substitute replacement for LND 725 and similar GM detectors used in GM probes such as Ludlum 44-38 and Ludlum 44-6, Eberline HP-270, etc.

• Operating voltage: 850 ... 950 V
• Min beta energy: 160 keV
• Max threshold voltage: 800 V
• Min plateau length: 200 V
• Plateau slope: 3%/100 V
• Recovery time: 100 μs
• Background (at 900 V): 40 counts/minute
• Life (at 6000 counts per minute): 10⁸ counts
• Wall: aluminum, 30 mg/cm²
• Gas: argon plus organic quench

Fiche technique • Data sheet • Datenblatt: 1B85.pdf

 

Longueur • Length • Länge : 10,6 cm • 4" 1/8
Diamètre • Diameter • Durchmesser : 19 mm • 3/4"

 

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