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Uwe Kulick
Germany
2 Posts |
 Posted - 10/07/2011 : 06:06:37
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... is a SI-21BG, an old Soviet Geiger tube, maybe made in 1989.
SI-21BG Geiger tube
Working Range of Dose Power 50R/h
Maximum registering range 1000 Roentgen/hour
Working Voltage 350-450V (ca. 420 V in GMC-080)
Working Current 0,012-0,02 mA
Plateau Length/ Inclination 100V/0,15%/V
Own Background 0,2 Pulses/s
Working Temperature Range -50° +60° C
Length 70mm
Diameter 10mm
It fits well in the GMC-080 when using the GMC's tube clamps instead of the tube's ones
@all: Which Geiger Müller tube did You mount into Your GMC-080  |
U. Kulick |
Edited by - Uwe Kulick on 10/07/2011 10:44:26
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My Geiger Müller tube for my GMC-080 ...
