1pc - SI3BG SI-3BG CI3BG СИ3БГ Geiger Muller Counter Tube Vintage TESTED NOS USA

Description

1 piece per order
SI3BG SI-3BG CI3BG СИ3БГ Geiger Muller counter tube vintage TESTED NOS
New, old stock.
Russian made (CI-3BG) glass Geiger Mueller tube is designed to detect beta and gamma rays.
Working range of Dose POWER         300R/h
Sensitivity to Gamma Radiation        188-235 Pulses/s/R/h
Working Current                              0.015-0.02 mA
Plateau Length/ Inclination               80V/0.25%/V
Working Voltage                              380-460V
Working Current                              0.015-0.02 mA
Maximum registering range              300 Roentgen/hour
Length                                            55mm
Diameter                                        10mm
NOTE: Some of the markings are unclear because the paint has worn off, but they have been verified as to what they are, SI-3BG.
I also we have
CTC-5/STS-5