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1x SBM-20-1 СБМ-20-1 TESTED GEIGER MULLER COUNTER TUBE !!! New old stock !!!, US $230 – Picture 0
1x SBM-20-1 СБМ-20-1 TESTED GEIGER MULLER COUNTER TUBE !!! New old stock !!!, US $230 – Picture 0

1x Sbm-20-1 СБМ-20-1 Tested Geiger Muller Counter Tube !!! New Old Stock !!!

US $230

  • Severodonetsk, Luganskaja, Ukraine
  • Jun 4th
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1x SBM-20-1 СБМ-20-1 TESTED GEIGER MULLER COUNTER TUBE !!! New old stock !!!                                                     !!! New old stock !!! Parameters SBM-20-1 Gas Filling Ne + Br2 + Ar Cathode Material Stainless Steel, 50 mkm Maximum Length (mm) 108 / 101 Effective Length (mm) 91.0 / 83.5 Maximum Diameter (mm) 11 Effective Diameter (mm) 10 Connector Pin Operating Temperature Range 0C -60 to +70 WALL SPECIFICATIONS Parameters SBM-20 / SBM-20U Areal Density (mg/cm2) 40 Thickness (mm) 0.05 ELECTRICAL SPECIFICATIONS Parameters SBM-20 / SBM-20U Minimum Anode Resistor (meg ohm) 1.0 Recommended Anode Resistor (meg ohm)    circuit diagram 5.1 Recommended Operating Voltage (volts) 400 Operating Voltage Range (volts) 350 - 475 Initial voltage (volts) 260 - 320 Plateau length (volts) at least 100 Maximum Plateau Slope (%/100 volts) 10 Minimum Dead Time (at U=400V, micro sec) 190 Working range (mkR/s) 0.004 - 40 Working range (mR/h) 0.014 - 144 Gamma Sensitivity Ra226 (cps/mR/hr) 29 Gamma Sensitivity Co60 (cps/mR/hr) 22 Inherent counter background (cps) 1 Tube Capacitance (pf) 4.2 Life (pulses) at least 2*1010                                 Delivery via registered airmail usually takes about 10-21 days               Item will be shipped in two days after payment and tracking number will be provided throw Ebay...

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