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SBM-20 SBM20 an STS-5 SI22G M4011 Geiger Muller Tube Counter Detector USA Seller

SBM-20 SBM20 an STS-5 SI22G M4011 Geiger Muller Tube Counter Detector USA Seller

$ 15.81

Availability: 47 in stock
  • Item must be returned within: 30 Days
  • MPN: Does Not Apply
  • Model: SBM-20
  • Condition: New
  • Type: Geiger Counter
  • Brand: Unbranded/Generic
  • Country/Region of Manufacture: Ukraine
  • Return shipping will be paid by: Buyer
  • Refund will be given as: Money Back
  • All returns accepted: Returns Accepted
  • Radiation Detector Type: Geiger Counter

    Description

    1 piece per order
    Very Sensitive Geiger Muller Tube Counter
    SBM-20 / SBM20 / СБМ-20 (an. STS-5, SI22G)
    for ionizing radiation detection.
    Can detect
    beta
    and
    gamma radiation
    .
    400 V
    operating voltage.
    105 mm
    overall length.
    Gold (brass) color.
    Symmetric end caps.
    Positive terminal is usually marked
    ‘+’
    , but if not, it’s the end closest to the
    "CBM-20"
    marking.
    General Specifications
    Gas Filling
    Ne + Br2 + Ar
    Cathode Material
    Stainless Steel, 50 mkm
    Maximum Length (mm)
    108
    Effective Length (mm)
    91.0
    Maximum Diameter (mm)
    11
    Effective Diameter (mm)
    10
    Connector
    Pin
    Operating Temperature Range
    0
    C
    -60 to  +70
    Electrical Specifications
    Minimum Anode Resistor (meg ohm)
    1.0
    Recommended Anode Resistor (meg ohm)
    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 Ra
    226
    (cps/mR/hr)
    29
    Gamma Sensitivity Co
    60
    (cps/mR/hr)
    22
    Inherent counter background (cps)
    1
    Tube Capacitance (pf)
    4.2
    Life (pulses)
    at least 2*10
    10
    Weight (grams)
    10