Description: SBM-20 Geiger Counter Tube Beta Gamma NEW tested LOT OF 1Pc. !!! May have some light tiny dents!!! that do no effect tubes work Technical characteristics: Minimum Anode Resistor 1.0 (MOhm) Recommended Anode Resistor 5.1(MOhm) Recommended Operating Voltage 400V Operating Voltage Range 350 – 475V Initial voltage 260 – 320V Plateau length at least 100 V 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 Weight (grams) 9 Gas Filling Ne + Br2 + Ar Cathode Material Stainless Steel, 50 mkm Maximum Length 101 mm Effective Length 83.5 mm Maximum Diameter 11 mm Effective Diameter 10 mm Connector Pin Operating Temperature Range from -60 to +70 C Areal Density 40(mg/cm2) Thickness 0.05 (mm) I ship with tracking number, by air mail My items are always packed carefull If you have any questions, please contact me.
Price: 39 USD
Location: Europe
End Time: 2024-03-09T23:12:44.000Z
Shipping Cost: 8.2 USD
Product Images
Item Specifics
Return shipping will be paid by: Buyer
All returns accepted: Returns Accepted
Item must be returned within: 30 Days
Refund will be given as: Money back or replacement (buyer's choice)
Model: SBM-20
MPN: Does Not Apply
Radiation Detector Type: Geiger Counter
Brand: Alpha
Type: Geiger Counter
Featured Refinements: Geiger Counter
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