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About Item: The counter are designed to be operated in various dosimetric and radiometric devices.SBM-20 (STS-5) Hard Beta and Gamma GM Detector. Made in
If you have any questions, feel free to contact me.
Shown below are characteristics of SBM-20:
Gas Filling Ne + Br2 + Ar.
Cathode Material - Stainless Steel 50 µm.
Working Voltage (350 – 475) V.
Recommended Operating Voltage 400 V.
Initial Voltage (260 – 320) V.
Plateau Length at least 100 V.
Plateau Slope 0.125 % /1V.
Inherent counter background (cps) 0.45 Pulses/s.
Pulse Sensitivity 24 Pulses/s.
Minimum Dead Time (at U=400V) 190 µs.
Working range (0.004 – 40) mkR/s.
Working range (0.014 – 144) mR/h.
Gamma Sensitivity Ra226 29 cps/mR/hr.
Gamma Sensitivity Co60 22 cps/mR/hr.
Interelectrode Capacitance 4.2 pF.
Minimum Anode Resistor 1.0 MOhms.
Recommended Anode Resistor 5.1 MOhms.
Load Resistance 5 - 10 MOhms.
Working Temperature Range (-60 to +70) oС.
Maximum Length (108-111) mm.
Effective Length (91.0 – 83.5) mm.
Maximum Diameter 11 mm.
Effective Diameter 10 mm.
Weight (9 – 10) g
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SHIPPING METHODS:
1. Europe - Economy International Shipping - no tracking number.
If you wish faster delivery and tracking number, please select STANDARD International Shipping.
2. Worldwide - Standard International Shipping - with tracking number included in the cost of shipping.
3. Any order above $ 60 US - with tracking number included in the cost of shipping.
The ESTIMATED delivery time varies from 7 to 45 working days (9 weeks) to most of the countries.
Detailed info you can find in the table below.
Delivery time | |||||
% of shipments that arrive in the said delivery time | |||||
Country | working days (without holidays and weekends) | ||||
<15 | 15-24 | 25-34 | 35-45 | >45 | |
<3 weeks | 5 weeks | 7 weeks | 9 weeks | >9 weeks | |
Canada, United States | 5 % | 85 % | 7 % | 3 % | 0 % |
Africa, South America | 5 % | 20 % | 55 % | 20 % | 0 % |
Japan, South Korea | 10 % | 85 % | 5 % | 0 % | 0 % |
Taiwan, Thailand | 5 % | 45 % | 45 % | 5 % | 0 % |
China, India | 5 % | 40 % | 50 % | 5 % | 0 % |
Indonesia, New Zealand | 5 % | 40 % | 50 % | 5 % | 0 % |
Israel | 5 % | 65 % | 30 % | 0 % | 0 % |
Australia | 5 % | 55 % | 35 % | 5 % | 0 % |
Russia | 5 % | 50 % | 40 % | 5 % | 0 % |
Europe | 60 % | 35 % | 5 % | 0 % | 0 % |
Others, not entered shall, countries | 5 % | 20 % | 55 % | 20 % | 0 % |
Thanks And Good Luck!