– Search and detection of low activity radioactive materials and sources
– Identification of radionuclide composition (option)
– Measurement of gamma radiation ambient dose equivalent rate
  • High sensitivity and wide energy range
  • Search algorithm with short measurement cycle (1/3 s) enables highly confident estimation of rapidly changing dynamics of radiation field and highly precise localization of radioactive sources
  • Automatic calculation of weighted mean energy
  • Scanning data are continuously recorded with GPS referencing
  • “GARM” application software for further data processing and analysis in expert mode (option)
  • “ARMS” application software for automatic transfer of data to a remote server (option)
Detection unit (DU)BDKG-11MBDKG-05M
DetectorsScintillator, NaI(Tl) Ø63×63 mm (DU)
Geiger-Mueller counter tube (PU4)
Scintillator, NaI(Tl) Ø40×40 mm (DU)
Geiger-Mueller counter tube (PU4)
Energy range20 keV – 7 MeV (DU)
60 keV – 3 MeV (PU4)
Measurement range of ambient dose equivalent rate0.01 – 150 µSv/h (DU)
0.3 µSv/h – 100 mSv/h (PU4)
0.01 – 300 µSv/h (DU)
0.3 µSv/h – 100 mSv/h (PU4)
Sensitivity to 137Cs gamma radiation≥2700 cps/µSv·h-1≥870 cps/µSv·h-1
Response time for dose rate change from 0.1 to 1 µSv/h<2 s (DU)
Radionuclide identification* (option)Medical, industrial and natural radionuclides
(Library of identified radionuclides can be modified)
Overall dimensions, weightØ78х320 mm, 1.7 kg (DU)
258х87х40 mm, 0.6 kg (PU4)
Ø60х300 mm, 0.9 kg (DU)
258х87х40 mm, 0.6 kg (PU4)
* This function is added/removed according to order and cannot be changed at a later stage