End Window GM Probe

Model Number:

051-447


051-447  End Window GM Probe

  • Used for alpha, beta, gamma survey; sample counting
  • Indicated Use: alpha, beta, gamma survey; sample counting
  • Detector: end window, halogen-quenched
  • GM Window: 1.7 ± 0.3 mg/cm2 mica
  • Window Area: 6 cm2 (0.93 in2 ) active; 5 cm2 (0.78 in2 ) open
  • Efficiency (4 Π ) :2% for 14C, 10% for 90Sr/90Y; 7% for 99Tc;7% for 239Pu, 0.1% for 125I
  • Sensitivity(137Cs gamma): 2100 cpm/mR/hr
  • Energy Response: energy dependent
  • Background: 40 cpm
  • Dead Time: typically 200 microseconds
  • Operating Volume: 900 volts
  • Construction: anodized aluminum housing
  • Size: 1.8" Dia x 5.8" L
  • Weight: 1 lb