Ludlum 2 & 44-7 Probe Survey Meter Radiation Detector Geiger Counter A,b,g,x

US $360

  • Tucson, Arizona, United States
  • Oct 30th
Super clean late model Ludlum model 2 and 44-7type thin mica end window probe alpha, beta, gamma, and X-ray detector. Model 2 survey meter 0-42,000 CPM and 0- 20 mR/hr  in three decades with battery test, fast / slow response switch, audio on / off switch, and  reset button. Powered by 2 D size batteries up to 2,000 hrs. with alkaline. Adjustable regulated high Voltage will support small scintillators and other than 900 Volt probes. The 44-7 type thin mica end window probe detects alpha, beta, gamma, and x-ray radiation and has a count rate of 2,100 CPM/mR/hr Cs 137. Notice that the CPM and mR/hr dial markings lign up with the 44-7 probe 2,100 CPM and 1mR/hr scales. Model 2 was pulse count calibrated and probes count rate tested with Cs 137 source. Has a test disc attached which is 70 uCi natural Uranium. See Ludlums web site for more details at this link http://www.ludlums.com/ Includes Ludlum model 2, coil cord, right angle C to bnc adaptor 44-7 probe, two new D size batteries, and attached test disc .  SIGN NOT INCLUDED

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