Radiation Solutions RS-120 NaI Gamma-Ray Scintillometer Handheld

RS-120 – Ideal For Field Exploration
The RS-120 Scintillometer is the state-of-the art in portable hand-held radiation survey search device for the geophysical industry. It offers an integrated design with a large detector for high sensitivity, a direct survey readout, audio output, weather protection, and ease of use.


  • High sensitivity with large 2.0 x 2.0 NaI crystal 103 cm³ (6.3 in³ )
  • Survey mode with search capability showing numeric display and audio output
  • Easy to use, single button operation Display
  • 5-digit LCD display with high count rate – 65,535 cps
  • Scrolling histogram graph display of last 100 readings
  • Fast audio output with adjustable audio threshold set point
  • Special rugged design to withstand typical field usage
  • Lightweight & rugged 2 kg (4.4 lb) including batteries
  • Supplied in hard case with molded insert for shipping & storage
  • Low power (4 x AA batteries) typical 8-12 hour battery life at 20° C
  • No radioactive sources required for proper operation

Product Brochure
Product Brochure