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Geiger Counter


Radiation is detected just by pressing and holding the power button.
Geiger Counter DX-1 instantly indicates levels of beta-ray, gamma-ray, and X-ray radiation with an analog meter and by audible clicks. This easy-to use monitor detects radioactive surface contamination and measures spacial radiation dose rate. It is ideal for radioactive plant security, environmental and industrial contamination inspection, general factory safety, and science education equipment.


  • Easy operation - Just press the power button to start the monitoring.
  • Low power consumption - Operates and measures only when the power button is pressed.
  • Audible Clicks - In addition to the analog meter, DX-1 indicates the radiation level with its audible clicks.


Model DX-1
IndicatorsRed LED "ON" indicator with Audio speaker for count rate (clicks) as radiation is detected.
Detector Halogen-quenched Geiger-Muller detecor tube(gold standard) with 3mm glass wall(density is 28 mg/cm2)
DisplayDual scale ligarithmic, analog meter
Range0~10mR/Hr (0~100μSv/Hr)
Detect raysX-ray, γ-ray, β-ray
PowerOne, 9-volt battery
Battery lifeUp to 50 hrs.(button down)
Operating temperature-10℃~50℃
Size168 x 84 x 25 mm
Weight216g (7.6oz) with battery

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Tel: +81-3-6240-1621
Fax: +81-3-6240-1830