Posted by
Chris Rose

SOLD $1,099


Geiger Counters

Geiger Counters / Donsitometer
Probably better not to wait until you need one, as by then it is probably too late :)
GQ GMC 320 plus
Winner Wiki "Best Inexpensive Geiger Counter" 2015, 2016 & 2017
DETECTOR SENSITIVITY
Beta radiation MeV 0.25 to 3.5
X-ray radiation MeV 0.03 to 3.0
Gamma radiation MeV 0.1 to 1.25
COUNTING RESOLUTION AND RANGE CPM to uSv/h and mR/h conversion
dose rate indications, µSv/h 0.00 to 327.99 exposure indications, mRem/h 0.00 to 32.99
The following CPM data is measured by GMC-320
Source CPM reading
Background 20~40
Public park granite table 50~83
Uranium glass bead 238U 320
Uranium ore 238U 2905
Standard 5uCi radioactive source 26,500
www.ROSEHBOTHK.com price HK $ 1099 7 units left in stock

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