This personal radiation dosimeter DGC-TERRA is a simple device for continuous monitoring of radiation levels.

Applications include checking for radiation pollution of foods, materials, or suspicious items.  Also for use during the purchase of real estate or building construction sites, or while traveling, hunting, or fishing.


Functions and Features:

    Measurement of gamma radiation equivalent dose rate.
    Measurement of gamma radiation equivalent dose.
    Evaluation of surface contamination by beta radionuclides.
    Clock.
    Alarm clock.
    Three independent measurment channels with alternate indication of data on the LCD.
    Automatic setting of measurement intervals and ranges.
    Audio signaling of each detected gamma-quantum or beta-particle.
    Programming of audio alarm threshold level of gamma radiation dose rate.
    Digital display.
    Four-level indication of power supply discharge.
    Shock resistant body.
    Light weight and small dimensions for pocket carry.
    Built-in gamma, beta sensitive Geiger-Muller counter.




 
Detector:  Geiger-Muller counter


Measurement ranges and basic relative errors:

- gamma radiation equivalent dose rate:  0.1 ... 999.9; ±25% µSv/h

- gamma radiation equivalent dose:  0.001 ... 9999; ±25% mSv

- beta-particles flux density with possibleevaluation of surface contamination by betaradionuclides ( 90 Sr  90 Y):  10 ... 100 000 1/(cm 2 ·min)


Energy ranges of measurement and energy dependence:

- gamma and X-ray radiation:  0.05 ... 3.0; ±25% MeV

- beta radiation:  0.5 ... 3.0 MeV


Measurement time intervals:  5 ...70 seconds


Battery life:  6,000 hours


Operating temperature range:  -10 ... 50 °C


Power supply:  2 AAA batteries


Weight:  0.15 Kg


Dimensions:  12 x 5 x 2.5 cm

A very high quality product offered by DigitalGeigerCounters.com!