الوصف

Purpose of use
- Measurement of gamma radiation equivalent dose rate.
- Measurement of gamma radiation equivalent dose.
- Evaluation of surface contamination by beta radionuclide.
- Clock, alarm clock.  

Household application
- Apartment, building and construction control; personal radiation safety; ground-surface continuous territories control; and vehicles control.
- Evaluation of radiation contamination of food products.
- Visual aids for educational institutions.  

Features
Three independent measuring channels with alternate indication of data on the single liquid crystal display. Built-in gamma, beta sensitive Geiger-Muller counter. Automatic setting of measurement intervals and ranges. Audio signaling of each detected gamma-quantum and beta-particle. Programming of audio alarm threshold level relative to gamma radiation dose rate. Digital display. Two AAA size batteries. Four-level indication of battery discharge. Shock resistant frame. Small weight and dimension parameters.
Specifications
Measurement ranges and basic relative errors:
Gamma radiation equivalent dose rate (**7Cs) uSv/h 0,1…**9,9; ±*5%
Gamma radiation equivalent dose (**7Cs) mSv 0,**1…9 **9; ±*5%
Beta-particles flux density with possible evaluation of surface contamination by beta radionuclide (*0Sr *0Y) 1/(cm²·min) *0…**0 **0;
Energy ranges of measurement and energy dependence:
Gamma radiation MeV 0,*5…3,0; ±*5%
Beta radiation MeV 0,5…3,0;
Measurement time intervals seconds 5…*0
Battery life hours 6 **0
Operating temperature range °C **0… *0
Weight kg 0,*5
Dimensions mm **0×*2×*6