GAMMA-RAY SPECTROMETER

Physical Characteristics

Gamma spectrometer module Data acquisition module dimensions;96 x 65 x 6 mm Gamma conversion module dimensions;100 x 82 x 17.3 mm Data acquisition module weight;33 g Gamma conversion module weight;356 g Gamma spectrometer crystal dimensions;72 x 64 x 15 mm

Technical Characteristics

Supply voltage;7 … 8.4 V Power input;1 W Internal memory;FRAM 16 Mbit, NOR Flash 512 Mbit Gamma spectrometer crystal material;NaI(Tl) Spectrometer energy resolution (at the Cs-137 line);15% (the value is to be specified during operation) Operating modes;background (for monitoring bursts with a low rate of front rise) and trigger (for detailed recording of the light curve and measuring the spectra of gamma-ray bursts) Detecting element;8 silicon photomultipliers Timestamp synchronization;via the Geoscan's onboard GNSS module, min. 10 µs Dead time;max. 10 µs

Interfaces

Electrical interfaces;CAN, UART (commands and telemetry), 1Wire (temperature sensor), LVDS Mechanical interface of the data card;4 holes, 90 x 56 – screw M3 Mechanical interface of the gamma spectrometer module;4 holes, 92 x 64 – screw M2.5