Ludlum Model 44-183 Shielded Gamma Detector Radeco A clip-on adjustable shoulder strap

A clip-on adjustable shoulder strap is included

the App will remember Set independent alarms for channels Once alarms are set they will start working

Similar to a Ludlum Model 3 with a 44-9 pancake probe

handheld Geiger counters detect and measure very low gamma energies

TEMPERATURE RANGE: -4°F(-20°C) to 122°F(50°C)

Ludlum Model 44-183 Shielded Gamma Detector Radeco A clip-on adjustable shoulder strapFrom the manufacturer's website: Model 44 183 Shielded Gamma Detector Part Number: 47 3758 The Model 44 183 facilitates gamma surveys in high background environments and in areas where elevated fields are directional. The detector design incorporates lead shielding that results in a 10: 1 reduction in sensitivity from gammas entering in any direction but the bottom face. The dynamic range is greatest with instruments equipped with DTC (Dead Time