Quick Start Guide

The New Observer USB is a free version of the Observer software that runs on Windows®. It can be used with the Ranger, Ranger EXP, Monitor 200, Monitor 1000EC, as well as previous revisions, such as the SEI Inspector USB, Digilert200, Monitor 4 USB & Monitor 4EC USB Radiation Detectors. The Observer USB reads in Counts, CPM, and CPS, as well as µR/hr, mR/hr, and µSv/hr and has the ability to collect, log, and perform statistical analysis on the data received.