The Victoreen Model 190 is compatible with Geiger-Mueller (GM) detectors, neutron probes, proportional counters, and scintillation probes operating from 300 to 1300 volts. Depending on probe selection, the Model 190 detects alpha, beta, gamma, neutron, or X-ray radiation within an operating range of 1 µR/h to 1R/h or 1 CPM to 1,000,000 CPM. The unit is available with either an MHV or a BNC connector to provide the user with versatility in probe selection.  Visual indication of selected parameters, as well as measured values, are displayed on the analog/digital display.

The Model 190 Survey and Count Rate Meter, with purchased probe, is shipped calibrated and ready-to-use.