Victoreen panoramic 470 A survey meter

This instrument is a portable, battery powered, survey meter covering an exposure rate range from 0 to 1000 R h-1. and an exposure range of 0 to 1000 mR. It is designed to measure X- and γ-radiation over a wide range of energies and angular distributions, and also to detect alpha and beta radiation. The radiation detector is an unsealed ionisation chamber. The report describes the instrument under the following headings: facilities and controls; radiation characteristics; electrical characteristics; environmental characteristics; mechanical characteristics; the manual; summary of performance. (U.K.)