710-4
PANEL METER 0-0.5 R/HR ROENTGENS PER HOUR - An analog panel meter with an R/HR (Roentgen per Hour) dial face is a highly specialized instrument primarily used in radiation detection equipment, nuclear instrumentation, and vintage civil defense gear (such as legacy Geiger counters or ion chamber survey meters) SIZE 2.7" ROUND - USED - UNTESTED - METER BY PHAOSTRON - 220-05157
JAMBO81BJ