Special Features:

Case, 7-3/8 in. Lg, 3-3/4 in. W, 2 in. H, accuracy 3 pct of full scale value, power supply, two 9v dry cellbatteries, probe, constant pressure, type tx, probe lead, 48 in.Lg, min measuring area, circular area 3/16 in. Dia, min diameter ofcylindrical specimen, 1/4 in., standard accessories, probe typetx, polished alum and steel standards, calibrationfoils, operating manual

Properties:

A non-destructive electromagnetic device which introduces eddy current in a part(s) to be inspected. Changes in the current flow caused by surface variations in the part are reflected into a nearby coil(s) where they are detected and measured by suitable instrumentation which is provided. See also fluorescent penetrant inspection unit; magnetic inspection unit (as modified); transducer, ultrasonic test; x-ray apparatus, radiographic, industrial.