Profile: Sotcher Measurement, Inc. provides electrical test equipment. Our product line includes armature testers, automatic testers, dielectric strength testers, generator test sets, extension cord testers, hi-pot testers, hydraulic test equipment, inspection equipment, voltage detectors, wiring devices, motor protection and insulation testers. We offer repair services, motor repair equipment, and power cord repair. Our armature tester is rotated in the growler, plus provides test of armatures and field windings, while monitoring the meter. A dip in the reading identifies the location of an opening in the windings, and a rise in the reading identifies a shorted turn & commutator bar.