Electro-Dynamics, Inc. manufactures modern testing equipment for use in the production of quality electric motors. In addition to field, stator, rotor and armature testers, we produce some of the most respected equipment in the world. If you have observed a Fixtureless Armature Tester, or a Scratched Wire Detector in the manufacture of electric motors, you have most assuredly seen Electro-Dynamics’ unique testing in operation.