Profile: Monolithic Industries, Inc. deals with motor analysis system. Our M117 mainframe is a self contained unit that forms the basic component of the motor analysis system. The mainframe contains the necessary power supplies, amplifiers, and logic that, when combined with the various test heads and probes, allow numerous alteration to the M117. It comes complete with the standard 7 foot cable that interfaces to all test heads. Our magnetic head model HE7 allows testing of series fields, shunt fields, and interpoles.