D. FeuchtD. Feucht has been involved in analog circuit design for over 40 years, fifteen of them with Tektronix and most of the rest in Innovatia. He has designed part or all of oscilloscopes, DMMs, function generators, pulse generators, medical ultrasonic scnners, phaco machines, and surgical lasers, microcomputer-based data acquisition and control systems, thermal energy meters, and various power conversion and motor-drive products. Read More Read Less