sensors, magnetometers and downhole drilling sensors and electronics. History: Applied Physics Systems was founded in 1976 by Bill Goodman and for over thirty years has developed... expertise in the design and manufacture of magnetometer sensors. In the last fifteen years Applied Physics has developed products Applied Physics Systems is a leader in the manufacture... of magnetic field measuring equipment including Fluxgate Magnetometers, DC SQUID Magnetometers and Clip-on Milliammeters. We also manufacture a broad line of Angular Orientation...