Profile: Interstate Electronics Corp. is a manufacturer of aircraft refueling equipment. Our product line includes GPS & navigation and instrumentation system. Our instrumentation system includes automated testing, circuit design & development, system integration and modification. Our GPS and navigation system includes * TruTrak®, XFACTOR® and digital GPS translator and GPS translator processor. Our GPS translator processor is featured with DGT S-band & recovers GPS & TM. It processes analog and digital translated GPS signals to generate missile's position and velocity. Our TruTrak® locator is equipped with single board display. The TruTrak™ Locator has a number of features necessary to operate reliably. The TruTrak™ Locator provides specialized power management modes to optimize battery life, while providing a very accurate time source for radio TDMA operations.