Frequency Electronics, Inc. engages in the design, development, and manufacture of precision time and frequency generation technology. The company is headquartered in Uniondale, New York and currently employs 216 full-time employees. The firm operates through two segments: FEI-NY and FEI-Zyfer. FEI-NY segment provides precision time, frequency generation and synchronization products and subsystems that are found on-board satellites, in ground-based communication systems and imbedded in mobile platforms operated by the United States military. FEI-Zyfer designs, develops, and manufactures products which provide Precision Navigation and Timing (PNT), primarily incorporating Global Navigation Satellite System(s) technology. FEI-Zyfers products make use of both in-the-clear civil and crypto-secured military signals for global positioning systems (GPS). FEI-Zyfers products are integrated into radar systems, information networks, test equipment, military command and control terminals, and satellite ground stations.