Comtech Telecommunications Corp. designs, develops, produces, and markets products, systems, and services for communications solutions in the United States and internationally. The company's Telecommunications Transmission segment offers satellite earth station equipment and systems, including satellite earth station modems, block up converters, power amplifiers, frequency converters, transceivers, access devices, voice gateways, Internet protocol (IP) encapsulators, and media routers; over-the-horizon microwave equipment and systems; and modular tactical transmission systems, as well as markets data compression integrated circuits. Its equipment and systems are used in the backhaul of wireless and cellular traffic, broadcasting, IP-based communications traffic, long distance telephony, and defense applications. Comtech Telecommunications Corp.'s RF Microwave Amplifiers segment provides satellite earth station traveling wave tube amplifiers, and solid-state and broadband amplifiers for broadcast and broadband satellite communications; defense applications, such as telecommunications systems and electronic warfare systems; and commercial applications, such as oncology treatment systems, as well as to amplify signals carrying voice, video, or data for air-to-satellite-to-ground communications. The company's Mobile Data Communications segment offers satellite-based mobile location tracking and messaging hardware, such as mobile satellite transceivers and third-party produced ruggedized computers; and related services, as well as designs and produces microsatellites. This segment's solutions enable satellite-based communications when mobile, real-time, and secure transmission is required. Comtech Telecommunications Corp. serves satellite systems integrators, wireless and other communication service providers, broadcasters, and defense contractors; and the U.S. and foreign governments. The company was founded in 1967 and is headquartered in Melville, New York.