Established in 1919, AeroAntenna Technology Inc. (AAT) specializes in the developments GPS survey, marine and airborne antennas. Based in Chatsworth, Calif., The firm offers designed products, including all applications of GPS, UHF, L-band, X-band antennas, ADF, TCAS, altimeter, and SATCOM antennas. It offers technologically advanced products from Federal Aviation Administration (FAA) approved airborne antennas. The company operates from its manufacturing facilities of more than 30,000 square feet in area. AeroAntenna Technology Inc. (AAT) is AS 9100b certified company.