RDA Incorporated provides systems engineering and signal processing direction and support for both military and commercial product design, but specialize in Anti-Submarine Warfare (ASW) systems, acoustic analysis systems, digital acoustic enhancement, digital signal processing, DSP software & systems engineering. The firm also provides engineering and software applications and development services for real-time embedded systems and graphics systems. Typical application areas have included sonar, radar, communications, navigation, data fusion, simulation, modeling and digital mapping, using a wide range of minicomputers, microcomputers and mainframes. The company has offices in Pennsylvania and Virginia.