Richardson RFPD Inc. announced immediate availability and full design support capabilities for a group of high performance quadrature modulators and demodulators for operation at frequencies up to 2.4 GHz from Analog Devices Inc. (ADI). The devices offer a combination of performance, broadband operating frequency, and flexible device architecture that makes them ideal for a variety of wireless infrastructure applications, including 2G, 2.5G and 3G cellular base station radios, high-capacity point-to-point and point-to-multipoint radio links, wireless LAN and aerospace and defense equipment.