The AD8346ARUZ is a modulator/demodulator 2.5GHz Direct Conversion Quadratre manufactured by Analog Devices. This device is capable of direct conversion of an antenna input signal consisting of a carrier, digital data, and analog modulation (I/Q-Modulation) between 2.2 to 3.1 GHz. It can be used in applications such as point-to-point radio systems, Ultra-Wideband Data Transmission, Base Station Design, and Communication Receivers. Features include built-in I/Q-Data Modulation and Adaptive Radio Equalization. Additionally, it features on-chip I/Q-Data conversion, adjustable gain and phase, and adjustable data rate. It is also extremely low power and has a superior dynamic range.