Analog Devices ADRF5519-EVALZ Evaluation Board is designed to easily evaluate the features and performance of the ADRF5519. The ADRF5519 is an integrated, dual-channel, 2.3GHz to 2.8GHz, 20W receiver front end ideally suited for time-division duplexing (TDD) wireless infrastructure applications. The Analog Devices ADRF5519 consists of a high power switch and a two-stage low noise amplifier (LNA) on each channel.