NI (formerly AWR Corporation) announces the availability of the first major release in 2015 of NI AWR Design Environment for designers of monolithic microwave integrated circuits (MMICs), radio-frequency printed circuit boards (RF PCBs), modules and more. V12 was previewed for the first time at International Microwave Symposium 2015 (IMS2015) in May 2015, creating significant interest, and feedback from early-access customers has been very positive.