Mercury Systems, Inc., continuing its run of acquisitions, purchased Pentek Technologies, LLC and Pentek Systems, Inc. (collectively, “Pentek”) in Upper Saddle River, N.J., for an all-cash purchase price of $65 million. Pentek, a competitor to Mercury's embedded signal-processing business, designs software-defined radio (SDR) solutions, FPGA single-board computers, data-acqusition boards, recording systems, and other products for radar, signals intelligence (SIGINT), electronic warfare (EW), and other high-performance defense applications.