Tempe, Ariz., Apr. 24, 2019 — Comtech Telecommunications Corp. (Nasdaq: CMTL) announced today, that during its third quarter of fiscal 2019, its Tempe, Arizona-based subsidiary, Comtech EF Data Corp., which is part of the Commercial Solutions segment, had its Heights Networking Platform selected by Claro Argentina to connect rural communities throughout Argentina with high-speed 2G/3G and LTE backhaul.