Herndon VA (SPX) Jan 04, 2010 – Northrop Grumman has equipped and fielded Tactical Common Data Link (TCDL) on a U.S. Army Hunter MQ-5B Unmanned Aircraft System (UAS), which has been deployed in support of the Afghanistan surge. The TCDL increases data transfer rates and doubles the communications range on the MQ-5B Hunter, enabling additional payload capabilities.