The Harris Corp., Rochester, N.Y., is being awarded a $62.1m modification to a previously awarded contract (N66001-07-D-0054). The modification (#P00003) will include additional contract line items for maritime single-channel, handheld radios and maritime handheld and vehicular components and accessories for the U.S. military. The Harris Corp., software-definable radio supports interoperability in joint operations of the U.S. military as well as among other government personnel. This modification brings the cumulative value of this contract to $4,447,504,598. Work will be performed in Rochester, N.Y., and work is expected to be completed Jun. 2009. Contract funds will not expire at the end of the current fiscal year. This modification was negotiated as a supplemental agreement on a sole source basis in accordance with 10 U.S.C. 2304(c)(1), Only One Responsible Source (FAR Subpart 6.302-1). The Space and Naval Warfare Systems Center, San Diego, Calif., is the contracting activity.