Self Defense Test Ship (SDTS) EDD-964 (ex-USS Paul F. Foster) used by the USN for experimental weapons and sensors testing, coming into San Diego. April 2, 2024 by John Currin4 April 20244 April 2024 The decommissioned Spruance-class destroyer ex-Paul F. Foster (EDD 964) conducts a successful demonstration of shipboard alternative fuel use while underway in the Pacific Ocean on a 50-50 blend of an algae-derived, hydro-processed algal oil and petroleum F-76. Paul F. Foster has been reconfigured as the Self-Defense Test Ship to provide the Navy an at-sea, remotely controlled, engineering test and evaluation platform without the risk to personnel or operational assets. (U.S. Navy photo by Charlie Houser/Released) USS Paul F. Foster off San Francisco on 12 October 1985 More detailsUSS Paul F. Foster departs Pearl Harbor on 1 June 1991 Share this:FacebookXRedditTumblrPinterestEmailPrintLike this:Like Loading... Related