Excalibur 1b may not enter service for the same reason the 1970s Copperhead laser guided 155mm shell failed to gain widespread acceptance. Copperhead worked but it was too expensive (ten times more ...
May 29, 2020: The U.S. Army has successfully tested the new 1B version of the Excalibur GPS guided artillery shell. The 1B model can turn in flight and hit targets behind a ridge (the “reverse slope”) ...
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