July 23, 2017: While the GPS guided Excalibur 155mm artillery shell revolutionized the use of artillery when it appeared in 2005, it is being displaced by a smaller, less capable but much cheaper ...
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 ...
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