History
San Juan was the first Los Angeles class (688-class) submarine to receive a number of significant improvements to the class's basic design, creating the 688I (for "improved 688"). San Juan and all following submarines in her class are quieter, incorporated an advanced AN/BSY-1 sonar suite combat system. The improvements also included the ability to lay mines from the torpedo tubes. The San Juan 's sail was also strengthen enabling the ability to break through ice.
Read more about this topic: USS San Juan (SSN-751)
Famous quotes containing the word history:
“The history of every country begins in the heart of a man or a woman.”
—Willa Cather (1876–1947)
“The whole history of civilisation is strewn with creeds and institutions which were invaluable at first, and deadly afterwards.”
—Walter Bagehot (1826–1877)