The Ancient and Selective History of the Development of Short Range, High Resolution Active Sonars — Part 1
Friday, February 1, 2002 4:00 p.m. Dr. Chester M. McKinney Applied Research Laboratories The University of Texas at Austin http://www.arlut.utexas.edu This is a brief history of the development of a broad class of active sonars which generally have most or all of these characteristics: relatively high operating frequency (35-1500 kHz), short range (a few meters…