SP/4 Jeffrey Haerle was a Morse Intercept Operator (as I was) for the Army Security Agency (ASA) The ASA was the Army's signal intelligence (SIGINT) component. The specific job of the the Morse Intercept Operator in Vietnam was to search for, and copy, the messages sent in morse code, via the shortwave radio band, by enemy forces in order to derive intelligence information and in some cases, to assist in the use of radio direction finding to locate the enemy. Although hardly used today, during the 60s and 70s, morse code was one of the primary means of communication used...