When a submarine submerges, radar becomes useless and no lookouts remain on deck. The periscope and the sonar gear are now the eyes and ears of the submarine. The Fleet Type Submarine Sonar Operator's Manual. Front Cover. Lulu.com. 0 Reviews. Reviews aren't verified, but Google checks for and removes fake content The Sonar Operators Manual Navpers 16167, was originally written to acquaint crewmen with the subs underwater sound gear. Sonar is a term derived from the words The book contains information about how underwater sound gear operates, and how to identify important sounds and interpret them. ItÕs a terrific reference for Folks,. Submarine Sonar Operator's Manual, Navpers 16167, is one of a series of submarine training manuals that was completed just after WW II. They operate and repair sonar equipment. STs track underwater threats and send tracks to fire control (antisubmarine warfare controlling station) operatorThe book contains information about how underwater sound gear operates, FLEET TYPE SUBMARINE Sonar Operator Manual WWII Navy Training Book SUB SCHOOL. Warranty for Underwater Equipment that is hull mounted, such as those The SL 303/35 Sonar allows the operator to monitor the complete operation, by. Illustration showing sonar in conning tower and forward torpedo room. When a submarine is running submerged, normally two men are on sonar watch. One is on the