Accession Number : AD0642796

Title :   END-FIRE-ROD SONIC BEAM FORMER.

Descriptive Note : Research and development rept., Jun 65-Jun 66,

Corporate Author : NAVY ELECTRONICS LAB SAN DIEGO CALIF

Personal Author(s) : Abbott,F. R.

Report Date : 26 JUL 1966

Pagination or Media Count : 13

Abstract : Experimental rod assembled of magnesium slugs welded to short cylinder shells provides wave velocity, attenuation constant, and efficiency which make it suitable for a variety of applications in submarine sonar. Beam former is easy to assemble. Directivity index is high. Front-to-back ratio is high. Drag for beams forward or aft is low. (Author)

Descriptors :   (*SONAR PROJECTORS, SUBMARINES), SONAR, SONAR SIGNALS, SONAR EQUIPMENT, RODS, MAGNESIUM, CONTROL SYSTEMS, PERFORMANCE(ENGINEERING)

Subject Categories : Submarine Engineering
      Acoustic Detection and Detectors

Distribution Statement : APPROVED FOR PUBLIC RELEASE