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Sonar and Underwater Optics - ZPEM2507
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ADFA student field trip
 
Faculty: UNSW@ADFA (Australian Defence Force Academy)
 
 
School:  School of Physical, Environmental and Mathematical Sciences @ ADFA
 
 
Course Outline: https://gateway.unsw.adfa.edu.au/isas/current_students/outlines/index.html
 
 
Campus: University College Campus
 
 
Career: Undergraduate
 
 
Units of Credit: 3
 
 
EFTSL: 0.062 (more info)
 
 
Contact Hours per Week: 3
 
 
Enrolment Requirements:
 
 
Prerequisite: ZPEM1301 or ZPEM1302 or ZPEM1401 or ZPEM1402
 
 
Equivalent: APHY2112
 
 
Fee Band: 2 (more info)
 
 
Further Information: See Class Timetable
 
 

Description

The course includes the following topics: plane wave approximation, acoustic refraction, ray tracing and sound channels; acoustic wave theory, the decibel unit, transmission across a media interface and propagation loss; acoustic beam formation and electronic steering; sonar applications: active sonar versus passive sonar, echo sounders, sidescan sonar, sonobuoys, towed arrays, multiple beam and switching sonar; sonar equations and sonar system effectiveness. Mechanisms for attenuation of light by sea-water, the extra-low frequency and blue transmission windows; airborne mapping of coastal waters: the Nd:YAG infra-red laser, frequency doubling, Q-switching, and the Australian (LADS) and US (ABS) systems.

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