Military (2)
Electronic Communication LECTURES 01May 2003
Audio System
ultrasound physics
Underwater Acoustics
sonar final
Ultrasound
Presentation1
Sound. What makes sound? vibrations How do brass instruments like a trumpet or tuba produce sound? Vibrating air.
Early sailors cared little about the sea floor unless it was too shallow. The first attempt to study and map the deep ocean was made by H.M.S. Challenger.
By: Joe Gasper. What is Sonar? Sonar is originally a acronym for sound navigation and ranging Sonar is used to detect other sea vessels, and to communicate.
1. Current technologies associated with information transfer may use waves of one form or another Soundtrack: Bitter Sweet Symphony images from SciArt.
