WATER_DEPTH_TELEMETER

Published:2009/7/23 22:26:00 Author:Jessie | From:SeekIC

Determines exact depth of trawl net under water, for interception of desired school of fish. Continuous depth information is transmitted to trawler by modulated 21-kc ultrasonic beam, along with water temperature.-F. H. Stephens, Jr., Underwater Telemeter for Trawl Fishing, Electronics, 32:13, p 66-68.



Reprinted Url Of This Article:
http://www.seekic.com/circuit_diagram/Electrical_Equipment_Circuit/WATER_DEPTH_TELEMETER.html

Print this Page | Comments | Reading(3)