Specifications

SimradSH90
Parameter
HorizontalbeamVerticalbeam
RCG44
NoiseFilterMediumN/A
PPFilterMediumMedium
Echopresentations
TheinformationprovidedbytheSH90ispresentedinindividualviews.Basically,
threedifferentviewsareused.
•Omnipresentation(horizontal)
•Verticalslicepresentation
•Catchdatapresentation
Thesizeofeachviewcaneasilybeadjusted.
Topics
•Investigatingtheomnipresentationonpage42
•Investigatingtheverticalslicepresentationonpage45
•Investigatingthecatchdatapresentationonpage47
Relatedtopics
•Presentationmodesonpage82
Investigatingtheomnipresentation
Purpose
Observethisproceduretofamiliarizeyourselfwith
theomnipresentationprovidedbytheSH90.The
presentationcanbearrangedinthreedifferentways.
1Truemode,inwhichthepictureislockedto
ageographicalposition,andthevesselmoves
aroundthescreenaccordingtoitspresentcourse
andspeed.
2Bowup,inwhichthevesselsymbolisstationaryonthescreenwiththebow
pointingupwards.
3Northup,inwhichthevesselsymbolisstationaryonthescreenwithtruenorth
alwaysup.
WhentheOmnibeamistilted,thetotalbeampicturecanbecomparedwithfoldingan
umbrella,whichmeansthatallbeamsin360degreesaroundthevesselhavethesame
tiltangle.
Inseveralpresentationmodes,theomnipresentationiscombinedwithaverticalslice,
and/orwithacatchdatapresentation.
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