Simrad ST90 User Manual

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•VariableRangeRing
AnadjustablerangeringcanbeaddedtotheHorizontalandVerticalviews.Theringis
shownasadottedcirclewithitscentreonthevesselsymbol.Thecurrentrangeisshown
nexttothecircle.Tochangetherange,left-clickonthecircleanddragtorequested
diameter.Y oucanuseVRRRangetomanuallydenearange.Thevariablerangering
canbeusedforanytypeofdistancemeasurementrelativetothevessel.
•VRRRange(V ariableRangeRingRange)
YoucanuseVRRRangetomanuallydenearangeforthevariablerangering.
•CompassCards
ActivateCompassCardstoplaceevenlyspacedcompassmarkersontheouterrangering
inhorizontalviews.Thecompassmarkersrotatebasedintheinputsfromanavigation
sensor.Anupdatetakesplacewhenthevesselheadingchangesmorethan1degree.
•DepthDividers
Depthdividersarehorizontaldottedlinesusedtoindicatedepth.Youcanonlyaddthese
linestoverticalviews.UsethisfunctiontotogglethedepthdividerlinesOnorOff.
•CoveragePlot
Whenyouoperatewithsectortransmissions,theareacoveredbythesonarbeamsis
limitedbythechosentransmitsectorangle.Tomakeiteasiertorecognizethearealimits,
dedicatedborderlinesmaybeaddedtothepresentation.Theselinesareusedtooutline
thesector.UsethisfunctiontotogglethecoverageplotlinesOnorOff.
•PurseDepth
AlineofX’esintheverticalviewsshowsthebottomofthepurseseine.Thedepthis
denedfortheshinggearyouhavechosen.UsePurseDepthontheCosmeticsmenuto
togglethislineOnorOff.
SimradST90OperatorManual

Simrad ST90 Specifications

General

Brand	Simrad
Model	ST90
Category	Sonar
Language	English