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406273/C
Example
StartRangeandRangeinbottomrelatedechogram
Inabottomechogram,settheStartRangevalueto–5meters.Thiswill
maketheechogramstartfrom5metersabovethebottom.SetRangetothe
5metersplus10=15meters.Theechogramwillnowshowtheareafrom
5metersabovethedepth,anddownto10meters"below"thebottom.The
bottomcontourwillappearasaatline.
Procedure
1Clickinanyechogramviewtomakeit"active".
Thesettingyouchoosewillonlybevalidforthecurrently"active"echogram.The
"active"echogramviewisidentiedwithathickerborder.
2ObservetheMainmenu.
ItsdefaultlocationisontherightsideoftheES80presentation.
3LocatetheStartRangefunction.
4ChooseanegativevalueforStartRangetoplacethestartdepthatthepreferred
distanceover
thebottom.
Thefollowingmethodscanbeusedforthisadjustment.
•Select[+]or[-]tochoosetherequestedsetting.
•Selectthemiddleofthebutton,holdthemousebuttondepressed.Dragthe
cursorsidewaystoincreaseordecreasethelevel.
•Selectthemiddleofthebuttontoopenthemenu.Typetherequestedvalue.
YoucanonlytypeanewvalueifacomputerkeyboardisconnectedtoyourES80
ProcessorUnit.
5LocatetheRangefunction.
6ChooseapositivevalueforRangetoplacethebottomoftheechogramatthe
preferreddepthunder
thebottom.
Relatedtopics
Rangefunction,page309
StartRangefunction,page310
Observationrangeversusoperationalfrequency,page457
Aboutbottomechoes,page458
SimradES80ReferenceManual