User manual

SimradES70
cFish(40logTVG)
Thisgainsettingprovideslargeramplicationclosetothebottom.Ithasbeen
designedtoprovidethebestechoesfromsinglesh.
dTargets(40logTVG)
Basically,thissettingusesthesameTVGamplicationasFish,butadditional
lteringandcompensationisimplemented.Onlyechoesdetectedandinterpretedas
singleshareshown.Theechoesarecompensatedfortheirphysicalpositioninthe
beam(beamcompensation).Thismeansthatshintheouterregionofthebeamare
adjustedtocorrectsizeeventhoughtheirechoesareweaker.
NotethatthisTargets(40logTVG)settingisonlyfunctionalwithsplitbeam
transducers.
eTargetMix(40logTVG)
Basically,thissettingusesthesameTVGamplicationasFish,butadditionalbeam
compensationisimplemented.Echoesdetectedandinterpretedassingleshare
adjustedtotheircorrectsizeaccordingtotheirphysicalpositioninthebeam.
NotethatthisTargetMix(40logTVG)settingisonlyfunctionalwithsplitbeam
transducers.
fUser(VariableTVG)
ThissettingallowsyoutodeneyourownTVGsetting.
Procedure
1ClicktheActiveicon.
ThisiconislocatedundertheMainmenu.ItisusedtoopentheActive
menu.
→Activemenuonpage153
2LocatetheTVGbutton.
3Method1:
aClick[+]or[-]tochooseTVGsetting.
4Method2:
aClickthemiddleoftheTVGbuttontoopenthesub-menu.
bClickonanyTVGsettingtoselectit.
Powerandpulsedurationprocedures
Theseproceduresexplainhowtocontroltheoutputpowerandtransmissionpulse
duration.
Topics
•Choosingpassivemodeofoperationonpage81
•Changingtheoutputpoweronpage81
•Adjustingthepulseduration(length)onpage82
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