Simrad ES70-7C - INSTALLATION REV B Installation Manual Page 71
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Operationalprocedures
Gainprocedures
TheseproceduresexplainhowyoucanadjustthegainintheES70.Thiscontrolshow
“powerful”theechoesareshownintheechogram.TheES70usestwoprinciplesfor
gain;signalamplicationandtimevariedgain(TVG).
Topics
•Adjustingthesignalgainonpage69
•AdjustingtheTVGgainontheActivemenuonpage69
Adjustingthesignalgain
Thisprocedureexplainshowtochangethesignalamplication.
Procedure
1ObservetheMainmenu.ItisnormallylocatedontherighthandsideoftheES70
presentation.
2ObservetheGainbuttonontheMainmenu.
3Method1:
aClick[+]or[-]tochoosegain.
4Method2:
aClickthemiddleoftheGainbutton,holdthemousebuttondepressed.
bDragthecursorleftorrighttoincreaseordecreasethegain.
5Method3canonlybeusedifyouhaveakeyboard:
aClickthemiddleoftheGainbuttontoopenthesub-menu.
bEntertherequestedgainvaluebetween20and120.
AdjustingtheTVGgainontheActivemenu
TheTVGcanbechosenusingtheEchogramdialog,
orwiththeTVGbuttonontheActivesub-menu.This
secondmethodisdescribedinthisprocedure.
→SelectingTVGgainintheEchogramdialogon
page57
TVGmeansTimeVariedGain.
ThewholeideawithTVGisthatechoesfromshshall
havethesameecholevel(colour)independentoftheirdepths.
TheES70hasaTVGrangedownto15000meters,whichforallpracticalpurposesis
unlimited.TheES70doesnothaveaTVGcompensatedreceiverlikemostotherecho
sounders.IntheES70theTVGismadeinsoftwareaftertheechoesfromthereceiver(s)
havebeenconvertedtodigitalformat.Inordertomakethisworkthereceivermust
haveverylargedynamicrange.
343539/C
69
- Operator manual 1
- KongsbergMaritimeAS 4
- Tableofcontents 5
- Aboutthismanual 9
- 343539/C 10
- SimradES70 11
- Systemdescription 13
- Systemdiagram 14
- Supportinformation 14
- Gettingstarted 16
- Poweron/offprocedures 17
- Selectingmenulanguage 20
- Checkingtheechogramsettings 25
- Checkingtherangesettings 27
- Operatingprinciples 29
- Presentationoverview 31
- Echosounderpresentations 32
- TitleBar 34
- Themenubuttons 37
- Enterkey 38
- Operationalprocedures 40
- Usersettingprocedures 41
- Usingpreviouslysavedsettings 42
- Userpreferenceprocedures 43
- Choosingscreenbrightness 44
- Selectingmeasurementunits 44
- Saveandrecallechograms 46
- Recallingsingleechogramimages 48
- Presentationprocedures 51
- Echogramprocedures 54
- Selectingechogramtype 55
- ‘ping-ping’lter 60
- Makingiteasiertoseethebottom 61
- Rangeprocedures 62
- Choosingautomaticstartdepth 63
- Bottomdetectionprocedures 64
- Settingupthedepthalarms 66
- Monitoringthecurrentbiomass 70
- Enablingthebiomassline 70
- Gainprocedures 71
- Changingtheoutputpower 73
- Displayviews 76
- Displayorganization 77
- Logoandproductname 80
- Menubutton 80
- ScreenCapturebutton 80
- Recordbutton 81
- Eventbutton 81
- Informationpaneicons 81
- ColourScale 83
- FishPosition 83
- NavigationField 84
- DepthAlarms 85
- Functionbuttons 86
- Resizebutton 87
- Exitbutton 87
- Minimizebutton 87
- Replaybar 88
- Menusystem 88
- Echograms 89
- Surfaceechogram 90
- Bottomechogram 91
- Pelagicechogram 92
- Trawlechogram 92
- Echogrammarkers 93
- Hardnessline 94
- Trawlline 94
- Variabledepthline 95
- Rangeotherlines 95
- Biomassline 95
- Rangescales 96
- Verticalticks 96
- Informationpanes 97
- Aboutinformationpanes 98
- Depthinformationpane 98
- Biomassinformationpane 99
- ColourScaleinformationpane 99
- BottomHardnessinformationpane 100
- Important 101
- FishPositioninformationpane 102
- EchoPositioninformationpane 103
- Zoominformationpane 103
- Historyinformationpane 104
- StatusBar 105
- Screencaptures 107
- Themenusystem 108
- Buttontypes 109
- Mainmenu 110
- Operationmenu 111
- Displaymenu 112
- Setupmenu 113
- Activemenu 114
- SizeDistribution 115
- BottomDetector 115
- Echosoundertheory 116
- Concepts 117
- Split-beamoperation 118
- (CD010217K) 118
- Bottomecho 119
- (CD010217I) 119
- Wavepropagation 119
- (CD010217C) 120
- (CD010217G) 120
- (CD010217H) 120
- Bottomslopes 122
- (CD010217-003) 123
- BottomBackstep 124
- Parameters 125
- Outputpower 127
- Pulseduration 129
- NormalOperation 130
- Rangeselection 131
- Rangetothe5metersplus 133
- Installation 134
- InstallationoftheES70software 135
- Obtainingthesoftwarelicense 136
- rsttime 137
- Installingfrequencychannels 138
- Startingnormaloperation 139
- Operationicon 140
- ISBN-13:978-82-8066-118-0 148
- 2012KongsbergMaritimeAS 148
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