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457420/A

Tip

Werecommendthatthereverberationcontrolledgainisactiveallthetime,butbecareful

intheverticalpresentation.Thelterworksbestonsmallschools.Thisroughguidetothe

settingscanbeusedasastartingpointforownexperiments.

1Useforschools.

2Useforschoolswithhigherdensity.

3Useforschoolsclosetobottom.Thissettingwillalsoreducethebottomechoes.

4Useforscatteredsh.

5Useforscatteredsh.Thissettingusesaslightlydifferentalgorithmthantheother

scatteredshsettings.

6Useforschools.Thissettingusesaslightlydifferentalgorithmthantheotherschool

settings.

7Useforschools.Thissettingusesaslightlydifferentalgorithmthantheotherschool

settings.

8Useforscatteredsh.Thissettingusesaslightlydifferentalgorithmthantheother

scatteredshsettings.

9Useforscatteredsh.Thissettingusesaslightlydifferentalgorithmthantheother

scatteredshsettings.

TheltersintheST90areimplementedin“series”.Thereverberationcontrolledgain

adjustmentismadelateinthesequence,soanychangestotheprecedingltersmayhave

aneffectonhowitworks.

Procedure

1Clickinanyviewtomakeitactive.

Theactiveviewisidentiedwithathickerborder.UnlessyouusetheApplytoall

function,allchangesyoumakewillonlybeappliedtothisview.

2OpentheActivemenu.

3SelectRCG(ReverberationControlledGain).

4Selectavaluefromtheoptionsprovided.

Thechoiceyoumakeisbydefaultonlyappliedtothecurrentlyselected(active)view.

Operatingprocedures

Simrad ST90 User Manual

Other manuals for Simrad ST90