Simrad TV80 - Spectrum Dialog Box

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Maximum
Youcandenethemaximumvaluetotriggerthealarm.
Message
Selectthisoptionifyouwantawarningmessagetoappearautomaticallyonyour
presentation.Evenifthisoptionisnotselected,theAlarmsbuttononthetopbarwill
changeitscolourtored.
Audio
Theaudiblealarmsignalcanbecontrolledusingthisfunction;youcanenableor
disableanalarmtone.
Relatedtopics
Settingupthesensorsalarms,page84
Spectrumdialogbox
TheTV80offersaspectrumanalyserthatshowsyouthesignalsfromeachhydrophone.The
Spectrumdialogboxthusprovidesyouwithanoverviewofthecurrenthydro-acoustical
conditions.Youcanusethisfunctionto"see"thesignalsfromeachhydrophone,aswell
asthebackgroundnoise.
Howtoopen
ThisdialogboxisopenedfromtheSetupmenu.
Description
Thequalityofthe
acousticcommunication
linkbetweenthesensors
andthereceivercanbe
challengedbynoise.
Whennoiseappearsin
thesamefrequencyrange
asthesensorsareusing
fortheircommunication,
theresultinginformation
maybeunstableor
unreadable.Thegraphin
theSpectrumdialogboxprovidesyouwithinformationaboutthebackgroundnoiseand
SimradTV80ReferenceManual