monphenomenoninsea,wavetheoryisoneofthemostimportantinthephysicaloceanscienceresearchfield,theatmosphericwavesandseaexchange,thecarboncycleandsoonaseriesofscientificresearchprojectoftheintimaterelationship;-term,continuouswaveobservationhasprovidedvaluabledataforthesedisasterearlywarning,aboutthelong-termobservationdataofthewavedecreasecausedbyMarinedisastersliketyphoon,theseaiscriticaltotheeconomicloss;Wavemonitoringandeigenvaluecalculationresultsnotonlyhelptostudytheformationandgrowthofwavepattern,,,wavemonitoringofvariousmethodsandthecorrespondingprinciple,andanalyzestheirrespectiveadvantagesanddisadvantages,-typewave,position,positionanddesignprinciple,,theCWpulseechosignalenergyisweak,echodetectionerrorislessthanordataproblems,inordertosolvetheproblem,thelinearfrequencymodulationsignalcorrelationtechniqueisappliedtothewaveinstrument,redesignwaveinstrumentcollectionsystemanddataprocessingmethod,:1,analyzethesubjectspecification,aswellastherequirementofdesignindex,pletedtheon-dutycircuit,collectorandcontrollerhardwarecircuitdesign,,accordingtothespecialrequirementsofsystemlowpowerconsumption,USESavarietyofmeanstoreducethepowerconsumptionofthesystem,,accordingtotherequirementoftheworkingdepth,thispapergivesthedesignofthehighpowertransmitter,anddesignedtheautomaticgainamplifier,i
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