
SimradMS70
Systemdescription
TheSimradMS70istheworld’srstquantitativemultibeamsonarforsheryresearch
applicationsTheMS70transducerarrayprovidesamatrixofacousticbeams.Thearray
isnormallymountedonadropkeel,whichallowsittolookhorizontally.TheMS70
allowsyoutoperformcharacterizationandvolumeestimationofaschoolofshusinga
singletransmission.Schoolsofshcanbetracked,followedandstudiedduringmultiple
transmissions.Thesystemalsoenablesdetectionandcharacterizationofschoolsclose
tosurface.
TheSimradMS70comprisesthefollowingunits:
•Colourdisplay
•MultibeamOperatorStation
•TransceiverUnit
•PowerSupplyUnits(3ea)
•Transducer
Systemdiagram
AbasicMS70systemdiagramisprovided.
Figure2Simpliedsystemdiagram
Hardwareitems
AMultibeamOperator
Station
BTransceiverUnit
•TRXU=three
transceiverracks
•ES=Ethernet
switch
•TRC=six
beamforming
computers
CPowerSupplyUnits
DTransducerArray
Interfaces
1Ethernetcablebetweenthetransceiverandtheoperatorstation
2Ethernetcablebetweentheoperatorstationandship’slocalareanetwork
3Ethernetcabletoexternaldatalogger(optional)
4Seriallinecommunicationwithamotionreferencesensor
5Seriallinecommunicationwithexternalsensors(Globalpositioningsystem,Course
gyroandSoundvelocitysensor)
331549/B
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