Simrad EK80 - Accessing end-user documentation

24
394149/C
Model
OrdernumberNominalfrequency
(kHz)
OpeningangleMaterial
ES120-7CKSV-2045801207°
Composite
ES200-7CKSV-2030032007°
Composite
ES333-7C3225983337°
Composite
Theinstallationofthetransducer(ortransducers)isnotdescribedindetailinthismanual.
Pleaserefertothedocumentationprovidedwitheachtransducer.
Relatedtopics
Transducers,page21
Additionalrequireditems,page28
Widebandtransducers
Awidebandtransducercantransmitandreceiveonalargefrequencyrange,forexample45
to90kHz,85to170kHzor150to300kHz.Thismeansyouonlyneedthreetransducersto
covertheentirefrequencyrangefrom45to300kHz.
Inordertodesignatransducerthatiscapableofprovidingthisfrequencyrange,composite
technologyisourpreferredproductiontechnique.Allourwidebandtransducersare
producedusingcompositematerial.
Whenawidebandtransduceriscombinedwithawidebandtransceiveritispossibletomake
sweeptransmissions.Inthese,thetransmitfrequencycontinuouslyincreasesthroughoutthe
transmittedpulse.Thisfunctionalityisoftenreferredtoasa"chirp".
Itisalsopossibletotransmitonseveraldiscretefrequencies,oneatatime.
Ifyouareanadvanceduser,youcandeneanarbitrarysignal,suchasadolphin’sclick.
Thisopensupawholenewworldininterpretationoftheecho,takingagreatstepforward
towardsthegoalofprovidingaspeciesidenticationechosounder,or"ecosounder".
Formoreinformationaboutthewidebandtransducersprovided,consulttheSimradwebsite.
•http://www.simrad.com
ThefollowingwidebandtransducersarerecommendedfortheSimradEK80Wideband
scienticechosounder.Notethattheseareallsplitbeamtransducers.
Model
OrdernumberFrequency(kHz)OpeningangleMaterial
ES70-7CKSV-20367850-907°
Composite
ES120-7CKSV-20458085-1707°
Composite
ES200-7CKSV-203003160-3007°
Composite
ES333-7C322598250-5007°
Composite
SimradEK80