Raymarine LIGHTHOUSE 4 - Sonar Technologies; Traditional Sonar Technology; CHIRP Technology; CHIRP Sonar Overview

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.1Sonartechnologies
Traditionalsonartechnology
Traditionalsonarusesasinglecarrierfrequencyorcarrierwaveforthesonar
ping.Thesonarworksbymeasuringthetimeittakesthepingechotoreturn
tothetransducertodeterminetargetdepth.
CHIRPtechnology
CHIRP(CompressedHighIntensityR adarPulse)sonarusesaswept
frequencysignalcoveringawiderangeoffrequencieswhichproducesmore
accurateimageswithhigherdetailthantraditionalsonar.
BenefitsofCHIRPsonarincludeimprovementstotargetresolution,bottom
detection(throughbaitballsandthermoclines)anddetectionsensitivity.
CHIRPisutilizedbyRealVision™Max3D,RealVision™3D,SideVision™and
DownVision™transducers.
CHIRPSonaroverview
CHIRPsonarproducesaconicalshapedbeam.Thecoverageoftheconical
beamisthewatercolumndirectlybeneaththevessel.
Conicalbeam
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