1
Thislocationprovidesoptimalperformance(abovedecks).
2 Inthislocation,performancemaybelesseffective.
3 ThislocationisNOTrecommended.
V esselconstruction
Theconstructionofyourvesselcanhaveanimpactonperformance.Forexample,theproximityof
heavystructuressuchasastructuralbulkhead,ortheinterioroflargervesselsmayresultinareduced
signal.Theconstructionmaterialscanalsohaveanimpact.Inparticular,steel,aluminiumorcarbon
surfacescanimpactperformance.Beforelocatingequipmentwithaninternalantennabelowdecks,
oronasteel,aluminiumorcarbonconstructionvesselorsurface,seekprofessionalassistance.
Prevailingconditions
Theweatherandlocationofthevesselcanaffectperformance.Typicallycalmclearconditions
provideamoreaccuratepositionfix.Vesselsatextremenortherlyorsoutherlylatitudesmayalso
receiveaweakersignal.Anantennamountedbelowdeckswillbemoresusceptibletoperformance
issuesrelatedtotheprevailingconditions.
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