1
Thislocationprovidesoptimalperformance(above
decks).
2 Inthislocation,performancemaybelesseffective.
3 ThislocationisNOTrecommended.
V esselconstruction
Theconstructionofyourvesselcanhaveanimpactonperformance.For
example,theproximityofheavystructuressuchasastructuralbulkhead,or
theinterioroflargervesselsmayresultinareducedsignal.Theconstruction
materialscanalsohaveanimpact.Inparticular,steel,aluminiumorcarbon
surfacescanimpactperformance.Beforelocatingequipmentwithaninternal
antennabelowdecks,oronasteel,aluminiumorcarbonconstructionvessel
orsurface,seekprofessionalassistance.
Prevailingconditions
Theweatherandlocationofthevesselcanaffectperformance.Typically
calmclearconditionsprovideamoreaccuratepositionfix.Vesselsat
extremenortherlyorsoutherlylatitudesmayalsoreceiveaweakersignal.
Anantennamountedbelowdeckswillbemoresusceptibletoperformance
issuesrelatedtotheprevailingconditions.
L ocationrequirements
35