Raymarine C140w - Page 115

TuningmethodRelatedOptionsDescription
FTCfunction•ON—enablesthe
FTCfunctionand
allowsyoutoadjust
thesettingbetween0
and100%.
•OFF—disablesthe
FTCfunction.Thisis
thedefault.
Enablesyoutoremove
areasofclutterata
distancefromyour
vessel.Italsohelpsyou
todistinguishbetween
twoverycloseechoes
onthesamebearing,
whichmayotherwise
mergeandappear
asoneecho.Youcan
adjusttheintensityofthe
FTCfunctionbetween0
and100%:
•Ahighersetting
showsonlythe
leadingedgeoflarge
(rainclutter)echoes,
whiletheeffecton
smaller(ship)echoes
isonlyslight.
•Alowersetting
reducesbackground
noiseandll-in
returnsfromlandand
otherlargetargets.
TuningmethodRelatedOptionsDescription
Rainfunction•ON—enablesthe
Rainfunctionand
allowsyoutoadjust
thesettingbetween0
and100%.
•OFF—disablesthe
Rainfunction.Thisis
thedefault.
Theradarscanner
detectsechoesfromrain
orsnow.Theseechoes
appearonscreenas
countlesssmallechoes
continuouslychanging
size,intensityand
position.Turningthe
rainclutterfunction
ONsuppressesthe
bulkeffectofrain
returnsfromaround
yourvessel,making
iteasiertorecognize
otherobjects.Youcan
adjusttheintensityof
thissettingbetween0
and100%.
Usingradar
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