12.1Technicalspecification
ThefollowingtechnicalspecificationapplytotheRay90
andRay91.
Environmentalspecification
Operating
temperature
-20ºC(-4ºF)to+60ºC(140ºF)
Storage
temperature
-25ºC(-13ºF)to+70ºC(158ºF)
Relativehumidity
95%
WaterproofingIPx6&IPx7
Connections
•1xSea T alkng®/NMEA2000
•1xNMEA0183input
•1xNMEA0183output
•2xHandsetstation
connectors
•1xVHFantenna/splitter
connector
•1xTNCGNSS(GPS)antenna
connector
•1xLoudHailerconnection
Powerspecification
Nominalsupply
voltage
12Vdc(withovervoltage
protection)
Operatingvoltage
range
10.2Vdcto16Vdc
Current
consumption
•Lessthan6Aathighpower
(13.6V)
•Standby:600mA
•Receive:2A
•Loudhailer:3A(8Ω)/6A
(4Ω)
LEN1
VHFTransmitter
ChannelsAllavailableUS,International
andCanadianVHFmarine
bands
FrequencyRange
156.025MHzto157 .425MHz
/155.500MHzto161.425MHz
(Privatechannels)
Frequencystability
+/-1.5ppm
ChannelSpacing12.5kHz
PowerOutput
•Lowpowersetting—1W
•Highpowersetting—25W
Spurious
emissions
Betterthan–36dBmat25W
(Lessthan0.25µW)
Maximum
deviation
+/-5KHz
Antenna
impedance
50Ohms(typical)
Receiver
ReceivertypeDoubleconversionsuper
heterodyne
ChannelsAllavailableUS,International
andCanadianVHFmarine
bands
Frequencyrange
156.050MHzto163.275MHz
/155.500MHzto161.425MHz
(Privatechannels)
Sensitivity
Betterthan1microvoltEMF@
20dBSINAD
SquelchsensitivityLessthan-2dBµEMF
Humandnoise
Betterthan-40dB
Audiodistortion
Lessthan10%
Receiver
sensitivity
•Distance—119dBm(0.25uV)
@12dBSINAD(typical)
•Local—110dBm(0.7uV)@
12dBSINAD(typical)
Adjacentchannel
selectivity
Morethan70dB
Spuriousresponse
rejection
Morethan70dB
Intermodulation
rejection
Morethan68dB
Speakers
Externalspeaker
poweroutput
4W(8Ω)
Handsetspeaker
poweroutput
1W(16Ω)
Hailerspeaker
poweroutput
24W(4Ω)
AIS(Ray91only)
ClasstypeAISreceiveronly
GNSS
Channels72
Coldstart29seconds
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