Raymarine RAY73 - Page 172

P
owerspecification
Nominalsupplyvoltage
12Vdc(R
eversepolarityandovervoltageprotection)
Operatingvoltagerange9Vdcto16Vdc
Currentconsumption
•L
essthan6Aathighpower(13.6V)
•Standby:600mA
•Receive:2A
T
ransmitter
ChannelsAllavailableUS,InternationalandCanadianVHFmarine
bands
FrequencyR ange
156.000MHzto157.425MHz/155.500MHzto161.425
MHz(Privatechannels)
Frequencystability
+/-1.5ppm
ChannelSpacing25kHz
P owerOutput
•Lowpowersetting—1W
•Highpowersetting—25W
Spuriousemissions
Betterthan–36dBmat25W(L essthan0.25µW)
Maximumdeviation
+/-5kHz
Antennaimpedance
50Ohms(typical)
R eceiver
R eceivertypeDoubleconversionsuperheterodyne
ChannelsAllavailableUS,InternationalandCanadianVHFmarine
bands
Frequencyrange
156.050MHzto163.275MHz/155.500MHzto161.425
MHz(Privatechannels)
SensitivityBetterthan1microvoltEMF@20dBSINAD
SquelchsensitivityL essthan—2dBµEMF
Humandnoise
Betterthan–40dB
A udiodistortion
Lessthan10%
R eceiversensitivity
•Distance—119dBm(0.25uV)@12dBSINAD(typical)
•Local—110dBm(0.7uV)@12dBSINAD(typical)
Adjacentchannelselectivity
Morethan70dB
SpuriousresponserejectionMorethan70dB
Intermodulationrejection
Morethan68dB
Speak ers
Basestationspeak erpoweroutput
2.5W(8Ω)
Fistmicspeak erpoweroutput
1W(16Ω)
Externalspeak erpoweroutput
5W(8Ω)
Handsetspeak erpoweroutput
1W(16Ω)
GNSS(GPS)
Channels72
Coldstart<2minutes
R eceiverICSensitivity
–167dBm(Tracking)/–148dBm(Acquisition)
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