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 AIS???????AIS1 ?ch87B?? AIS2?ch 88B??????????ch70????????????????????????????AIS????????????????????????“AIS??????MSC1/Circ.1252.”??? ?????????????????????????? ?????????????????/???????????????????????????????????????????????????????????????? ????????GPS?????????TDMA????????????GPS?????????GPS 1pps????RATDMA?????VDC????????????????? ????“Pilot plug”?????????????RS-422???????????????? ????? AIS ?? - ??AIS?? - ??????AIS? - ??AIS???????? - 70 ?????70?? - ??NMEA?? - ?????????? ????? - AIS1 ???161.975 mHz? - AIS2 ???162.025 mHz? - GMDSS ???156.525 mHz? ??????? - AIS1 ???161.975 mHz? - AIS2 ???162.025 mHz? - GMDSS ???156.525 mHz?
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