Technical information
Fileformats
Remarks
1Power:Thepowerdatacontainedinthesampledatagramiscompressed.Inorder
torestorethecorrectvalue(s),youmustdecompressthevalueaccordingtothe
equationbelow.
y=x
10 2log
256
where:
•x=powervaluederivedfromthedatagram
•y=convertedvalue(indB)
2Angle:Thefore-and-aft(alongship)andathwartshipelectricalanglesareoutput
asone16-bitword.Thealongshipangleisthemostsignicantbytewhilethe
athwartshipangleistheleastsignicantbyte.Angledataisexpressedin2's
complementformat,andtheresolutionisgiveninstepsof180/128electrical
degreesperunit.Positivenumbersdenotestheforeandstarboarddirections.
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