T&T: AIS

[Henry Quigley]

>Having just finished reading the latest issue of Passagemaker I am more
>confused than before.
>The article states that commercial "big" ships need to invest in the very
>expensive "A" type AIS.
>And that the "B" is not yet approved and that the "B" is not a transponder but
>merely a receiver!
>
>Am I totally misinformed about this electronics piece or is the article bass
>ackwards? >Can anybody clarify this for me?
>

Hans,
Passagemaker has it right. See:
http://www.navcen.uscg.gov/enav/ais/types_of_AIS.htm

Henry
M/V Mary M
NorthPacific 43
Lying Baytown TX