Tag: Radar

Using MARPA instead of AIS…

Returning to Brighton from Dieppe recently I realised that the AIS was not working, but had not time to fault trace or fix it so…

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Collision avoidance – ARPA , CPA or …what?

If you have a Radar it will probably be set to use ARPA to assist you in deciding whether you are on a collision course…

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AIS Display

This is a shot of the AIS display as I crossed the English Channel (Sep 2006). It was quite busy as you can see…all the…

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Electronic navigation – Old System

I have upgraded the electronics on Enterprise and I now have two almost separate navigation systems (backup before resorting to charts !) Firstly there is…

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