Multi function Marine Units

The reason for introducing the marine use of gps in my last blog, is that I was seriously impressed with how far marine navigation and control units have come.  I did some sailing as a youngster, where a compass and a radio direction finder were the only things you had.  Recently I saw a Raymarine [...]

Marine GPS; Or How Not To Get Lost At Sea!

Marine Navigation has come a long way

During WW2, two destroyers were heading into port after weeks at sea, the last 3 days of which were in thick fog.  The leading destroyer signalled the other asking what they calculated their position to be.  The reply was: “Not sure; navigator calculates us to be on the 15th [...]