Electronics/Software

Q&A, Backup For Electronic Charts

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Almost all of us are now very reliant on electronic navigation systems. And that brings up the question of hardware redundancy and chart backup. A reader's question got me thinking about that. Here's my best take on the problem, together with an appeal for help.

NMEA 2000—Missing the Obvious

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I  was just reading an article on the NMEA 2000 marine network standard over at the excellent Ocean Navigator blog. For those of you who are not aware, NMEA is a standard backbone cabling system that allows you to connect every piece of electronic gear on your boat together, regardless of what company manufactured each [...]

Online Book: Navigation—Knowing Where It's At, Chapter 4 of 11

Separation and Redundancy

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Finding a home for all our provisions before heading off on a cruise is always a challenge since I tend to overstock on the basis that we will use everything up in the end but running out of something vital in some out of the way place would really inhale. So, as always, there was [...]

Gear Test—Radar

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As most of our regular readers know, we just completed a 10,000 mile, eight month voyage to the Arctic and back on Morgan’s Cloud, our 56-foot McCurdy and Rhodes aluminum cutter. A voyage that constituted a gruelling test of all the gear on the boat. In the last post of this series we covered our [...]

Gear Test—Electronic Navigation

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As most of our regular readers know, we just completed a 10,000 mile, eight month voyage to the Arctic and back on Morgan’s Cloud, our 56-foot McCurdy and Rhodes aluminum cutter. A voyage that constituted a grueling test of all the gear on the boat. Here is our report on how the electronics and navigation [...]

AIS Revisited

AIS ooutput on chart plotter

I’ve written before on the potential benefits of AIS for small craft, and having used it far more since then, it’s time for an update. After being initially impressed with it, and the capabilities it offers beyond radar, has it lived up to that first impression? A good test was when we recently crossed to [...]

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