Boatworks

GroupThink

by Don Casey, Posted October 21, 2010
John Green of Kemah, Texas, asks:

"Many sailboats in my marina have “grouper” or “guppy” anodes that dangle in the water on a wire clamped to a shroud or backstay. I’ve asked a number of owners why they are doing this, and their answers range from grounding the standing rigging, to preventing galvanic corrosion of the rigging, to helping lightning find a route to the water


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Fine Tuner

by Gordon West, Posted September 21, 2010
Ben Hathaway of Coos Bay, Oregon, asks:

"My boat’s VHF and SSB both have the same Maritime Mobile Service Identity (MMSI) number. I’ve recently purchased a new marine VHF handheld with DSC capability. Should this new handheld have the same, or a different MMSI number?"

Gordon West replies:

This is a great question, and it’s one that is


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Green Machine

by Nigel Calder, Posted September 21, 2010
David Kampenga of Houston, Texas, asks:

"I’m thinking about converting my Hunter to an electric motor propulsion system, which would involve installing a 6kW 48VDC motor. I would like to keep the fixed two-blade prop that’s on the boat. I would also like to retain the existing gear reduction, which is 2.14:1. I don’t quite understand the reduction gearing and am curious how


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Chain Gang

by Don Casey, Posted September 21, 2010
Mark Gagyi of Vermilion, Ohio, asks:

"Last year I converted from a manual to an electric windlass and replaced the rode. Now I wish I had more chain. Is it is safe to weld some more chain on to what I now have?"

Don Casey replies:

The answer is no and the reason is that the welds in every link of an anchor chain must be stronger than the rod


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New Moves

by Win Fowler, Posted September 21, 2010

Joanne Rideout of Astoria, Oregon, asks:

 

"I’m a new crewmember racing on an Olson 30 and one of the jobs I’ve been assigned is going on the foredeck to skirt the genoa when we tack. I’ve nearly fallen overboard a couple of times trying to get the sail inside the lifeline after it gets caught outside. What’s the best way to skirt a genoa when it gets stuck? Also, how do I


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