We already invite the energy into the boat unless you have a deck stepped mast. 
Giving it heavy wire to follow to the keel beats having the lightning find a 
random way out.
Joe
Coquina

From: CnC-List [mailto:cnc-list-boun...@cnc-list.com] On Behalf Of Ryan Doyle 
via CnC-List
Sent: Tuesday, July 26, 2016 12:16
To: cnc-list@cnc-list.com
Cc: Ryan Doyle
Subject: Re: Stus-List Grounding a mast - 30mki

Thanks to Joe and everyone else who replied.  After reading a few articles like 
this one - http://www.practical-sailor.com/blog/-11222-1.html, it sounds like 
there is little consensus on lightning protection for sailboats.  I'd be 
curious to know what sort of lightning protection, if any, comes standard on 
new boats from the well-regarded manufacturers of heavy displacement cruisers 
like Hallberg Rassy etc.  I just searched the manual for a new HR boat and 
there's no mention of lightning or lightning protection at all.

Someone raised the point on one forum that inviting this massive amount of 
energy into your boat is a bad idea (IE a cable going from the mast to a keel 
bolt).  Not sure whether this is a well-founded concern or not, but I'm leaning 
towards Joe's idea of clipping some jumpstart cables to the shrouds and hanging 
them overboard next time I'm caught out in a storm.
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