[Public-list] grounding plate

[George Dinwiddie]

Mark Bisset wrote:
> What's the collected wisdom on grounding plates?
> We don't have one. We use auto jumper cables clamped to the back stay 
> and forestay, leading into the water in lightning storms. I've read all 
> sorts of stuff on the subject and rarely found two sources in 
> agreement.

I did a lot of research on this topic years back, and came to the 
conclusion that it wasn't worth the effort.  You need a minimum of a 
couple square feet of clean copper surface to transfer the energy to the 
water, even in salt water.

  - George

-- 
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   When I remember bygone days                         George Dinwiddie
   I think how evening follows morn;            gdinwiddie at alberg30.org
   So many I loved were not yet dead,           http://www.Alberg30.org
   So many I love were not yet born.
                'The Middle' by Ogden Nash
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