[Rhodes22-list] advice on cabin sole

Lou Rosenberg lsr3 at MAIL.nyu.edu
Tue Nov 2 17:25:43 EST 2004


  Ed
  yeah have the same , but that is cement down there and I would 
rather just go through a layer of  glass alone not all that material.
   Lou


>Lou,
>	Are you saying that your floor is solid with no way to see the
>centerboard cap?  Mine has a small lift up door to inspect the bilge and see
>the centerboard cap.   It is where my bilge pump hides.
>Ed K
>
>-----Original Message-----
>From: rhodes22-list-bounces at rhodes22.org
>[mailto:rhodes22-list-bounces at rhodes22.org] On Behalf Of Lou Rosenberg
>Sent: Tuesday, November 02, 2004 12:37 PM
>To: The Rhodes 22 mail list
>Subject: Re: [Rhodes22-list] advice on ground for battery
>
>
>
>>   Roger,
>
>   Sorry about the confusion.   I will be doing separate HD cables,
>AWG#4, to the chain plates and Mast but dont really see how to
>install a ground plate where you originally said below the stb side
>near the midship point where the companionway is located?   Am I mis
>understanding you here?   My R22 has floor boards which I dont really
>want to disturb here for now.. How about fwd underneath the V berth?
>to the stb side of the keel?
>   Lou
>
>
>
>
>
>
>>Lou,
>>
>>The Dynaplate M/N 4006 that I recommended has an effective water contact
>>area of several square feet because of its porous sintered bronze
>>construction.
>>
>>If you are trying for lightening protection; then, ground the mast & stays.
>>You will need to run separate HD cables to the mast & the stays.  I leave
>it
>>to you to decide whether to tie the boat's 12 VDC electrical system into
>>this ground.  The earth ground will dramatically improve the performance of
>>any radio equipment.  If you keep the boat in a marina where there may be a
>>lot stray electricity in the water, you may want to consider an isolation
>>transformer and a ground fault interupter on your shore power connection.
>>These devices would be cheap insurance in any case.  Since the boat is
>>plastic & does not have an inboard engine or any other metal in permanent
>>contact with the water, I wouldn't think increased galvanic corrosion will
>>be a significant issue.  What would corrode?
>>
>>I got confused because the title of your post says "advice for ground on
>>battery" &, from that, I assumed you were interested in improving the
>>performance of your electronics.
>>
>>Roger Pihlaja
>>S/V Dynamic Equilibrium
>>
>>----- Original Message -----
>>From: "Lou Rosenberg" <steadilsr at verizon.net>
>>To: "The Rhodes 22 mail list" <rhodes22-list at rhodes22.org>
>>Sent: Monday, November 01, 2004 9:47 PM
>>Subject: Re: [Rhodes22-list] advice on ground for battery
>>
>>
>>>   Roger,
>>>
>>>     I am rebuilding this boat.  I have NO operational electronics. Im
>>>   buying a panel rewiring from top to bottom. SInce I am currently up to
>>>   the CB trunk removal and noticed No way to ground for lightning there,
>>>   I posted the inquiry.   You are correct in stating the controversy
>>>   around grounding the panel to the sintered bronze.   I was surprised
>>>   that the post Hank referred me to stated the plate needed to be one sq
>>>   foot to be useful.  The potential equalization issue is totally
>>>   controversial, I believe, in the earth science community.  There is SO
>>>   much we dont know about lightning but I am truly just trying to make an
>>>   informed decision here as a newbie boat owner.
>>>
>>>     I sincerely appreciate your help and all those who have added to my
>>>   knowledge today ( Hank!)  and know from my video and audio experience
>>>   when you do ground a radio signal you do get better reception.   I
>>>   would probably ground the radio but not the GPS power( when acquired)
>>>   nor the cd player or the thermocooler or the windlass or the.... whoops
>>>   only planning on 5 breaker board!
>>>     thanks
>>>     peace
>>>   Lou
>>>   On Monday, November 1, 2004, at 09:25 PM, Roger Pihlaja wrote:
>>>
>>>   > Lou,
>>>   >
>>>   > I've reread your posts & I can't tell exactly what you are trying to
>>>   > do.
>>>   > Are you trying to improve the performance of your electronics or are
>  >>  > you
>>>   > trying for lightening protection?
>>>   >
>>>   > Roger Pihlaja
>>>   > S/V Dynamic Equilibrium
>>>   >
>>>   > ----- Original Message -----
>>>   > From: <R22RumRunner at aol.com>
>>>   > To: <rhodes22-list at rhodes22.org>
>>>   > Sent: Monday, November 01, 2004 7:55 PM
>>>   > Subject: Re: [Rhodes22-list] advice on ground for battery
>>>   >
>>>   >
>>>   >> Roger,
>>>   >> I believe there is some misunderstanding as to what Lou wants to
>>>   >> ground.
>>>   > If I
>>>   >> understood his last post, he was talking about grounding the mast,
>>>   >> which
>>>   >> would not be grounded to the same plate as a 12 volt ground.
>>>   >> My understanding is that the battery ground and the lightning grounds
>>>   > should
>>>   >> never meet.
>>>   >>
>>>   >> Rummy
>>>   >> __________________________________________________
>>   > >> Use Rhodes22-list at rhodes22.org, Help? www.rhodes22.org/list
>>>   >>
>>>   >>
>>>   >
>>>   >
>>>   > __________________________________________________
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>>>   >
>>>
>>>   __________________________________________________
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>>>
>>
>>
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>
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