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Date: Mon, 15 Mar 1999 20:24:44 -0800
To: Steve Hogan <Steve.Hogan@tr*.co*>
From: Kevin Connell <kevin@nw*.co*>
Subject: RE: Weight belts and backplates
Cc: techdiver@aquanaut.com
Yes, steve, please tell us about your cold water drysuit diving.  

It must be a miracle how I dive in 41f water without any weight.  Or, maybe
it's just that I do it right, and you do it wrong.


At 06:15 PM 3/15/1999 -0800, you wrote:
>Cobb,
>
>You didn't answer the question.
>
>For cold water/drysuit diving more lead is required. A V-Weight 
>does not work very well with the Argon bottle, so one needs to 
>add weight somewhere. 
>
>I have found that I need 6 lbs (for the end of the dive to be neutral)
>I use two canvas pockets that I slide on to the waist belt. I have made
>them so I *can* ditch weight if I choose to. No big deal. Ths also allows
>me to use the same BC for warm water/cold water, single tanks/double tanks.
>The pockets are also a good place to put a jon line, notes, whatever.
>
>The stainless steel backplate would be way too much in warm water (- 8lb)
>So I made the pockets.  I can also remove these underwater (with gloves)
>if necessary and they do not get in the way. 
>
>Yes, I could optimize with two different BCs (SS and AL), but why?
>This system allows flexibility without compromising any other piece of
>equipment. Besides, I would much rather drop a weight than my canister.
>
>Steve
>
>-----Original Message-----
>From: Jim Cobb [mailto:cobber@ci*.co*]
>Sent: Monday, March 15, 1999 5:08 PM
>To: RLucas1013@ao*.co*; Tech Diver
>Subject: Re: Weight belts and backplates
>
>
>In warm water ocean diving when properly configured you are only putting 
>about 6 lbs or so on your weightbelt. The whole point of the exercise is 
>for you to be able to swim up to the surface, not to ditch your weights 
>in a mad panic and head to the surface like a goddamn polaris missle.
>
>If you are tech diving in cold water with a 7mm farmer john that needs 
>35lbs of lead to sink then you are Doing It Wrong. You need to be in a 
>drysuit, a wetsuit is not an option here. And if you are in a drysuit you 
>have 2 ways of getting yourself to the surface. If you need a little 
>extra buoyancy you drop your cannister light and your tools.
>
>And while George knows of what he speaks, he is stating common sense, not 
>dogma. If you think a little about the situation I think you will agree.
>
> Jim
>
>Sender: RLucas1013@ao*.co*  Date: 3/15/99 5:02 PM
>
>>I thought the idea of a weight belt was to drop in an emergency. George has
>>stated diving with double alum tanks and a wet suit a weight belt is the
>way
>>to go in open ocean, so in case of an emergency drop the weight. How do you
>>drop a V weight in an emergency with double alum tanks and a wet suit if
>that
>>is what you were referring to? In any event how do you drop a V weight in
>an
>>emergency in open water?
>>BOB
>>
>
>
> -------------------------------------------------------------------
> Learn About Trimix at http://www.cisatlantic.com/trimix/trimix.html
>
>
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-----------------------------------------------
Kevin Connell <kevin@nw*.co*>

NW Labor Systems, Inc
http://www.nwls.com

And I suppose you want a user interface with
that.....
-----------------------------------------------
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