[PSUBS-MAILIST] Shop move

Alan via Personal_Submersibles personal_submersibles at psubs.org
Tue Nov 27 23:18:37 EST 2018


Brian,
all the best for the next test. 
Hope you get under.
Alan

> On 28/11/2018, at 3:01 PM, Brian Cox via Personal_Submersibles <personal_submersibles at psubs.org> wrote:
> 
> Alan, 
> 
>                 I have equivalent of about 60lbs of internal water ballast, the only thing is I'm not too confident that the pump I have would be able to expel the water deeper than 40 ft, (  I have two pvc tubes that are 5" in diameter by 48" long that are mounted vertically in the sphere which can be filled with water.).    But that may not be an issue since it will just be used to trim the boat,  I can vary my front ballast tank also , except it is a soft tank, I have a bunch of syntactic foam in there, I'm hoping it will be all the flotation I need, but if not I can adjust.  
> 
>          BTW, there is a serous learning curve on the whole gel coat deal,  if anyone needs to know what not to do just ask me !    It's going to come out good , it's just taking a heck of a lot more work than it would have if I had not made a few screw ups.  
> 
> 
> Brian      
> 
> 
> 
> 
> --- personal_submersibles at psubs.org wrote:
> 
> From: Alan via Personal_Submersibles <personal_submersibles at psubs.org>
> To: Personal Submersibles General Discussion <personal_submersibles at psubs.org>
> Subject: Re: [PSUBS-MAILIST] Shop move
> Date: Wed, 28 Nov 2018 09:32:48 +1300
> 
> Brian,
> the thought came to mind that if you have a flood valve you may be able 
> to attach a hose to it on the inside of your hull & fill plastic containers to 
> get the buoyancy exactly right. In The metric system a 20 litre container
> holds 20kg of water, so easy to work out. It may be a bit more difficult
> removing the water! Just a word of caution that if you are having stability
> issues & tilted significantly, the water containers could move if not tethered
> & exacerbate the problem.
> Alan 
>  
> 
> On 28/11/2018, at 4:39 AM, Brian Cox via Personal_Submersibles <personal_submersibles at psubs.org> wrote:
> 
> Alan,           Well there's you !   get your self an SDR ( software defined radio) and then you could at least hear me !    Yes, got to go under to see where I'm at with everything.  Been reluctant just because I don't want to spend the money ;-)
> 
> Brian
> 
> 
> --- personal_submersibles at psubs.org wrote:
> 
> From: Alan via Personal_Submersibles <personal_submersibles at psubs.org>
> To: Personal Submersibles General Discussion <personal_submersibles at psubs.org>
> Subject: Re: [PSUBS-MAILIST] Shop move
> Date: Tue, 27 Nov 2018 21:14:49 +1300
> 
> Hi Brian,
> there aren't many sub mad men in NZ.
> You can count them on one hand.
> So are you aiming to go under the water completely on your next test?
> Alan
> 
> On 27/11/2018, at 3:34 PM, Brian Cox via Personal_Submersibles <personal_submersibles at psubs.org> wrote:
> 
> Hi All,
>                   I finally moved everything out of my shop except for the shell I was working on when I started my whole downsizing project!    Can't wait to get the sub back in the water,  I'll probably bite the bullet and do a dunk test at the boatyard with the travel hoist.  Going to move some weight forward so I can get that nose down a bit more.  Also, seriously thinking about rigging a 25hp propane outboard the the rear of the sphere so I can get some decent surface speed.  Still need to deal with some of my electronics however.  
> 
> Also , been talking to New Zealand early in the morning on 40 meters, would really like to talk subs but so far haven't reached any sub mad men yet ;-)  
> 
> Brian
> 
> KK6 IRC 
> 
> 
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