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There is no rush as I have not even started building yet! David Bartsch > To: personal_submersibles@psubs.org > From: james@guernseysubmarine.com > Subject: RE: [PSUBS-MAILIST] Venting an ambient sub > Date: Fri, 29 Aug 2008 13:37:29 +0100 > > Hi David. > > Sorry, i keep forgetting to get the dome out of the shed for you. I am away for a few days but i will try and remember when i get back on Tuesday. > > I'll be in touch, > regards > James > > ----- Original Message ----- > From: David Bartsch [mailto:dbartsch2236@hotmail.com] > To: personal_submersibles@psubs.org > Sent: Tue, 26 Aug 2008 09:01:47 -0400 > Subject: RE: [PSUBS-MAILIST] Venting an ambient sub > > James, > > That's great! I am working on a budget that won't budge. I live in Jackson, Tn. in the U.S.A. zip code 38340. Is there any way to determine the shipping costs? I can scrap up enough within a month if it is say $70.00 or so if that would be ok. > > David Bartsch> To: personal_submersibles@psubs.org> From: james@guernseysubmarine.com> Subject: RE: [PSUBS-MAILIST] Venting an ambient sub> Date: Tue, 26 Aug 2008 12:39:36 +0100> > Hi David.> > > I bid against you on e-bay on that one! Let me know if Carlos wants to pass this one up.> > I bought the dome back myself on ebay (you know like your not supposed to do) because i didnt think it was going for enough. If i'd known it was a psubber i'd have let you have it.> > Anyway, Carlos doesnt want it, so you are welcome to it if you just cover the postage.> > Remember there is no flange (which was why i didnt use it), so how you'll mount it i don't know.> > Regards> James> > > ----- Original Message -----> From: David Bartsch [mailto:dbartsch2236@hotmail.com]> To: personal_submersibles@psubs.org> Sent: Fri, 22 Aug 2008 13:29:20 -0400> Subject: RE: [PSUBS-MAILIST] Venting an ambient sub> > James,> > I bid against you on e-bay on that one! Let me know if Carlos wants to pass this one up.> > David Bartsch> To: personal_submersibles@psubs.org> From: james@guernseysubmarine.com> Subject: Re: [PSUBS-MAILIST] Venting an ambient sub> Date: Fri, 22 Aug 2008 15:16:45 +0100> > Hi Carlos.> > Just reading your post about your new project. > > I have an acrylic dome that you might be interested in for your project. Its 5mm thick by about 500mm OD i think. I'd have to check.> > I bought it for an ambient sub similar to your idea, but i changed my mind in the end and am building 1atm.> > You can have it for the cost of postage if you like. Have a look here. (its the one at the top, 1/4 inch i think i put)> > http://guernseysubmarine.wordpress.com/> > Contact me off list if your interested.> > Kind regards> James> > > > From: Carlos Del Valle [mailto:carlosd072657@gmail.com]> To: personal_submersibles@psubs.org> Sent: Fri, 22 Aug 2008 09:13:10 -0400> Subject: Re: [PSUBS-MAILIST] Venting an ambient sub> > Hi Pierre,> My sub will be poplar wood covered in fiberglass. Hull shape is essentially> 6' long by 3' wide, looking somewhat like an overturned canoe, with a 1/4 "> thick 22" diameter Acrylic dome on top, hull ends will be tapered.> Batt. box, seat,> ballast weight, will be suspended just below the hull. Two smaller 7" dia. domes> will be added to provide vision downward. It will be powered by a> single electric> trolling motor employing a Kort nozzle for yaw control. Small diving planes will> provide pitch control. A single 80cu ft scuba tank will provide the> air. A medical> flow meter will bleed in 20 lpm, a gate valve will vent the "cabin"> air to maintain> a constant level of water with an adequate air exchange. There will be> a separate> bulkheaded ballast tank forward, with it's own controls, all of which> will be manual.> Analog instruments will include depth and tank pressure gauge, and a digital> dive computer. I live here in sunny Florida so I don't mind having> approx half my> body immersed in water. I would like to keep the water at waist level, leaving> the rest of me relatively dry. I will be diving the sub in Crystal> River and the various> springs which have very clear water with depths about 20'. Max depth> will be 2 atms. At this stage I'm just building sub components, this> will be a long labor> of love. I think that about does it. What do you think, should my wife takeout> a higher insurance policy on me. : )> Best Regards, Carlos> > On Fri, Aug 22, 2008 at 6:58 AM, Marie-Andr?e et Pierre> <poulin.carrier@videotron.ca> wrote:> > Hello Carlos,> >> > I have a small dry ambient sub and I'll be glad to help you on designing> > yours.> >> > Can you tell us more about your project?> >> > Is it dry or wet sub? what deep you plan to go. how will it be built? wood,> > metal, fiberglass?> >> > What thickness are gonna be the windows, etc...> >> > remember that no sub is truely ambient. at any point the hull must resist to> > a small amount of pressure.> >> > Later.> >> > Pierre "still alive but not diving" Poulin> >> >> >> >> > ----- Original Message ----- From: "Carlos Del Valle"> > <carlosd072657@gmail.com>> > To: <personal_submersibles@psubs.org>> > Sent: Thursday, August 21, 2008 6:06 PM> > Subject: Re: [PSUBS-MAILIST] Venting an ambient sub> >> >> >> Thanks Joe, I'm a newby and I appreciate any advice you guys can give.> >> I'm going to give IVCORP a call and see what type of valve they use in> >> their sportsub. Just to let you know, I'm a Respiratory Therapist and> >> was assigned to a hyperbaric unit for two of my 30 yrs in heath care..> >> If any of you have any questions about diving medicine or pulmonary> >> physiology related to hyperbaric> >> environments please let me know, I'd like to help,Thanks again Joe> >> Best Regards, Carlos> >> On 8/21/08, Joseph Perkel <joeperkel@hotmail.com> wrote:> >>>> >>> Hi Carlos,> >>>> >>> I did a little ambient research several years ago. As I recall, a gate> >>> valve> >>> fouls rather easily and is slow to operate. A ball valve may dump your> >>> cabin> >>> air much too quickly if heavy handed.> >>>> >>> I cannot recall, what IVC uses on the Sportsub (automatic pressure> >>> regulated> >>> poppet perhaps) but, whatever it is, I suspect that is what you should> >>> consider the best candidate.> >>>> >>> Good luck> >>>> >>> Joe> >>>> >>> > Date: Thu, 21 Aug 2008 10:06:06 -0400> >>> > From: carlosd072657@gmail.com> >>> > To: personal_submersibles@psubs.org> >>> > Subject: [PSUBS-MAILIST] Venting an ambient sub> >>>> >>> >> >>> > Hi all,I know most of you are into 1 atm subs,but I need a little help> >>> with my> >>> > "want to be sub". It will be similar to ivcorp's solo sub, I calculated> >>> > > my> >>> > minute volume @ 18 liters/min,(700cc tidal volume X 20 >> >>> > breaths/min).That's> >>> > how much I will be bleeding into the sub.To vent that amount can I use> >>> > a simple gate valve to do it?> >>> > I figure I can start the flow, then adjust the gate valve until the> >>> > level of water in> >>> > the sub remains constant.This will ensure that I have a constant >> >>> > exchange> >>> of> >>> > air. I will have a separate ballast tank forward to control buoyancy.> >>> > Trying to build a water/air tight batt. box is another issue.> >>> > I would greatly appreciate any advice you guys can give,Thanks> >>> > Carlos> >>> >> >>> >> >>> >> >>> >> >>> ************************************************************************> >>> >> >>> ************************************************************************> >>> >> >>> ************************************************************************> >>> > The personal submersibles mailing list complies with the US Federal> >>> > CAN-SPAM Act of 2003. Your email address appears in our database> >>> > because either you, or someone you know, requested you receive messages> >>> > from our organization.> >>> >> >>> > If you want to be removed from this mailing list simply click on the> >>> > link below or send a blank email message to:> >>> > removeme-personal_submersibles@psubs.org> >>> >> >>> > Removal of your email address from this mailing list occurs by an> >>> > automated process and should be complete within five minutes of> >>> > our server receiving your request.> >>> >> >>> > PSUBS.ORG> >>> > PO Box 53> >>> > Weare, NH 03281> >>> > 603-529-1100> >>> >> >>> ************************************************************************> >>> >> >>> ************************************************************************> >>> >> >>> ************************************************************************> >>> >> >>>> >>>> >>> >>> >>> >> ************************************************************************> >> ************************************************************************> >> ************************************************************************> >> The personal submersibles mailing list complies with the US Federal> >> CAN-SPAM Act of 2003. Your email address appears in our database> >> because either you, or someone you know, requested you receive messages> >> from our organization.> >>> >> If you want to be removed from this mailing list simply click on the> >> link below or send a blank email message to:> >> removeme-personal_submersibles@psubs.org> >>> >> Removal of your email address from this mailing list occurs by an> >> automated process and should be complete within five minutes of> >> our server receiving your request.> >>> >> PSUBS.ORG> >> PO Box 53> >> Weare, NH 03281> >> 603-529-1100> >> ************************************************************************> >> ************************************************************************> >> ************************************************************************> >>> >> >> >> >> > ************************************************************************> > ************************************************************************> > ************************************************************************> > The personal submersibles mailing list complies with the US Federal> > CAN-SPAM Act of 2003. Your email address appears in our database> > because either you, or someone you know, requested you receive messages> > from our organization.> >> > If you want to be removed from this mailing list simply click on the> > link below or send a blank email message to:> > removeme-personal_submersibles@psubs.org> >> > Removal of your email address from this mailing list occurs by an> > automated process and should be complete within five minutes of> > our server receiving your request.> >> > PSUBS.ORG> > PO Box 53> > Weare, NH 03281> > 603-529-1100> > ************************************************************************> > ************************************************************************> > ************************************************************************> >> >> > > > ************************************************************************> ************************************************************************> ************************************************************************> The personal submersibles mailing list complies with the US Federal> CAN-SPAM Act of 2003. Your email address appears in our database> because either you, or someone you know, requested you receive messages> from our organization.> > If you want to be removed from this mailing list simply click on the> link below or send a blank email message to:> removeme-personal_submersibles@psubs.org> > Removal of your email address from this mailing list occurs by an> automated process and should be complete within five minutes of> our server receiving your request.> > PSUBS.ORG> PO Box 53> Weare, NH 03281> 603-529-1100> ************************************************************************> ************************************************************************> ************************************************************************> > _________________________________________________________________> See what people are saying about Windows Live. 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