<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto"><div>Shanee,</div><div id="AppleMailSignature">I would think that the large flat viewport at the front would be the lowest</div><div id="AppleMailSignature">denominator with view to depth. Ask Les what he thinks is the weakest</div><div id="AppleMailSignature">point. If it is that viewport, then replacing it might get you a bit more depth.</div><div id="AppleMailSignature">For shallow diving submarines to 5 bar pressure you are supposed to test</div><div id="AppleMailSignature">them unmanned to 1.7 x the intended dive depth & on paper they should withstand</div><div id="AppleMailSignature">3.2 X this. For 5-10 bar pressure diving depth it is tested to 1.4 X this with a theoretical</div><div id="AppleMailSignature">crush depth of 2.4 times diving depth. </div><div id="AppleMailSignature">So if you think it will crush at 240ft you can dive it to 100ft as long as you have</div><div id="AppleMailSignature">tested it to 140ft under the GL rules for 5-10 bar diving depth.</div><div id="AppleMailSignature">I would think it would be hard to analyse the crush depth, & of course if you</div><div id="AppleMailSignature">test it beyond it's strength you end up with no sub:(</div><div id="AppleMailSignature">Looks a nice sub.</div><div id="AppleMailSignature">Alan</div><div id="AppleMailSignature"><br></div><div id="AppleMailSignature"><br>Sent from my iPad</div><div><br>On 13/03/2018, at 2:08 PM, hank pronk via Personal_Submersibles <<a href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>> wrote:<br><br></div><blockquote type="cite"><div><div style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:13px;"><div></div>
<div>Shanee,</div><div>My feeling is you will end up welding a hemi head or elliptical head onto the front end of your hull and installing multiple ports. </div><div>You might be able to buy a head and weld a ring to that that can be bolted to your existing ring. You could avoid cutting and welding to the hull. What is your depth goal? This is pure speculation without seeing how it is built.</div><div>Hank</div><div><br></div>
<div id="yahoo_quoted_1486146097" class="yahoo_quoted">
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On Monday, March 12, 2018, 6:20:13 PM MDT, Shanee Stopnitzky via Personal_Submersibles <<a href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>> wrote:
</div>
<div><br></div>
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<div><div id="yiv8446830562"><div><div dir="ltr"><div class="yiv8446830562gmail_default" style="font-family:georgia, serif;font-size:small;">Thanks for the info! I got it from someone who got it from Les - I've been able to ask him some questions but not a lot yet. I'll have to check out the archives. </div><div class="yiv8446830562gmail_default" style="font-family:georgia, serif;font-size:small;"><br clear="none"></div><div class="yiv8446830562gmail_default" style="font-family:georgia, serif;font-size:small;">Any thoughts on a max depth for the hull design? We would like to change the front window, and are also looking to purchase one used if anyone has any leads or ideas. </div><div class="yiv8446830562gmail_default" style="font-family:georgia, serif;font-size:small;"><br clear="none"></div><div class="yiv8446830562gmail_default" style="font-family:georgia, serif;font-size:small;">Best,</div><div class="yiv8446830562gmail_default" style="font-family:georgia, serif;font-size:small;">Shanee</div></div><div class="yiv8446830562gmail_extra"><br clear="all"><div><div class="yiv8446830562gmail_signature"><div dir="ltr"><div><div><div><font face="georgia, serif">~~~~^~~^~~~~^~~^~~^~~~~^~~^~~^~~<br clear="none"></font></div><font face="georgia, serif"><>< <>< ) <*III>< <br clear="none">
</font></div><font face="georgia, serif"> <>< <>< <>< ( ( <*III>< </font><div><font face="georgia, serif"><>< <>< <>< ) ) </font></div>
</div><div><font face="georgia, serif"><br clear="none"></font></div><div><font face="georgia, serif"><br clear="none">'The
fact remains that political frontiers are impervious to our verbal
cultures, while the substantially nonverbal civilization of playfulness
crosses them with the happy freedom of the wind and the clouds.' ~ Primo
Levi <br clear="none"></font></div></div></div></div>
<br clear="none"><div class="yiv8446830562gmail_quote">On Mon, Mar 12, 2018 at 4:13 PM, Jon Wallace via Personal_Submersibles <span dir="ltr"><<a rel="nofollow" shape="rect" ymailto="mailto:personal_submersibles@psubs.org" target="_blank" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>></span> wrote:<br clear="none"><blockquote class="yiv8446830562gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;"><div class="yiv8446830562yqt9701003851" id="yiv8446830562yqt22306"><div><div style="color:#000;background-color:#fff;font-family:times new roman, new york, times, serif;font-size:16px;"><div id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_37138"><span></span></div><div dir="ltr" id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_37139"><span id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_37141">That sub was built by Les Katschor. You can see some of its development at <a rel="nofollow" shape="rect" id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_37417" target="_blank" href="http://www.psubs.org/projects/1237526415/twomansub/">http://www.psubs.org/ projects/1237526415/twomansub/</a></span></div><div dir="ltr" id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_37139"><br clear="none"></div><div dir="ltr" id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_37139">Did you buy it from Les? He could certainly fill you in on its capabilities. He dived it at the 2012 convention in Michigan. Go to <a rel="nofollow" shape="rect" target="_blank" href="http://PSUBS.ORG">PSUBS.ORG</a> -> Psubs Community -> Video -> 2012 and you will find some footage of him in the submarine.</div><div class="yiv8446830562m_7663292067945021459qtdSeparateBR" id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_37024"><br clear="none"><br clear="none"></div><div class="yiv8446830562m_7663292067945021459yahoo_quoted" id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_37059" style="display:block;"> <div id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_37058" style="font-family:times new roman, new york, times, serif;font-size:16px;"> <div id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_37057" style="font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px;"> <div dir="ltr" id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_37056"> <font id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_37055" size="2" face="Arial"> </font><hr id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_37054" size="1"> <b id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_38809"><span id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_38808" style="font-weight:bold;">From:</span></b> Shanee Stopnitzky via Personal_Submersibles <<a rel="nofollow" shape="rect" ymailto="mailto:personal_submersibles@psubs.org" target="_blank" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs. org</a>><br clear="none"> <b><span style="font-weight:bold;">To:</span></b> Personal Submersibles General Discussion <<a rel="nofollow" shape="rect" ymailto="mailto:personal_submersibles@psubs.org" target="_blank" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs. org</a>> <br clear="none"> <b id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_37167"><span id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_37166" style="font-weight:bold;">Sent:</span></b> Monday, March 12, 2018 6:56 PM<br clear="none"> <b><span style="font-weight:bold;">Subject:</span></b> Re: [PSUBS-MAILIST] newbie looking for core starter info<br clear="none"> </div> <div class="yiv8446830562m_7663292067945021459y_msg_container" id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_37261"><br clear="none"><div id="yiv8446830562m_7663292067945021459yiv7954160888"><div id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_37260"><span class="yiv8446830562"></span><div dir="ltr" id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_37259"><div class="yiv8446830562m_7663292067945021459yiv7954160888gmail_default" id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_38654" style="font-family:georgia, serif;font-size:small;">Hi all,</div><div class="yiv8446830562m_7663292067945021459yiv7954160888gmail_default" id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_38652" style="font-family:georgia, serif;font-size:small;"><br clear="none"></div><div class="yiv8446830562m_7663292067945021459yiv7954160888gmail_default" id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_38650" style="font-family:georgia, serif;font-size:small;">Thanks for the warm welcome! Here are some photos: <a rel="nofollow" shape="rect" id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_38721" target="_blank" href="https://photos.app.goo.gl/pckEMWuvkcofc4h02">https://photos.app. goo.gl/pckEMWuvkcofc4h02</a></div><div class="yiv8446830562m_7663292067945021459yiv7954160888gmail_default" id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_37268" style="font-family:georgia, serif;font-size:small;"><br clear="none"></div><div class="yiv8446830562m_7663292067945021459yiv7954160888gmail_default" id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_37258" style="font-family:georgia, serif;font-size:small;">I know practically nothing about how she was built and she hasn't been delivered yet, but looking forward to finding out what the options and constraints are! </div><div class="yiv8446830562m_7663292067945021459yiv7954160888gmail_default" id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_38719" style="font-family:georgia, serif;font-size:small;"><br clear="none"></div><div class="yiv8446830562m_7663292067945021459yiv7954160888gmail_default" id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_38717" style="font-family:georgia, serif;font-size:small;">Best,</div><div class="yiv8446830562m_7663292067945021459yiv7954160888gmail_default" style="font-family:georgia, serif;font-size:small;">Shanee </div><div class="yiv8446830562m_7663292067945021459yiv7954160888gmail_default" style="font-family:georgia, serif;font-size:small;"><br clear="none"></div></div><div class="yiv8446830562m_7663292067945021459yiv7954160888gmail_extra" id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_37277"><span class="yiv8446830562"><br clear="all"></span><div><div class="yiv8446830562m_7663292067945021459yiv7954160888gmail_signature"><div dir="ltr"><div><div><div><font face="georgia, serif">~~~~^~~^~~~~^~~^~~^~~~~^~~^~~^ ~~<br clear="none"></font></div><font face="georgia, serif"><>< <>< ) <*III>< <br clear="none">
</font></div><font face="georgia, serif"> <>< <>< <>< ( ( <*III>< </font><div><font face="georgia, serif"><>< <>< <>< ) ) </font></div>
</div><div><font face="georgia, serif"><br clear="none"></font></div><div><font face="georgia, serif"><br clear="none">'The
fact remains that political frontiers are impervious to our verbal
cultures, while the substantially nonverbal civilization of playfulness
crosses them with the happy freedom of the wind and the clouds.' ~ Primo
Levi <br clear="none"></font></div></div></div></div>
<br clear="none"><div class="yiv8446830562m_7663292067945021459yiv7954160888gmail_quote" id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_37276"><span class="yiv8446830562">On Sun, Mar 11, 2018 at 4:14 AM, hank pronk via Personal_Submersibles <span dir="ltr"><<a rel="nofollow" shape="rect" ymailto="mailto:personal_submersibles@psubs.org" target="_blank" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs. org</a>></span> wrote:<br clear="none"></span><blockquote class="yiv8446830562m_7663292067945021459yiv7954160888gmail_quote" id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_37275" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;"><div class="yiv8446830562m_7663292067945021459yiv7954160888yqt6160850489" id="yiv8446830562m_7663292067945021459yiv7954160888yqt94221"><div id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_37274"><div id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_37273" style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:13px;"><span class="yiv8446830562"></span><div></div>
<div>Hi Shanee, </div><div>Can you post some pictures of your new sub. I for one love pictures of unknown subs and how they are built, as do most of us. </div><div>Hank</div><div id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_37272"><br clear="none"></div>
<div class="yiv8446830562m_7663292067945021459yiv7954160888m_-5286386008778061730yahoo_quoted" id="yiv8446830562m_7663292067945021459yiv7954160888m_-5286386008778061730yahoo_quoted_1392077785">
<div id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_37284" style="font-family:'Helvetica Neue', Helvetica, Arial, sans-serif;font-size:13px;color:#26282a;"><span class="yiv8446830562"></span><div><div class="yiv8446830562m_7663292067945021459yiv7954160888h5">
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On Saturday, March 10, 2018, 9:12:11 PM MST, Shanee Stopnitzky via Personal_Submersibles <<a rel="nofollow" shape="rect" ymailto="mailto:personal_submersibles@psubs.org" target="_blank" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs. org</a>> wrote:
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<div><br clear="none"></div>
<div><br clear="none"></div>
</div></div><div id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_37283"><div id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_37282"><div class="yiv8446830562m_7663292067945021459yiv7954160888h5" id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_37281"><div id="yiv8446830562m_7663292067945021459yiv7954160888m_-5286386008778061730yiv4148199813"><div dir="ltr" id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_37280"><span class="yiv8446830562"></span><div class="yiv8446830562m_7663292067945021459yiv7954160888m_-5286386008778061730yiv4148199813gmail_default" style="font-family:georgia, serif;font-size:small;">Hi all,</div><div class="yiv8446830562m_7663292067945021459yiv7954160888m_-5286386008778061730yiv4148199813gmail_default" id="yiv8446830562m_7663292067945021459yui_3_16_0_ym19_1_1520880691086_37279" style="font-family:georgia, serif;font-size:small;"><br clear="none"></div><div class="yiv8446830562m_7663292067945021459yiv7954160888m_-5286386008778061730yiv4148199813gmail_default" style="font-family:georgia, serif;font-size:small;">I just purchased a simple, shallow (30') water homemade personal sub that I would like to consider retrofitting to be able to dive deeper. I have Frank Busby's book and am wondering if there are more sources of essential reading on building and maintaining a sub. We plan to go slowly and carefully with any developments, but I need to start somewhere!</div><div class="yiv8446830562m_7663292067945021459yiv7954160888m_-5286386008778061730yiv4148199813gmail_default" style="font-family:georgia, serif;font-size:small;"><br clear="none"></div><div class="yiv8446830562m_7663292067945021459yiv7954160888m_-5286386008778061730yiv4148199813gmail_default" style="font-family:georgia, serif;font-size:small;">Is there a searchable archive of past email threads? I wasn't able to find any. </div><div class="yiv8446830562m_7663292067945021459yiv7954160888m_-5286386008778061730yiv4148199813gmail_default" style="font-family:georgia, serif;font-size:small;"><br clear="none"></div><div class="yiv8446830562m_7663292067945021459yiv7954160888m_-5286386008778061730yiv4148199813gmail_default" style="font-family:georgia, serif;font-size:small;">Thanks for any and all input. It would be also great if there is anybody out there who is particularly enthusiastic about answering many newbie questions because I will have a lot and don't want to annoy the whole group all the time. </div><div class="yiv8446830562m_7663292067945021459yiv7954160888m_-5286386008778061730yiv4148199813gmail_default" style="font-family:georgia, serif;font-size:small;"><br clear="none"></div><div class="yiv8446830562m_7663292067945021459yiv7954160888m_-5286386008778061730yiv4148199813gmail_default" style="font-family:georgia, serif;font-size:small;">Best fishes,</div><div class="yiv8446830562m_7663292067945021459yiv7954160888m_-5286386008778061730yiv4148199813gmail_default" style="font-family:georgia, serif;font-size:small;">Shanee </div><div class="yiv8446830562m_7663292067945021459yiv7954160888m_-5286386008778061730yiv4148199813gmail_default" style="font-family:georgia, serif;font-size:small;"><br clear="none"></div><div><div class="yiv8446830562m_7663292067945021459yiv7954160888m_-5286386008778061730yiv4148199813gmail_signature"><div dir="ltr"><div><div><div><font face="georgia, serif">~~~~^~~^~~~~^~~^~~^~~~~^~~^~~^ ~~<br clear="none"></font></div><font face="georgia, serif"><>< <>< ) <*III>< <br clear="none">
</font></div><span class="yiv8446830562"><font face="georgia, serif"> <>< <>< <>< ( ( <*III>< </font></span><div><font face="georgia, serif"><>< <>< <>< ) ) </font></div>
</div><span class="yiv8446830562"></span><div><font face="georgia, serif"><br clear="none"></font></div><div><font face="georgia, serif"><br clear="none">'The
fact remains that political frontiers are impervious to our verbal
cultures, while the substantially nonverbal civilization of playfulness
crosses them with the happy freedom of the wind and the clouds.' ~ Primo
Levi <br clear="none"></font></div></div></div></div>
</div></div></div></div><span class="yiv8446830562"><span class="yiv8446830562m_7663292067945021459yiv7954160888">______________________________ _________________<br clear="none">Personal_Submersibles mailing list<br clear="none"><a rel="nofollow" shape="rect" ymailto="mailto:Personal_Submersibles@psubs.org" target="_blank" href="mailto:Personal_Submersibles@psubs.org">Personal_Submersibles@psubs. org</a><br clear="none"><a rel="nofollow" shape="rect" target="_blank" href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles">http://www.psubs.org/mailman/ listinfo.cgi/personal_ submersibles</a><br clear="none"></span></span></div>
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<br clear="none"></span></blockquote></div><br clear="none"></div></div></div><span class="yiv8446830562"></span><div class="yiv8446830562m_7663292067945021459yqt6160850489" id="yiv8446830562m_7663292067945021459yqt35812">______________________________ _________________<br clear="none">Personal_Submersibles mailing list<br clear="none"><a rel="nofollow" shape="rect" ymailto="mailto:Personal_Submersibles@psubs.org" target="_blank" href="mailto:Personal_Submersibles@psubs.org">Personal_Submersibles@psubs. org</a><br clear="none"><a rel="nofollow" shape="rect" target="_blank" href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles">http://www.psubs.org/mailman/ listinfo.cgi/personal_ submersibles</a><br clear="none"></div><br clear="none"><br clear="none"></div> </div> </div> </div></div></div></div><br clear="none">______________________________ _________________<br clear="none">
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