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<div><a href="https://www.youtube.com/watch?v=HxmZ5YVX3bI&fbclid=IwAR2c-yLXtVHZ_VT8MGNh2Z4tIMUZQBg4pdhSx3xpaUhxPOpa63JDZQtchN4" rel="nofollow" target="_blank" class="enhancr_card_0807760090">Waterproof Housing for Electronic Compass</a><br></div><div><br></div><div id="ydpb4bc9352enhancr_card_0807760090" class="ydpb4bc9352yahoo-link-enhancr-card ydpb4bc9352ymail-preserve-class ydpb4bc9352ymail-preserve-style" style="max-width:400px;font-family:Helvetica Neue, Segoe UI, Helvetica, Arial, sans-serif" data-url="https://www.youtube.com/watch?v=HxmZ5YVX3bI&fbclid=IwAR2c-yLXtVHZ_VT8MGNh2Z4tIMUZQBg4pdhSx3xpaUhxPOpa63JDZQtchN4" data-embed-url="https://www.youtube.com/embed/HxmZ5YVX3bI" data-type="YENHANCER" data-size="MEDIUM" contenteditable="false"><a href="https://www.youtube.com/watch?v=HxmZ5YVX3bI&fbclid=IwAR2c-yLXtVHZ_VT8MGNh2Z4tIMUZQBg4pdhSx3xpaUhxPOpa63JDZQtchN4" style="text-decoration:none !important;color:#000 !important" class="ydpb4bc9352yahoo-enhancr-cardlink" rel="nofollow" target="_blank"><table border="0" class="ydpb4bc9352card-wrapper ydpb4bc9352yahoo-ignore-table" cellpadding="0" cellspacing="0" style="max-width:400px"><tbody><tr><td width="400"><table border="0" class="ydpb4bc9352card ydpb4bc9352yahoo-ignore-table" cellpadding="0" cellspacing="0" width="100%" style="max-width:400px;border-width:1px;border-style:solid;border-color:rgb(224, 228, 233);border-radius:2px"><tbody><tr><td class="ydpb4bc9352card-primary-image-cell" background="https://s.yimg.com/lo/api/res/1.2/so7Bz0t79Zez7o3BU6yEkQ--~A/Zmk9ZmlsbDt3PTQwMDtoPTIwMDthcHBpZD1pZXh0cmFjdA--/https://i.ytimg.com/vi/HxmZ5YVX3bI/maxresdefault.jpg.cf.jpg" bgcolor="#000000" valign="top" height="175" style="background-color: rgb(0, 0, 0); background-size: cover; position: relative; border-radius: 2px 2px 0px 0px; min-height: 175px;"><!--[if gte mso 9]><v:rect fill="true" stroke="false" style="width:396px;height:175px;position:absolute;top:0;left:0;"><v:fill type="frame" color="#000000" src="https://s.yimg.com/lo/api/res/1.2/so7Bz0t79Zez7o3BU6yEkQ--~A/Zmk9ZmlsbDt3PTQwMDtoPTIwMDthcHBpZD1pZXh0cmFjdA--/https://i.ytimg.com/vi/HxmZ5YVX3bI/maxresdefault.jpg.cf.jpg"/></v:rect><![endif]--><table border="0" class="ydpb4bc9352card-overlay-container-table ydpb4bc9352yahoo-ignore-table" cellpadding="0" cellspacing="0" style="width:100%"><tbody><tr><td class="ydpb4bc9352card-overlay-cell" background="https://s.yimg.com/cv/ae/nq/storm/assets/enhancrV21/1/enhancr_gradient-400x175.png" bgcolor="transparent" valign="top" style="background-color: transparent; border-radius: 2px 2px 0px 0px; min-height: 175px;"><!--[if gte mso 9]><v:rect fill="true" stroke="false" style="width:396px;height:175px;position:absolute;top:-18px;left:0;"><v:fill type="pattern" color="#000000" src="https://s.yimg.com/cv/ae/nq/storm/assets/enhancrV21/1/enhancr_gradient-400x175.png"/><v:textbox inset="0,0,20px,0"><![endif]--><table border="0" class="ydpb4bc9352yahoo-ignore-table" height="175" style="width: 100%; min-height: 175px;"><tbody><tr><td class="ydpb4bc9352card-richInfo2" style="text-align:left;padding:15px 0 0 15px;vertical-align:top"></td><td class="ydpb4bc9352card-actions" style="text-align:right;padding:15px 15px 0 0;vertical-align:top"><div class="ydpb4bc9352card-share-container"></div></td></tr></tbody></table><!--[if gte mso 9]></v:textbox></v:rect><![endif]--></td></tr></tbody></table></td></tr><tr><td><table border="0" align="center" class="ydpb4bc9352card-info ydpb4bc9352yahoo-ignore-table" cellpadding="0" cellspacing="0" style="background:#fff;position:relative;z-index:2;width:100%;max-width:400px;border-radius:0 0 2px 2px;border-top:1px solid rgb(224, 228, 233)"><tbody><tr><td style="background-color:#ffffff;padding:16px 0 16px 12px;vertical-align:top;border-radius:0 0 0 2px"><img class="ydpb4bc9352card-object-1 ydpb4bc9352yahoo-ignore-inline-image ydpb4bc9352ymail-preserve-class" src="https://s.yimg.com/nq/storm/assets/enhancrV2/23/logos/youtube.png" height="36" style="min-width:36px;margin-top:3px"></td><td style="vertical-align:middle;padding:12px 24px 16px 12px;width:99%;font-family:Helvetica Neue, Segoe UI, Helvetica, Arial, sans-serif;border-radius:0 0 2px 0"><h2 class="ydpb4bc9352card-title" style="font-size: 14px; line-height: 19px; margin: 0px 0px 6px; font-family: Helvetica Neue, Segoe UI, Helvetica, Arial, sans-serif; color: rgb(38, 40, 42);">Waterproof Housing for Electronic Compass</h2><p class="ydpb4bc9352card-description" style="font-size: 12px; line-height: 16px; margin: 0px; color: rgb(151, 155, 167);"></p></td></tr></tbody></table></td></tr></tbody></table></td></tr></tbody></table></a></div><div><br></div><div><br></div><div><br></div>
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On Thursday, June 13, 2019, 06:33:23 PM EDT, via Personal_Submersibles <personal_submersibles@psubs.org> wrote:
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<div><div id="ydp9a8dd3d9yiv3981649461"><div><div>Jon can you resend the link to the compass video. Somehow it did not come through. </div><div id="ydp9a8dd3d9yiv3981649461AppleMailSignature"><br clear="none"></div><div id="ydp9a8dd3d9yiv3981649461AppleMailSignature">Cliff<br clear="none"><br clear="none">Sent from my iPad</div><div class="ydp9a8dd3d9yiv3981649461yqt0492743535" id="ydp9a8dd3d9yiv3981649461yqt62230"><div><br clear="none">On Jun 13, 2019, at 1:47 PM, Alan via Personal_Submersibles <<a shape="rect" href="mailto:personal_submersibles@psubs.org" rel="nofollow" target="_blank">personal_submersibles@psubs.org</a>> wrote:<br clear="none"><br clear="none"></div><blockquote type="cite"><div></div></blockquote></div></div><div><div class="ydp9a8dd3d9yiv3981649461yqt0492743535" id="ydp9a8dd3d9yiv3981649461yqt15594"><div></div><div>Hank,</div><div>that's good to hear you have had success.</div><div>If you strip a section of the wire in the epoxy and use pins as you do</div><div>you have a better chance. This is what we have done in the past.</div><div>In Doug's SV Seeker video on pressure testing penetrators, he has a big</div><div>failure rate & he is using pins in the potted section.</div><div>I am now coating my epoxy, part of my fitting & an inch up my wires</div><div>with my PVC glue as a flexible adhesive barrier, then molding polyeurathane</div><div>over that.</div><div>Alan</div><div><br clear="none"></div><div><br clear="none"></div><div><br clear="none"></div><div> </div><div><br clear="none">On 14/06/2019, at 1:27 AM, hank pronk via Personal_Submersibles <<a shape="rect" href="mailto:personal_submersibles@psubs.org" rel="nofollow" target="_blank">personal_submersibles@psubs.org</a>> wrote:<br clear="none"><br clear="none"></div><blockquote type="cite"><div><div class="ydp9a8dd3d9yiv3981649461ydpf9e6378fyahoo-style-wrap" style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:13px;"><div></div>
<div>Alan,</div><div>I have had good luck with epoxy for potting penetrators in metal fittings. I have pressure tested well past 1,000 psi with good success. Gamma and E3000 both have 20 pin penetrators using casting resin and were pressure tested above 1,000 psi. </div><div>Having said that, I potted my new compass sensor with epoxy and the sensor has failed possibly. I have not investigated completely yet. </div><div>I would have concerns now about potting electronics in epoxy. this is my first time potting electronics, I would recommend buying electronic specific potting material and keep using casting resin or epoxy for power penetrators.</div><div>Hank</div><div><br clear="none"></div>
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On Thursday, June 13, 2019, 6:20:21 AM MDT, Alan via Personal_Submersibles <<a shape="rect" href="mailto:personal_submersibles@psubs.org" rel="nofollow" target="_blank">personal_submersibles@psubs.org</a>> wrote:
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<div><div dir="ltr">Jon,<br clear="none"></div><div dir="ltr">that was one of the most comprehensive "How to" videos I've seen.<br clear="none"></div><div dir="ltr">Have one of those compasses so will emulate that.<br clear="none"></div><div dir="ltr">I have reservations about epoxy sealing the wires though.<br clear="none"></div><div dir="ltr">I did a lot of experiments with glues & PVC wire jackets & found a lot of<br clear="none"></div><div dir="ltr">the glues disappointing. I found one product specifically for PVC boats<br clear="none"></div><div dir="ltr">that stood out.<br clear="none"></div><div dir="ltr">I have mentioned before that I potted a couple of wires for 1" in to a WD40<br clear="none"></div><div dir="ltr">filled housing & the WD40 just ran out between the epoxy & wire jacket<br clear="none"></div><div dir="ltr">without pressure. <br clear="none"></div><div dir="ltr">Under pressure I would guess that the PVC jacket would be more compressible<br clear="none"></div><div dir="ltr">than the epoxy resin around it & would tear away from it, letting water in.<br clear="none"></div><div dir="ltr">Suggest epoxying the whole board both sides & the wires where they are <br clear="none"></div><div dir="ltr">soldered on, in case of water egress.<br clear="none"></div><div dir="ltr">I have strong reservations about the epoxy sticking to the PVC pipe also.<br clear="none"></div><div dir="ltr">I would be interested in others opinions on this as potting wires is <br clear="none"></div><div dir="ltr">something we are doing a lot of.<br clear="none"></div><div dir="ltr">Alan<br clear="none"></div><div dir="ltr"><br clear="none"></div><div dir="ltr">_______________________________________________<br clear="none"></div><div dir="ltr">Personal_Submersibles mailing list<br clear="none"></div><div dir="ltr"><a shape="rect" href="mailto:Personal_Submersibles@psubs.org" rel="nofollow" target="_blank">Personal_Submersibles@psubs.org</a><br clear="none"></div><div dir="ltr"><a shape="rect" href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles" rel="nofollow" target="_blank">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><br clear="none"></div></div>
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</div></div></blockquote><blockquote type="cite"><div><span>_______________________________________________</span><br clear="none"><span>Personal_Submersibles mailing list</span><br clear="none"><span><a shape="rect" href="mailto:Personal_Submersibles@psubs.org" rel="nofollow" target="_blank">Personal_Submersibles@psubs.org</a></span><br clear="none"><span><a shape="rect" href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles" rel="nofollow" target="_blank">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a></span><br clear="none"></div></blockquote></div><blockquote type="cite"><div><span>_______________________________________________</span><br clear="none"><span>Personal_Submersibles mailing list</span><br clear="none"><span><a shape="rect" href="mailto:Personal_Submersibles@psubs.org" rel="nofollow" target="_blank">Personal_Submersibles@psubs.org</a></span><br clear="none"><span><a shape="rect" href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles" rel="nofollow" target="_blank">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a></span><br clear="none"></div></blockquote></div></div><div class="ydp9a8dd3d9yqt0492743535" id="ydp9a8dd3d9yqt38115">_______________________________________________<br clear="none">Personal_Submersibles mailing list<br clear="none"><a shape="rect" href="mailto:Personal_Submersibles@psubs.org" rel="nofollow" target="_blank">Personal_Submersibles@psubs.org</a><br clear="none"><a shape="rect" href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles" rel="nofollow" target="_blank">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><br clear="none"></div></div>
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