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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'>Alan,<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'>Usually if the driver is a true current source the extra wire doesn’t make much difference (within reason).<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'>Also most drivers filter the switching waveform so the current to the LED is mostly a dc tern with a very low AC component.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'>Take a look at the design we have on the forum tomorrow late to see what the present design is.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'>Ken<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'>From:</span></b><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'> Personal_Submersibles [mailto:personal_submersibles-bounces@psubs.org] <b>On Behalf Of </b>Alan via Personal_Submersibles<br><b>Sent:</b> Monday, August 31, 2015 8:49 PM<br><b>To:</b> Personal Submersibles General Discussion <personal_submersibles@psubs.org><br><b>Subject:</b> Re: [PSUBS-MAILIST] Light lense<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal>Hank, that's a good question for Ken.<o:p></o:p></p></div><div><p class=MsoNormal>As I understand it, the LED drivers have a switching frequency so are turning on & off<o:p></o:p></p></div><div><p class=MsoNormal>the power to the LED. When electricity runs through wire it creates a magnetic field &<o:p></o:p></p></div><div><p class=MsoNormal>when the power is switched off, the magnetic field collapses & causes a surge of electricity.<o:p></o:p></p></div><div><p class=MsoNormal>Like a coil in a car creating a spark across a spark plug. The LED doesn't like this. <o:p></o:p></p></div><div><p class=MsoNormal>The longer the run of wire, the more inductance is created. The capacitor is a buffer for this<o:p></o:p></p></div><div><p class=MsoNormal>& there are big ones on high power LED drivers. They are there to combat the inductance from <o:p></o:p></p></div><div><p class=MsoNormal>the battery to the driver, but by lengthening the wiring from driver to LED you create the <o:p></o:p></p></div><div><p class=MsoNormal>problem out the other side. Perhaps a capacitor could be placed in the light fitting, & the<o:p></o:p></p></div><div><p class=MsoNormal>driver in the pressure hull. This would reduce the footprint inside the fitting & stop the rest of the electronics from being exposed to any heat build up. you would still have the problem<o:p></o:p></p></div><div><p class=MsoNormal>of pressure on the capacitor if you compensated though. Have seen pressure resistant<o:p></o:p></p></div><div><p class=MsoNormal>capacitors, but don't know enough about them.<o:p></o:p></p></div><div><p class=MsoNormal>I will go & see a friend who is an expert on this.<o:p></o:p></p></div><div><p class=MsoNormal>Alan<o:p></o:p></p></div><div><p class=MsoNormal><br>Sent from my iPad<o:p></o:p></p></div><div><p class=MsoNormal style='margin-bottom:12.0pt'><br>On 1/09/2015, at 11:20 am, hank pronk via Personal_Submersibles <<a href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>> wrote:<o:p></o:p></p></div><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><div><div><div id="yui_3_16_0_1_1441063212688_3129"><p class=MsoNormal style='background:white'><span style='font-size:9.0pt;font-family:"Helvetica",sans-serif;color:black'>Alan,v<o:p></o:p></span></p></div><div id="yui_3_16_0_1_1441063212688_3129"><p class=MsoNormal style='background:white'><span style='font-size:9.0pt;font-family:"Helvetica",sans-serif;color:black'>Why can't the driver stay inside the submarine, why put it in the housing?<o:p></o:p></span></p></div><div id="yui_3_16_0_1_1441063212688_3129"><p class=MsoNormal style='background:white'><span style='font-size:9.0pt;font-family:"Helvetica",sans-serif;color:black'>Hank<o:p></o:p></span></p></div><p class=MsoNormal style='background:white'><span style='font-size:9.0pt;font-family:"Helvetica",sans-serif;color:black'><o:p> </o:p></span></p><div><p class=MsoNormal style='margin-bottom:12.0pt;background:white'><span style='font-size:9.0pt;font-family:"Helvetica",sans-serif;color:black'><o:p> </o:p></span></p></div><div><div><div><div><p class=MsoNormal style='background:white'><span style='font-size:10.0pt;font-family:"Arial",sans-serif;color:black'>On Monday, August 31, 2015 4:55 PM, Alan James via Personal_Submersibles <<a href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>> wrote:</span><span style='font-family:"Helvetica",sans-serif;color:black'><o:p></o:p></span></p></div><p class=MsoNormal style='margin-bottom:12.0pt;background:white'><span style='font-family:"Helvetica",sans-serif;color:black'><o:p> </o:p></span></p><div><div id=yiv2238406898><div><div><div id="yiv2238406898yui_3_16_0_1_1441057154792_14459"><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>Hank,<o:p></o:p></span></p></div><div id="yiv2238406898yui_3_16_0_1_1441057154792_14459"><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>you have got me thinking. I don't want to pressure compensate because of the capacitors<o:p></o:p></span></p></div><div id="yiv2238406898yui_3_16_0_1_1441057154792_14459"><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>in the driver. I was also concerned that any fluid might yellow with the heat.<o:p></o:p></span></p></div><div id="yiv2238406898yui_3_16_0_1_1441057154792_14459"><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>According to this article, the main problem with LED lights is disipating the heat that comes<o:p></o:p></span></p></div><div id="yiv2238406898yui_3_16_0_1_1441057154792_14459"><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>out the back of the emmitter.<o:p></o:p></span></p></div><div id="yiv2238406898yui_3_16_0_1_1441057154792_14459"><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'><a href="http://www.deepsea.com/wp-content/uploads/article-Application-of-High-Power-LEDs-UI08.pdf" target="_blank">http://www.deepsea.com/wp-content/uploads/article-Application-of-High-Power-LEDs-UI08.pdf</a><br><br><o:p></o:p></span></p></div><div id="yiv2238406898yui_3_16_0_1_1441057154792_14459"><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>I could seal off the driver compartment at the back of the emmitter & fill that with oil. However<o:p></o:p></span></p></div><div id="yiv2238406898yui_3_16_0_1_1441057154792_14459"><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>I will be machining this out of alluminium rod & can keep the enclosure round the driver pretty small<o:p></o:p></span></p></div><div id="yiv2238406898yui_3_16_0_1_1441057154792_14459"><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>so there isn't much of an air gap to the housing.<o:p></o:p></span></p></div><div id="yiv2238406898yui_3_16_0_1_1441057154792_14459"><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>Could easily experiment with & without oil to see if it makes much difference.<o:p></o:p></span></p></div><div id="yiv2238406898yui_3_16_0_1_1441057154792_14459"><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>Alan<o:p></o:p></span></p></div><div id="yiv2238406898yui_3_16_0_1_1441057154792_14459"><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'><o:p> </o:p></span></p></div><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'><o:p> </o:p></span></p><div id="yiv2238406898yui_3_16_0_1_1441057154792_14407"><div id="yiv2238406898yui_3_16_0_1_1441057154792_14406"><div id=yiv2238406898yqt70729><div id="yiv2238406898yui_3_16_0_1_1441057154792_14405"><div class=MsoNormal align=center style='text-align:center;background:white'><span style='font-family:"Helvetica",sans-serif;color:black'><hr size=1 width="100%" align=center></span></div><p class=MsoNormal style='background:white'><b id="yiv2238406898yui_3_16_0_1_1441057154792_18510"><span style='font-size:10.0pt;font-family:"Arial",sans-serif;color:black'>From:</span></b><span style='font-size:10.0pt;font-family:"Arial",sans-serif;color:black'> hank pronk via Personal_Submersibles <<a href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>><br><b id="yiv2238406898yui_3_16_0_1_1441057154792_18508">To:</b> Personal Submersibles General Discussion <<a href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>> <br><b>Sent:</b> Tuesday, September 1, 2015 10:09 AM<br><b>Subject:</b> Re: [PSUBS-MAILIST] Light lense</span><span style='font-family:"Helvetica",sans-serif;color:black'><o:p></o:p></span></p></div><div id="yiv2238406898yui_3_16_0_1_1441057154792_14408"><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'><o:p> </o:p></span></p><div id=yiv2238406898><div id="yiv2238406898yui_3_16_0_1_1441057154792_14424"><div id="yiv2238406898yui_3_16_0_1_1441057154792_14423"><div id="yiv2238406898yui_3_16_0_1_1441058852894_3152"><p class=MsoNormal style='background:white'><span style='font-size:9.0pt;font-family:"Helvetica",sans-serif;color:black'>Alan,<o:p></o:p></span></p></div><div id="yiv2238406898yui_3_16_0_1_1441058852894_3152"><p class=MsoNormal style='background:white'><span style='font-size:9.0pt;font-family:"Helvetica",sans-serif;color:black'>I assume your going with a pressure housing? why not fill the pressure housing 95% full of oil to tsf the heat to the water?<o:p></o:p></span></p></div><div id="yiv2238406898yui_3_16_0_1_1441058852894_3152"><p class=MsoNormal style='background:white'><span style='font-size:9.0pt;font-family:"Helvetica",sans-serif;color:black'>Hank<o:p></o:p></span></p></div><p class=MsoNormal style='background:white'><span style='font-size:9.0pt;font-family:"Helvetica",sans-serif;color:black'><o:p> </o:p></span></p><div id="yiv2238406898yui_3_16_0_1_1441057154792_14446"><p class=MsoNormal style='margin-bottom:12.0pt;background:white'><span style='font-size:9.0pt;font-family:"Helvetica",sans-serif;color:black'><o:p> </o:p></span></p></div><div id="yiv2238406898yui_3_16_0_1_1441057154792_14429"><div id="yiv2238406898yui_3_16_0_1_1441057154792_14428"><div id="yiv2238406898yui_3_16_0_1_1441057154792_14427"><div><p class=MsoNormal style='margin-bottom:12.0pt;background:white'><span style='font-family:"Helvetica",sans-serif;color:black'><o:p> </o:p></span></p></div><div id=yiv2238406898yqt01305><div id="yiv2238406898yui_3_16_0_1_1441057154792_14426"><p class=MsoNormal style='background:white'><span style='font-size:10.0pt;font-family:"Arial",sans-serif;color:black'>On Monday, August 31, 2015 4:00 PM, Alan via Personal_Submersibles <<a href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>> wrote:</span><span style='font-family:"Helvetica",sans-serif;color:black'><o:p></o:p></span></p></div><p class=MsoNormal style='margin-bottom:12.0pt;background:white'><span style='font-family:"Helvetica",sans-serif;color:black'><o:p> </o:p></span></p><div id="yiv2238406898yui_3_16_0_1_1441057154792_14432"><div id=yiv2238406898><div id="yiv2238406898yui_3_16_0_1_1441057154792_14431"><div id="yiv2238406898yui_3_16_0_1_1441057154792_14448"><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>Sorry part 2 ( ipad & big fingers)<o:p></o:p></span></p></div><div id="yiv2238406898yui_3_16_0_1_1441057154792_14430"><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>The LED cost $11- & the driver $6-. Free delivery.<o:p></o:p></span></p></div><div id="yiv2238406898yui_3_16_0_1_1441057154792_14433"><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>I have ordered a number of reflectors for a couple of dollars each.<o:p></o:p></span></p></div><div id="yiv2238406898yui_3_16_0_1_1441057154792_14434"><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>The driver is quite small. With the automated assembly processes<o:p></o:p></span></p></div><div id="yiv2238406898yui_3_16_0_1_1441057154792_14435"><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>& micro sized components, you can't get anywhere near this size<o:p></o:p></span></p></div><div id="yiv2238406898yui_3_16_0_1_1441057154792_14436"><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>soldering on the components yourself.<o:p></o:p></span></p></div><div id="yiv2238406898yui_3_16_0_1_1441057154792_14478"><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>Because of the heat factor I am limiting myself to the 6000lm LED.<o:p></o:p></span></p></div><div id="yiv2238406898yui_3_16_0_1_1441057154792_14437"><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>Will be looking at the beam angle I get from these reflectors & available glass <o:p></o:p></span></p></div><div id="yiv2238406898yui_3_16_0_1_1441057154792_14438"><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>lenses, before making up a housing. Looking for a borosilicate lense<o:p></o:p></span></p></div><div id="yiv2238406898yui_3_16_0_1_1441057154792_14444"><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>because of the heat transfer & low expansion.<o:p></o:p></span></p></div><div id="yiv2238406898yui_3_16_0_1_1441057154792_14439"><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>I have taken a different route from Ken, but this process he started has<o:p></o:p></span></p></div><div id="yiv2238406898yui_3_16_0_1_1441057154792_14449"><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>been very helpful & motivating, as has been the discussion & information<o:p></o:p></span></p></div><div id="yiv2238406898yui_3_16_0_1_1441057154792_14440"><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>that has come out. <o:p></o:p></span></p></div><div id="yiv2238406898yui_3_16_0_1_1441057154792_14443"><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>Alan<o:p></o:p></span></p></div><div id="yiv2238406898yui_3_16_0_1_1441057154792_14441"><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'><br><br>Sent from my iPad<o:p></o:p></span></p></div><div id=yiv2238406898yqt41182><div id="yiv2238406898yui_3_16_0_1_1441057154792_14442"><p class=MsoNormal style='margin-bottom:12.0pt;background:white'><span style='font-family:"Helvetica",sans-serif;color:black'><br>On 1/09/2015, at 9:42 am, Alan <<a href="mailto:alanlindsayjames@yahoo.com" target="_blank" id="yiv2238406898yui_3_16_0_1_1441057154792_17450">alanlindsayjames@yahoo.com</a>> wrote:<o:p></o:p></span></p></div></div></div><div id=yiv2238406898yqt87757><div id="yiv2238406898yui_3_16_0_1_1441057154792_14451"><div id="yiv2238406898yui_3_16_0_1_1441057154792_14450"><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>I bought a 24-36V 6000 lm & 4000 lm LED array along with drivers, <o:p></o:p></span></p></div><div id="yiv2238406898yui_3_16_0_1_1441057154792_14452"><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>& have another lot in the post.<o:p></o:p></span></p></div><div id="yiv2238406898yui_3_16_0_1_1441057154792_14453"><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>The driv<br><br>Sent from my iPad<o:p></o:p></span></p></div><div id="yiv2238406898yui_3_16_0_1_1441057154792_14454"><p class=MsoNormal style='margin-bottom:12.0pt;background:white'><span style='font-family:"Helvetica",sans-serif;color:black'><br>On 1/09/2015, at 4:09 am, Cliff Redus via Personal_Submersibles <<a href="mailto:personal_submersibles@psubs.org" target="_blank">personal_submersibles@psubs.org</a>> wrote:<o:p></o:p></span></p></div><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><div><div><div><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>Ken is in Ireland on a holiday but before he left, he had finished the design of the LED Driver power stage. Still working on the housing but have been sidetracked the last month on getting my boat ready to dive after major upgraded over the last 18 months. Hope to get back on the Light housing shortly. I did dive the new 5K LED light this weekend and it worked great.<o:p></o:p></span></p></div><div><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'><o:p> </o:p></span></p></div><div><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>Cliff<o:p></o:p></span></p></div></div><div><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'><o:p> </o:p></span></p><div><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>On Mon, Aug 31, 2015 at 8:09 AM, Jon Wallace via Personal_Submersibles <<a href="mailto:personal_submersibles@psubs.org" target="_blank">personal_submersibles@psubs.org</a>> wrote:<o:p></o:p></span></p><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0in 0in 0in 6.0pt;margin-left:4.8pt;margin-right:0in'><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'><br>What has happened with the light build?<br>_______________________________________________<br>Personal_Submersibles mailing list<br><a href="mailto:Personal_Submersibles@psubs.org" target="_blank">Personal_Submersibles@psubs.org</a><br><a href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles" target="_blank">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><o:p></o:p></span></p></blockquote></div><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'><o:p> </o:p></span></p></div></div></blockquote><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><div><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>_______________________________________________<br>Personal_Submersibles mailing list<br><a href="mailto:Personal_Submersibles@psubs.org" target="_blank">Personal_Submersibles@psubs.org</a><br><a href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles" target="_blank">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><o:p></o:p></span></p></div></blockquote></div></div></div><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'><o:p> </o:p></span></p><div id=yiv2238406898yqt00029><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>_______________________________________________<br>Personal_Submersibles mailing list<br><a href="mailto:Personal_Submersibles@psubs.org" target="_blank">Personal_Submersibles@psubs.org</a><br><a href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles" target="_blank">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><o:p></o:p></span></p></div><p class=MsoNormal style='margin-bottom:12.0pt;background:white'><span style='font-family:"Helvetica",sans-serif;color:black'><o:p> </o:p></span></p></div></div></div></div></div></div></div></div><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'><o:p> </o:p></span></p><div id=yiv2238406898yqt76460><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>_______________________________________________<br>Personal_Submersibles mailing list<br><a href="mailto:Personal_Submersibles@psubs.org" target="_blank">Personal_Submersibles@psubs.org</a><br><a href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles" target="_blank">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><o:p></o:p></span></p></div><p class=MsoNormal style='margin-bottom:12.0pt;background:white'><span style='font-family:"Helvetica",sans-serif;color:black'><o:p> </o:p></span></p></div></div></div></div></div></div></div><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'><o:p> </o:p></span></p><div id=yqt99533><p class=MsoNormal style='background:white'><span style='font-family:"Helvetica",sans-serif;color:black'>_______________________________________________<br>Personal_Submersibles mailing list<br><a href="mailto:Personal_Submersibles@psubs.org">Personal_Submersibles@psubs.org</a><br><a href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles" target="_blank">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><o:p></o:p></span></p></div><p class=MsoNormal style='margin-bottom:12.0pt;background:white'><span style='font-family:"Helvetica",sans-serif;color:black'><o:p> </o:p></span></p></div></div></div></div></div></div></blockquote><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><div><p class=MsoNormal>_______________________________________________<br>Personal_Submersibles mailing list<br><a href="mailto:Personal_Submersibles@psubs.org">Personal_Submersibles@psubs.org</a><br><a href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><o:p></o:p></p></div></blockquote></div></body></html>