<html><head><meta http-equiv="content-type" content="text/html; charset=us-ascii"></head><body dir="auto"><div></div><div>Here is the $2- alternative. ( see photos)</div><div>You can run LEDs straight off a power source as long as it is</div><div>in the right range & below a certain voltage.</div><div>This led is rated 32-36V. It starts to light up dimly at 24V & is bright</div><div>enough at 30V. Also keeps a lot cooler running it at a lower voltage.</div><div>In the two pictures I have this an 80W led running in the kitchen sink off a </div><div>32V bench top power supply. You can see quite a bit of electrolysis</div><div>happening with it shorting through the water.</div><div>No heat sink is needed in water but they wouldn't last long running out of it.</div><div>If you coated the terminals & metal backing plate with resin it may stop </div><div>the electrolysis & corrosion. I have pressure tested these emitters as are to</div><div>1000 psi.</div><div>Alan </div><div><img src="cid:3D966376-24E8-49A2-A741-F6B0F5FC6764" alt="image1.JPG" id="3D966376-24E8-49A2-A741-F6B0F5FC6764"><br></div><div><img src="cid:13D73E9D-C7CD-4E10-9B2B-F6A121F326FF" alt="image2.JPG" id="13D73E9D-C7CD-4E10-9B2B-F6A121F326FF"><br></div><div> </div><div><br>On 17/06/2019, at 11:56 AM, 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 class="ydp577963bbyahoo-style-wrap" style="font-family: Helvetica Neue, Helvetica, Arial, sans-serif; font-size: 13px;"><div></div>
<div>Jon,</div><div>My circuit board just slid out of the housing and I slid it into a 2 inch ID tube. I can run of 12 or 24 or 36 and I run off 24 and 240 W</div><div>Hank</div><div><br></div>
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On Sunday, June 16, 2019, 5:19:53 PM MDT, Jon Wallace via Personal_Submersibles <<a href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>> wrote:
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<div>Hank,</div><div><br clear="none"></div><div>Another question for you, how many amps are you pulling with your LED light bar? How many volts are you driving it with?</div><div class="yiv1340232439yqt6769258137" id="yiv1340232439yqtfd41191"><div><br clear="none"></div><div>Jon</div></div></div></div></div><div class="yqt6769258137" id="yqtfd82617">_______________________________________________<br clear="none">Personal_Submersibles mailing list<br clear="none"><a shape="rect" ymailto="mailto:Personal_Submersibles@psubs.org" href="mailto:Personal_Submersibles@psubs.org">Personal_Submersibles@psubs.org</a><br clear="none"><a shape="rect" href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles" target="_blank">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><br clear="none"></div></div>
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