<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto"><div></div><div>Jon,</div><div>that's good information. It could be that the signal is bouncing off</div><div>the bottom & the surface & distorting in shallow depths with a large</div><div>distance. </div><div>As these units are marketed at scuba divers the distance rating is</div><div>probably based on these shallow depth conditions, whereas with our </div><div>deeper diving subs it is looking like our range is a lot more.</div><div>Alan</div><div><br>On 17/10/2018, at 1:05 AM, Jon Wallace 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="color:#000; background-color:#fff; font-family:times new roman, new york, times, serif;font-size:16px"><div id="yui_3_16_0_ym19_1_1539690025788_11679"><span></span></div><div id="yui_3_16_0_ym19_1_1539690025788_11038" dir="ltr">At Lake Tahoe we had consistent good communication with R300 with one exception, shallow water (50-70 feet) and a large horizontal distance (500 feet?) between us caused by strong winds pushing the topside boat away from the dive site. On previous days we had the same horizontal distance or more, but R300 was in deeper water so communication was still good. So the combination of depth and angle between units matters, but I will say that I was very impressed with the OTS equipment. It just works.</div><div id="yui_3_16_0_ym19_1_1539690025788_11038" dir="ltr"><br></div><div id="yui_3_16_0_ym19_1_1539690025788_11038" dir="ltr">Jon</div><div class="qtdSeparateBR" id="yui_3_16_0_ym19_1_1539690025788_11037"><br><br></div><div class="yahoo_quoted" id="yui_3_16_0_ym19_1_1539690025788_11036" style="display: block;"> <div style="font-family: times new roman, new york, times, serif; font-size: 16px;" id="yui_3_16_0_ym19_1_1539690025788_11035"> <div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 16px;" id="yui_3_16_0_ym19_1_1539690025788_11034"> <div dir="ltr" id="yui_3_16_0_ym19_1_1539690025788_11033"> <font size="2" face="Arial" id="yui_3_16_0_ym19_1_1539690025788_11306"> <hr size="1" id="yui_3_16_0_ym19_1_1539690025788_11307"> <b><span style="font-weight:bold;">From:</span></b> Alan via Personal_Submersibles <<a href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>><br> <b><span style="font-weight: bold;">To:</span></b> Personal Submersibles General Discussion <<a href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>> <br> <b><span style="font-weight: bold;">Sent:</span></b> Tuesday, October 16, 2018 2:14 AM<br> <b><span style="font-weight: bold;">Subject:</span></b> Re: [PSUBS-MAILIST] OTS<br> </font> </div> <div class="y_msg_container" id="yui_3_16_0_ym19_1_1539690025788_11277"><br><div id="yiv9323987749"><div id="yui_3_16_0_ym19_1_1539690025788_11276"><div></div><div id="yui_3_16_0_ym19_1_1539690025788_11275">Rick,</div><div id="yui_3_16_0_ym19_1_1539690025788_11305">Glad you are not suffering from the early onset of dementia!</div><div id="yui_3_16_0_ym19_1_1539690025788_12237">I still have most of the emails if you can't find them in the archives.</div><div>Some times the emails don't show in the archives for a while.</div><div id="yui_3_16_0_ym19_1_1539690025788_11278">If Emile was getting reception 3000ft away you may get even more</div><div id="yui_3_16_0_ym19_1_1539690025788_11304">with the OTS, but in the specs I've seen they always say that there is a </div><div id="yui_3_16_0_ym19_1_1539690025788_11303">broad range variation depending on wave & water conditions.</div><div id="yui_3_16_0_ym19_1_1539690025788_11302">DNV-GL require a range of twice your dive depth, but how that is </div><div id="yui_3_16_0_ym19_1_1539690025788_11301">quantified given the variations due to conditions, I don't know.</div><div id="yui_3_16_0_ym19_1_1539690025788_11300">Alan</div><div id="yui_3_16_0_ym19_1_1539690025788_11298"><br clear="none"></div><div class="yiv9323987749yqt3688206681" id="yiv9323987749yqt23168"><div id="yui_3_16_0_ym19_1_1539690025788_11299"><br clear="none">On 16/10/2018, at 4:14 PM, Rick Patton 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:<br clear="none"><br clear="none"></div><blockquote type="cite" id="yui_3_16_0_ym19_1_1539690025788_11281"><div id="yui_3_16_0_ym19_1_1539690025788_11280"><div id="yui_3_16_0_ym19_1_1539690025788_12239"><div id="yui_3_16_0_ym19_1_1539690025788_12238">Thanks Alan </div></div><div id="yui_3_16_0_ym19_1_1539690025788_11293">I’ll start browsing the archives. I was on my sailboat June threw the end of August where we rarely had cell reception or wi-fi so I didn’t keep up with the outside world. </div><div id="yui_3_16_0_ym19_1_1539690025788_12240">I bought my OTS stuff about 5 years ago ( wishful thinking that I would have the sub done by now ) but I sure would like to get at least a thousand feet out of it or so. </div><div id="yui_3_16_0_ym19_1_1539690025788_11279">Rick </div><div id="yui_3_16_0_ym19_1_1539690025788_11285"><br clear="none"><div class="yiv9323987749gmail_quote" id="yui_3_16_0_ym19_1_1539690025788_11284"><div dir="ltr" id="yui_3_16_0_ym19_1_1539690025788_11283">On Mon, Oct 15, 2018 at 11:48 AM Alan via Personal_Submersibles <<a rel="nofollow" shape="rect" ymailto="mailto:personal_submersibles@psubs.org" target="_blank" href="mailto:personal_submersibles@psubs.org" id="yui_3_16_0_ym19_1_1539690025788_11282">personal_submersibles@psubs.org</a>> wrote:<br clear="none"></div><blockquote class="yiv9323987749gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;" id="yui_3_16_0_ym19_1_1539690025788_11288"><div id="yui_3_16_0_ym19_1_1539690025788_11287"><div></div><div id="yui_3_16_0_ym19_1_1539690025788_11286">Rick,</div><div id="yui_3_16_0_ym19_1_1539690025788_11289">we had a good discussion on this subject back in mid July till round about</div><div id="yui_3_16_0_ym19_1_1539690025788_11694">August 2. You may be able to find it in the archives.</div><div id="yui_3_16_0_ym19_1_1539690025788_11693">Great getting older, we can all have a new discussion about something we</div><div id="yui_3_16_0_ym19_1_1539690025788_11692">thrashed out a month ago!</div><div id="yui_3_16_0_ym19_1_1539690025788_11691">Below is an email from Emile about a cheaper unit he recommends; however</div><div id="yui_3_16_0_ym19_1_1539690025788_11690">I could not find any information about how many Watts the unit was & to me</div><div id="yui_3_16_0_ym19_1_1539690025788_12241">that is a big factor affecting the range. I am guessing it is less than the OTS</div><div>if they are not showing this important stat. Emile has had good range from it.</div><div>Alan</div><div><blockquote type="cite"><blockquote type="cite"><div class="yiv9323987749m_-3331791897533882269WordSection1"><blockquote style="margin-top:5pt;margin-bottom:5pt;"><div class="yiv9323987749MsoNormal" style="margin:0cm 0cm 0.0001pt;"><font color="#000000"><span style="">All,<u></u><u></u></span></font></div><div class="yiv9323987749MsoNormal" style="margin:0cm 0cm 0.0001pt;"><font color="#000000"><span style=""> <u></u><u></u></span></font></div><div class="yiv9323987749MsoNormal" style="margin:0cm 0cm 0.0001pt;"><font color="#000000"><span style="">Ocean Reef UW communication might be a alternative for those who want a cheaper alternative for OTS. I am using 2 M105 DC units for 5 years now and happy with it. They are more intended for recreational use that OTS but the units give good quality sound even with the sub at 200 M (600 ft) deep and a Kilometer away on open sea!<u></u><u></u></span></font></div><div class="yiv9323987749MsoNormal" style="margin:0cm 0cm 0.0001pt;"><font color="#000000"><span style=""> <u></u><u></u></span></font></div><div class="yiv9323987749MsoNormal" style="margin:0cm 0cm 0.0001pt;"><font color="#000000"><span style="">The M105 is meant as a surface unit but can be used inside a sub. <a rel="nofollow" shape="rect" target="_blank" href="http://diving.oceanreefgroup.com/accessory/m105-digital-dc/">http://diving.oceanreefgroup.com/accessory/m105-digital-dc/</a><u></u><u></u></span></font></div><div class="yiv9323987749MsoNormal" style="margin:0cm 0cm 0.0001pt;"><font color="#000000"><span style="">The M100 is a more compact unit <a rel="nofollow" shape="rect" target="_blank" href="http://diving.oceanreefgroup.com/accessory/m100-g-divers-portable-surface-transceiver/">http://diving.oceanreefgroup.com/accessory/m100-g-divers-portable-surface-transceiver/</a><u></u><u></u></span></font></div><div class="yiv9323987749MsoNormal" style="margin:0cm 0cm 0.0001pt;"><font color="#000000"><span style=""> <u></u><u></u></span></font></div><div class="yiv9323987749MsoNormal" style="margin:0cm 0cm 0.0001pt;"><font color="#000000"><span style="">I am a reseller for Europe. Can give at least 10% discount to Psubs members. Contact at <a rel="nofollow" shape="rect" target="_blank" href="http://www.nordicsub.com/">www.nordicsub.com</a><u></u><u></u></span></font></div><div class="yiv9323987749MsoNormal" style="margin:0cm 0cm 0.0001pt;"><font color="#000000"><span style="">For USA: <a rel="nofollow" shape="rect" ymailto="mailto:Operator@oceanreefgroup.com" target="_blank" href="mailto:Operator@oceanreefgroup.com">Operator@oceanreefgroup.com</a><u></u><u></u></span></font></div><div class="yiv9323987749MsoNormal" style="margin:0cm 0cm 0.0001pt;"><font color="#000000"><span style=""> <u></u><u></u></span></font></div><div class="yiv9323987749MsoNormal" style="margin:0cm 0cm 0.0001pt;"><font color="#000000"><span style="">Best Regards, Emile van Essen <u></u><u></u></span></font></div><div class="yiv9323987749MsoNormal" style="margin:0cm 0cm 0.0001pt;"><font color="#000000"><span style="">The Netherlands<u></u><u></u></span></font></div><div class="yiv9323987749MsoNormal" style="margin:0cm 0cm 0.0001pt;"><font color="#000000"><span style=""> <u></u><u></u></span></font></div><div class="yiv9323987749MsoNormal" style="margin:0cm 0cm 0.0001pt;"><font color="#000000"><span style=""> <u></u><u></u></span></font></div><div class="yiv9323987749MsoNormal" style="margin:0cm 0cm 0.0001pt;"><font color="#000000"><span style=""> </span></font></div></blockquote></div></blockquote></blockquote></div></div><div><div><br clear="none"></div><div><br clear="none">On 16/10/2018, at 9:47 AM, Rick Patton 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:<br clear="none"><br clear="none"></div><blockquote type="cite"><div><div><div>Thanks Jon</div></div><div><br clear="none"></div><div><br clear="none"><div class="yiv9323987749gmail_quote"><div dir="ltr">On Mon, Oct 15, 2018 at 10:46 AM Jon Wallace 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:<br clear="none"></div><blockquote class="yiv9323987749gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;"><div><div style="color:#000;background-color:#fff;font-family:times new roman, new york, times, serif;font-size:16px;"><div><span></span></div><div class="yiv9323987749m_-3331791897533882269m_-423789673113425425qtdSeparateBR" dir="ltr" id="yiv9323987749m_-3331791897533882269m_-423789673113425425yui_3_16_0_ym19_1_1539636076914_12427">It was shallow Rick, about 40 feet max I think. However we were able to communicate with Cliff no problem in Lake Tahoe and I think at one point he was down to 300 feet. That was cold fresh water, not sure if warm salt water will make that big of a difference.</div><div class="yiv9323987749m_-3331791897533882269m_-423789673113425425yahoo_quoted" id="yiv9323987749m_-3331791897533882269m_-423789673113425425yui_3_16_0_ym19_1_1539636076914_12453" style="display:block;"><div id="yiv9323987749m_-3331791897533882269m_-423789673113425425yui_3_16_0_ym19_1_1539636076914_12452" style="font-family:times new roman, new york, times, serif;font-size:16px;"><div id="yiv9323987749m_-3331791897533882269m_-423789673113425425yui_3_16_0_ym19_1_1539636076914_12451" style="font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px;"><div class="yiv9323987749m_-3331791897533882269m_-423789673113425425y_msg_container" id="yiv9323987749m_-3331791897533882269m_-423789673113425425yui_3_16_0_ym19_1_1539636076914_12463"><br clear="none"></div> </div> </div> </div></div></div>_______________________________________________<br clear="none">
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