[PSUBS-MAILIST] OTS

Tue Oct 16 15:43:07 EDT 2018

Thanks again guys
Rick

On Tue, Oct 16, 2018 at 2:06 AM Jon Wallace via Personal_Submersibles <
personal_submersibles at psubs.org> wrote:

> 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.
>
> Jon
>
>
> ------------------------------
> *From:* Alan via Personal_Submersibles <personal_submersibles at psubs.org>
> *To:* Personal Submersibles General Discussion <
> personal_submersibles at psubs.org>
> *Sent:* Tuesday, October 16, 2018 2:14 AM
> *Subject:* Re: [PSUBS-MAILIST] OTS
>
> Rick,
> Glad you are not suffering from the early onset of dementia!
> I still have most of the emails if you can't find them in the archives.
> Some times the emails don't show in the archives for a while.
> If Emile was getting reception 3000ft away you may get even more
> with the OTS, but in the specs I've seen they always say that there is a
> broad range variation depending on wave & water conditions.
> DNV-GL require a range of twice your dive depth, but how that is
> quantified given the variations due to conditions, I don't know.
> Alan
>
>
> On 16/10/2018, at 4:14 PM, Rick Patton via Personal_Submersibles <
> personal_submersibles at psubs.org> wrote:
>
> Thanks Alan
> 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.
> 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.
> Rick
>
> On Mon, Oct 15, 2018 at 11:48 AM Alan via Personal_Submersibles <
> personal_submersibles at psubs.org> wrote:
>
> Rick,
> we had a good discussion on this subject back in mid July till round about
> August 2. You may be able to find it in the archives.
> Great getting older, we can all have a new discussion about something we
> thrashed out a month ago!
> Below is an email from Emile about a cheaper unit he recommends; however
> I could not find any information about how many Watts the unit was & to me
> that is a big factor affecting the range. I am guessing it is less than
> the OTS
> if they are not showing this important stat. Emile has had good range from
> it.
> Alan
>
> All,
>
> 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!
>
> The M105 is meant as a surface unit but can be used inside a sub.
> http://diving.oceanreefgroup.com/accessory/m105-digital-dc/
> The M100  is a more compact unit
> http://diving.oceanreefgroup.com/accessory/m100-g-divers-portable-surface-transceiver/
>
> I am a reseller for Europe. Can give at least 10% discount to Psubs
> members.  Contact at www.nordicsub.com
> For USA:  Operator at oceanreefgroup.com
>
> Best Regards, Emile van Essen
> The Netherlands
>
>
>
>
>
>
> On 16/10/2018, at 9:47 AM, Rick Patton via Personal_Submersibles <
> personal_submersibles at psubs.org> wrote:
>
> Thanks Jon
>
>
> On Mon, Oct 15, 2018 at 10:46 AM Jon Wallace via Personal_Submersibles <
> personal_submersibles at psubs.org> wrote:
>
> 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.
>
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