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Re: [PSUBS-MAILIST] Re:UQC communications
Dive Link makes one that will carry 1000ft, and Orcatron (a canadian
company) makes the Scuba Phone (single sideband)that carries 1.8 miles! I
didn't notice prices, but I imagine the Scubaphone is a lot more expensive.
Suds
>From: Al Secor <wreckdiver@usadatanet.net>
>Reply-To: personal_submersibles@psubs.org
>To: personal_submersibles@psubs.org
>Subject: Re: [PSUBS-MAILIST] Re:UQC communications
>Date: Fri, 19 Jul 2002 21:13:20 -0400
>
>A UQC is different from a hydrophone....a hydrophone is basically an
>underwater microphone designed to pick up audio sounds. A UQC is
>essentially and underwater 2-way radio which modulates the audio on an
>ultrasonic carrier. Most of the ones for scuba are modulated on a 32
>khz carrier and are single side band. I have one made by OTS for use
>with an AGA full face mask and it works quite well. I tried designing
>and building one of my own and while it worked, it was nowhere's near as
>good as the OTS one.
>
>Al
>
>Ian Roxborough wrote:
> >
> > If an UQC if the same/similar as/to a hydrophone, then there
> > are some hydrophone plans I've been collecting parts for that
> > might be of interest to some people:
> >
> > http://sonar-fs.lboro.ac.uk/uag/products/products_hydrophone.html
> >
> > I've almost got enough parts to finish one now, I'll probably
> > pick up the remaining parts soon. When I've finished it, I'll
> > let the list know how well it works (if I finish it)...
> >
> > Ian.
> >
> > On Thu, 18 Jul 2002 14:23:42 -0700 (PDT)
> > Ray Keefer <Ray.Keefer@Sun.COM> wrote:
> >
> > > Hi Dan,
> > >
> > > I got a copy from Captain Kitteridge with the intention of making a
>couple
> > > for the Regatta. Then afterwards for sale. All he provided was the
> > > schematic. No parts list or sources. The components refered to on the
> > > schematic are a little dated and I had a hard time finding any specs
>on
> > > them.
> > >
> > > There was no details of the key component, the transducer. Apperantly
>the
> > > Captain built his own out of a ceramic cylinder, machined parts and
> > > epoxy.
> > >
> > > The printed circuit board is a single-sided board that the Captain had
> > > made for him from a shop on the East Coast.
> > >
> > > The best way to get a copy is to contact the Captain directly.
> > >
> > > Regards,
> > > Ray
> > >
> > > > Date: Thu, 18 Jul 2002 16:29:32 -0700
> > > > Subject: [PSUBS-MAILIST] Re:UQC communications
> > > > From: "Daniel Lance" <lanceind@cconnect.net>
> > > > To: personal_submersibles@psubs.org
> > > > X-Priority: 3
> > > >
> > > > To Psub community,
> > > > I am interested in building some UQC communication equipment for my
>K-350. I
> > > > saw a thread in the archives about a schematic designed by Captain
> > > > Kitteridge might be available . Does anyone know where I can
>purchase a copy
> > > > ? I would be interested in any feedback someone could offer on
>this
> > > > subject, or any other designs that have been proven to work.
> > > > Thanks ,
> > > > Dan Lance
> > >
> >
> > --
> > The moon ate the sun on Monday and it was an awsome sight to see.
>
>--
>Al Secor ARS: WA3PWX Scuba Instructor SSI DCSI 5528
>http://www.geocities.com/SubDiverI
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