[PSUBS-MAILIST] Euronaut's new lights

Wed Mar 2 08:53:15 EST 2016

It really doesn't matter, other than that this area will define how much force is holding down the hatch in the absence of a pressure differential. At atmospheric pressure, 14.7 pounds per square inch of area in that space.

Sean

On March 2, 2016 6:07:17 AM MST, hank pronk via Personal_Submersibles <personal_submersibles at psubs.org> wrote:
>Sean,How far apart will the o-rings be to give you adequate area to
>pull a vacuum against.  Hank 
>
>On Wednesday, March 2, 2016 6:04 AM, Sean T. Stevenson via
>Personal_Submersibles <personal_submersibles at psubs.org> wrote:
> 
>
>The all-round white light is just a convenient (in some cases) way of
>combining the 225° white masthead light (indicating a power driven
>vessel), with the 135° white stern light into a single lamp. I am not
>aware of specific prescriptions in the international colregs for
>submarines. I thought amber strobes denoted ACV (hovercraft)?Sean
>
>
>On March 2, 2016 5:12:52 AM MST, John Kammerer via
>Personal_Submersibles <personal_submersibles at psubs.org> wrote:
>Antoine The lights show side lights (red and green), masthead light
>(lower white) special sub strobe (amber) and range light higher (white
>light) for vessels over 150' which is not always used on subs.  Your
>boat is only required to display Port (Red) and Starboard (Green) side
>lights (For small boat under 40' combo light OK) and one all around
>(360 Deg.) white light. If underway after sunset or in reduced
>visibility. John K.(203) 414-1000   On Wed, Mar 02, 2016 at 05:05 AM,
>Antoine Delafargue via Personal_Submersibles wrote:  
>ok thank youthe 3 lights that the military subs use and that are!
>visibleon the last link had me confused. 
>in my case I am just less than 7m and less than 7kt so all round white
>light would be enough
>regardsAntoine
>
>
>
>On Tue, Mar 1, 2016 at 5:05 PM, MerlinSub at t-online.de via
>Personal_Submersibles <personal_submersibles at psubs.org> wrote:
>
>Here they are: 
> http://www.c-dynamics.co/images/products/Lighting/C-Dynamics_Hella-Marine-Lighting_IMO-COLREG-72-Lights-Visibility-Powerboats.jpg http://content.westmarine.com/wm-img/westadvisor/articles/Navigation-lights-1.jpg http://www.sa.gov.au/__data/assets/image/0009/117567/Power-Vessels.png http://img.bhs4.com/E7/E/E7E547B242CDC4C0A69BEFECF2FD2A5973D91A91_large.jpg http://rlv.zcache.com/navigation_lights_international_rules_poster-rbe7a13f840aa4bb8b56f61d6d50afeab_i1021_8byvr_1024.jpg vbr
>Carsten   -----Original-Nachricht-----Betreff: Re: [PSUBS-MAILIST]
>Euronaut's new lightsDatum: 2016-03-01T01:16:27+0100Von: "John Kammerer
>via Personal_Submersibles" <personal_submersibles at psubs.org>An: "PSUBS,
>Inc." <personal_submersibles at psubs.org>   Antoine Colregs allow for a
>vessel under 40' to display a combo red and green  and an all around
>(360 deg) white to replace the masthead and stern lights. John
>L.(203)414-1000  On Mon, Feb 29, 2016 at 05:53 PM, Antoine Delafargue
>via Personal_Submersibles wrote:  
>Hi Carsten thanks for bringing this subject up. 
>where did you find these rules for ligthing subs?  international or
>european or german ones?  -i tried in colreg rules online but  could
>not find text for subs travelling on surface-I found a reference to sub
>on some of the more comprehensive summary drawings showing all sorts of
>vessels (http://www.sentinelpressllc.com/colregsnavigationlights.html).
>Subs to come in with left green side lights, as well as 3 mast lights
>white 225° /amber 360° /white 225°-then the colreg rules for vertical
>separation of lights seem to say lower mast light 2m above deck mini,
>then other two lights at least 1m from each other (2m if boat over 20m
>long)all in all this makes a christmas tree 4 m high from top
>deck...-then also some online chat talking about exceptions for subs
>for height above water.  for my litttle 6m boat I was planning to use
>off the shelf lights (2nm) and fit it in the acrylic tube which serves
>as mast and buoy (which i found the inspiration for looking at your
>videos!!), with its own power and IR remote switchbut it is only 1m
>long, not 4...  regardsAntoine   
>On Mon, Feb 29, 2016 at 9:47 PM, MerlinSub at t-online.de via
>Personal_Submersibles <personal_submersibles at psubs.org> wrote:
>
>Hmm.
> Toplight              245Anchor Light       215Sternlight          
>230Strobelight   abt. 250Portside light      215Starboard light.   215
> 1370 Euro   - 1500  USD  But on a 1-3 seater Psub you can run with
>just One Anchor light and one combination Position ligh red and green
>Together 215 +  239 = 454 Euro - 500 USD
>   -----Original-Nachricht-----Betreff: Re: [PSUBS-MAILIST] Euronaut's
>new lightsDatum: 2016-02-29T21:21:36+0100Von: "John Kammerer via
>Personal_Submersibles" <personal_submersibles at psubs.org>An: "Personal
>Submersibles General Discussion"
><personal_submersibles at psubs.org>   The Lopo lights at rated for 600 m.
>A full setup for a vessel under 20 m with the special sub Strobe is
>about $2,300. John K.(203) 414-1000
>Sent from my iPhone
>On Feb 29, 2016, at 2:08 PM, Alec Smyth via Personal_Submersibles
><personal_submersibles at psubs.org> wrote:
>
>
>Looked them up, and OUCH. About USD400 each. Carsten wasn't
>kidding. Best,
>Alec
>On Mon, Feb 29, 2016 at 1:38 PM, MerlinSub at t-online.de via
>Personal_Submersibles <personal_submersibles at psubs.org> wrote:
>
>they are called Lopolight. But wait one season for our results after
>diving..
> http://www.lopolight.com/ They are very expensive too..
>    -----Original-Nachricht-----Betreff: [PSUBS-MAILIST] Euronaut's new
>lightsDatum: 2016-02-29T08:42:49+0100Von: "Brian Cox via
>Personal_Submersibles" <personal_submersibles at psubs.org>An: "PSubs"
><personal_submersibles at psubs.org>   Carsten,        Are those new
>navigation lights something that you guys made?   or adapted from some
>existing lights? Brian Cox
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