Brian, can you pick up 300 feet of it?<br><br>Christopher<br><br><div class="gmail_quote">On Tue, Apr 6, 2010 at 1:38 PM, meredith scheff <span dir="ltr"><<a href="mailto:satiredun@gmail.com">satiredun@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">anything super bright might help re:visibility, especially fluorescent. <br><div><div></div>
<div class="h5"><br><br><div class="gmail_quote">On Tue, Apr 6, 2010 at 1:28 PM, Brian Choate <span dir="ltr"><<a href="mailto:brian.choate@gmail.com" target="_blank">brian.choate@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">If we want to use that cord I can pick up more in any length we need. There are also other colors available if we care.<br>
<font color="#888888"><font color="#888888"><br>B.</font></font><div><div></div><div><br><br><div class="gmail_quote">On Tue, Apr 6, 2010 at 1:19 PM, Brian Choate <span dir="ltr"><<a href="mailto:brian.choate@gmail.com" target="_blank">brian.choate@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">Actually we have about 150' left if we used around 50' for the last launch.<br>
<br>
B.<br>
<div><br>
Christopher Lincoln wrote:<br>
> Actually, we are already using paracord for the fail safe line. It<br>
> was that thicker cord that ran from the payload bus strait up the<br>
> antena to the balloon. We have about 50 feet or so of it left over<br>
> from the launch.<br>
><br>
> Christopher<br>
><br>
> On Tue, Apr 6, 2010 at 1:01 PM, Christie Dudley <<a href="mailto:longobord@gmail.com" target="_blank">longobord@gmail.com</a><br>
</div><div>> <mailto:<a href="mailto:longobord@gmail.com" target="_blank">longobord@gmail.com</a>>> wrote:<br>
><br>
> You know, paracord sound like it's made for the kinds of things<br>
> we're doing. Sounds like just the thing, if not this time, next<br>
> time we run out of rope. Dunno what Meredith has in mind, but I'm<br>
> betting it'd be easier to find than the kite string she's looking at.<br>
><br>
> Christie<br>
> _______<br>
> "We also briefly discussed having officers replaced by very small<br>
> shell scripts." -- Noisebridge meeting notes 2008-06-17<br>
><br>
> The outer bounds is only the beginning.<br>
> <a href="http://www.flickr.com/photos/genriel/sets/72157623376093724/" target="_blank">http://www.flickr.com/photos/genriel/sets/72157623376093724/</a><br>
><br>
><br>
> On Tue, Apr 6, 2010 at 12:03 PM, David Stainton<br>
</div><div><div></div><div>> <<a href="mailto:dstainton415@gmail.com" target="_blank">dstainton415@gmail.com</a> <mailto:<a href="mailto:dstainton415@gmail.com" target="_blank">dstainton415@gmail.com</a>>> wrote:<br>
><br>
> Greetings,<br>
><br>
> For the ephermerial project I procured a tarred braided<br>
> (non-rotational) thick twine from:<br>
><br>
> Coast Marine<br>
> 398 Jefferson Street<br>
> San Francisco, CA 94133<br>
> (415) 673-1923<br>
><br>
> However you may not need anything that heavy. I think the breaking<br>
> strength was around 900 pounds.<br>
> That is heavy stuff for such a breaking strength. These days I use<br>
> paracord for almost everything. It comes<br>
> in several different varieties. Paracord (parachute cord) has<br>
> got a<br>
> core of straight fibers surrounded by a braided sheath. It's<br>
> thicker<br>
> than kite string but thinner than the stuff I got from Coast<br>
> Marine.<br>
> The kind I purchased from TAD Gear has a breaking strength of 550<br>
> pounds.<br>
><br>
> I know for sure that you can get paracord spools (of 100 feet<br>
> for about $10) at:<br>
><br>
> TAD Gear<br>
> 660 22nd St<br>
> San Francisco, CA 94107<br>
> (415) 318-8252<br>
><br>
> But also it is probably sold at various hardware stores: call<br>
> them first.<br>
><br>
> I hope this helps!<br>
><br>
> ~david<br>
><br>
> On Tue, Apr 6, 2010 at 11:50 AM, Christie Dudley<br>
</div></div><div><div></div><div>> <<a href="mailto:longobord@gmail.com" target="_blank">longobord@gmail.com</a> <mailto:<a href="mailto:longobord@gmail.com" target="_blank">longobord@gmail.com</a>>> wrote:<br>
> > I don't think super-thin is important. In fact, I<br>
> personally think it's a<br>
> > detriment and it's a potential trip hazard problem that<br>
> we'll have to solve,<br>
> > although I think we should do that regardless of the string<br>
> we get.<br>
> > The primary problem is we know the string's strength. NASA<br>
> likes these<br>
> > numbers. We've already given them the ones from the kite<br>
> string Meredith<br>
> > found. We would have gone with what we already had, if we<br>
> could get numbers<br>
> > on it for NASA, but nobody could come up with that.<br>
> > The secondary problem is every bit of the weight of the<br>
> string will be<br>
> > adding to the payload. I personally don't think we'll be<br>
> high enough that<br>
> > this'll be a problem, but it's not an insignificant concern.<br>
> > I really like that stuff that David got for Ephemerisle.<br>
> I've cc'd him here<br>
> > so maybe he might be able to share with us where he got it<br>
> and how much it<br>
> > was. IIRC, it was pretty pricey, but came on a big spool<br>
> that we shouldn't<br>
> > need.<br>
> > Christie<br>
> > _______<br>
> > "We also briefly discussed having officers replaced by very<br>
> small shell<br>
> > scripts." -- Noisebridge meeting notes 2008-06-17<br>
> ><br>
> > The outer bounds is only the beginning.<br>
> > <a href="http://www.flickr.com/photos/genriel/sets/72157623376093724/" target="_blank">http://www.flickr.com/photos/genriel/sets/72157623376093724/</a><br>
> ><br>
> ><br>
> > On Tue, Apr 6, 2010 at 11:27 AM, Brian Choate<br>
</div></div>> <<a href="mailto:brian.choate@gmail.com" target="_blank">brian.choate@gmail.com</a> <mailto:<a href="mailto:brian.choate@gmail.com" target="_blank">brian.choate@gmail.com</a>>><br>
<div>> > wrote:<br>
> >><br>
> >> Do we specifically want to have something that is very<br>
> thin, almost<br>
> >> invisible to tether? If that is not super critical we have<br>
> ~200 ft of cord I<br>
> >> picked up to use as the main payload tether.<br>
> >><br>
> >> B.<br>
> >><br>
> >> On Tue, Apr 6, 2010 at 9:12 AM, Christie Dudley<br>
</div>> <<a href="mailto:longobord@gmail.com" target="_blank">longobord@gmail.com</a> <mailto:<a href="mailto:longobord@gmail.com" target="_blank">longobord@gmail.com</a>>><br>
<div>> >> wrote:<br>
> >>><br>
> >>> You might also ask some of the knot/boat enthusiasts.<br>
> You're likely to<br>
> >>> get a lot more than you wanted to hear with advice, but<br>
> they can probably<br>
> >>> point you in the right direction. I think Shannon is on<br>
> this list, but also<br>
> >>> David knows quite a lot about low-weight high-strength<br>
> stuff and where to<br>
> >>> get it. The stuff he got for Ephemerisle might do quite<br>
> well for this<br>
> >>> application.<br>
> >>> Christie<br>
> >>> _______<br>
> >>> "We also briefly discussed having officers replaced by<br>
> very small shell<br>
> >>> scripts." -- Noisebridge meeting notes 2008-06-17<br>
> >>><br>
> >>> The outer bounds is only the beginning.<br>
> >>> <a href="http://www.flickr.com/photos/genriel/sets/72157623376093724/" target="_blank">http://www.flickr.com/photos/genriel/sets/72157623376093724/</a><br>
> >>><br>
> >>><br>
> >>> On Tue, Apr 6, 2010 at 12:31 AM, Michael C. Toren<br>
</div><div>> <<a href="mailto:mct@toren.net" target="_blank">mct@toren.net</a> <mailto:<a href="mailto:mct@toren.net" target="_blank">mct@toren.net</a>>> wrote:<br>
> >>>><br>
> >>>> On Mon, Apr 05, 2010 at 11:25:00PM -0700, meredith scheff<br>
> wrote:<br>
> >>>> > oh no!<br>
> >>>> > I just got an email from the kite string place that i<br>
> ordered out<br>
> >>>> > tethering<br>
> >>>> > line from- they are out of stock.<br>
> >>>> > does anyone know any local kite string resources?<br>
> >>>><br>
> >>>> High Line Kites in Berkeley is awesome:<br>
> >>>><br>
> >>>> <a href="http://www.highlinekites.com/visit_us.shtml" target="_blank">http://www.highlinekites.com/visit_us.shtml</a><br>
> >>>><br>
> >>>> You'll have to wait until Thursday to see him, though.<br>
> I'd recommend<br>
> >>>> giving him a call at his office number tomorrow, to<br>
> confirm he'll have<br>
> >>>> what you want, and see if he'll maybe let you come pick<br>
> it up earlier.<br>
> >>>><br>
> >>>> -mct<br>
> >>>> _______________________________________________<br>
> >>>> Space mailing list<br>
> >>>> <a href="mailto:Space@lists.noisebridge.net" target="_blank">Space@lists.noisebridge.net</a><br>
</div>> <mailto:<a href="mailto:Space@lists.noisebridge.net" target="_blank">Space@lists.noisebridge.net</a>><br>
<div>> >>>> <a href="https://www.noisebridge.net/mailman/listinfo/space" target="_blank">https://www.noisebridge.net/mailman/listinfo/space</a><br>
> >>><br>
> >>><br>
> >>> _______________________________________________<br>
> >>> Space mailing list<br>
> >>> <a href="mailto:Space@lists.noisebridge.net" target="_blank">Space@lists.noisebridge.net</a><br>
</div>> <mailto:<a href="mailto:Space@lists.noisebridge.net" target="_blank">Space@lists.noisebridge.net</a>><br>
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> >>><br>
> >><br>
> ><br>
> ><br>
><br>
><br>
><br>
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<br></blockquote></div><br><br clear="all"><br></div></div><div><div></div><div class="h5">-- <br>doing stuff and making things<br>---<br>"The function of all art ... is an extension of the function of the visual brain, to acquire knowledge; ...artists are, in a sense, neurologists who study the capacities of the visual brain with techniques that are unique to them. ." -Semir Zeki<br>
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