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  • Members: 743
  • Category: Rockets
  • Founded: Mar 23, 2003
  • Language: English
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207 David G Leatham
dave698221 Offline Send Email
May 1, 2003
4:00 pm
Hi again. I got a reply from Mr. Goldingham this morning. I queried about having 6' x 26mm FTC sent to me.... The stuff won't be inexpensive,I'm sure. dl ... ...
208 Richard Griffiths
richardgriff... Offline Send Email
May 1, 2003
6:33 pm
What was the price ... having 6' x ... shield the ... are setup ... cost is ... twice as thick ... best I ... FTC ... become a ... because they ... should ... ...
209 David G Leatham
dave698221 Offline Send Email
May 1, 2003
7:05 pm
... From: "Richard Griffiths" <rig@...> To: <water-rockets@yahoogroups.com> Sent: Thursday, May 01, 2003 11:32 AM Subject: [water-rockets] Re: FTC...
210 Richard Griffiths
richardgriff... Offline Send Email
May 2, 2003
11:10 am
Hi, I just a quick question to you all what size of nozzle is better for more height 30mm or 21.5mm in other words is a small nozzle better or is a large...
211 David G Leatham
dave698221 Offline Send Email
May 2, 2003
2:00 pm
If I were to believe what I see in the Antigravity videos maybe 6mm is better sometimes. I consistantly get really good launches using a Gardenia Nozzle;...
212 Steve Jahr
stevejahr Offline Send Email
May 2, 2003
4:45 pm
... That all depends... If it is a launch rod then bigger is *always* better. Note that for a launch rod size equal to nozzle size, thrust actually increases ...
213 David G Leatham
dave698221 Offline Send Email
May 2, 2003
6:08 pm
... From: "Steve Jahr" <jahr@...> To: <water-rockets@yahoogroups.com> Sent: Friday, May 02, 2003 9:47 AM Subject: Re: [water-rockets] Nozzles...
214 Rocket Rob
RocketRob@... Send Email
May 2, 2003
9:21 pm
Richard Griffiths <rig@...> writes, ... The answer to this question depends upon what you want to accomplish with your thrust. If you want to...
215 Jon Mehlferber
jmehlferber Offline Send Email
May 2, 2003
9:24 pm
The following information from Clifford's simulator ( http://homes.managesoft.com.au/~cjh/rockets/simulation/ ) disagrees with the idea that bigger is better...
216 Jon Mehlferber
jmehlferber Offline Send Email
May 2, 2003
9:57 pm
How funny that Rocket Rob and I both posted variations of the same answer at almost the same time! A good analogy would be throwing a baseball (or cricket...
217 David G Leatham
dave698221 Offline Send Email
May 2, 2003
11:43 pm
I suppose all this nozzle talk just needs some altimeters applied to it. Which always gets back to saving the precious little buggers. I bet I'm going to...
218 David G Leatham
dave698221 Offline Send Email
May 3, 2003
12:08 am
... From: "Jon Mehlferber" <jmehlferber@...> ... also ... I think I may have a remedy figured out for the only 'down side' of a Jon Launcher; namely...
219 txsnapper@...
robertyouens Offline Send Email
May 3, 2003
12:31 am
... offer.<< I have not found this to be true in a single stage water rocket regardless of weight, launch tube or rocket size. With a small nozzle even though...
220 jmehlferber Offline Send Email May 3, 2003
4:00 am
Here's a particularly interesting simulation from Clifford's site that indicates there would be two (2) best diameters for a water rocket nozzle. For a rocket...
221 txsnapper@...
robertyouens Offline Send Email
May 3, 2003
4:23 am
... not get ripped out<< Not a problem. ... water under acceleration (right Robert Youens?).<< A definite problem. Correct. ... insides of the rocket long...
222 Jon Mehlferber
jmehlferber Offline Send Email
May 3, 2003
5:01 am
A while ago, one of the rocketeers (I can't remember who) suggested naming "my" sport cap release the "Bristol Sport Cap Release" and this is what I have been...
223 David G Leatham
dave698221 Offline Send Email
May 3, 2003
5:25 am
That's It! I must not be using the official Jon Launcher Alcoa Sports Caps! I'll send you one of what I use here so that you may compare them. Little did I...
224 Jon Mehlferber
jmehlferber Offline Send Email
May 3, 2003
6:09 am
You should have heard how excited the Alcoa people were when I told them about my use of THEIR sport caps--"Wow, if we could start marketing them this way we...
225 Gordon McDonough
gordonmcdipwrs Offline Send Email
May 3, 2003
4:50 pm
While it makes sense that higher velocity will always result (under ideal conditions) in higher altitude, the law of diminishing returns will exact its price...
226 David G Leatham
dave698221 Offline Send Email
May 4, 2003
3:38 am
I feel one of the reasons I have quit launching is due to conflicted air space around here as well as not much large lawn for crashes. There must be 3 air...
227 Sigmund Skjelnes
sigskjel Offline Send Email
May 4, 2003
11:56 am
... Now, the general rule is that the air is for everyone. However, to improve security there are FAA, a great bunch of rules, two-way radio, different kind of...
228 Richard Griffiths
richardgriff... Offline Send Email
May 4, 2003
7:17 pm
Hi, Guys i am looking to promote my new water rocket site WWW.aqua-rockets.co.nr i was wondering if you would post a link on your websites that you own and in...
229 David G Leatham
dave698221 Offline Send Email
May 4, 2003
10:08 pm
... From: "Sigmund Skjelnes" <sskjelln@...> .. Call the nearest airfield and ask ... Thank you Sigmund. That's a very good idea. I believe there may be...
230 David G Leatham
dave698221 Offline Send Email
May 4, 2003
10:24 pm
... From: "Jon Mehlferber" <jmehlferber@...> ... Um, is 'BSCR' ok? A 'Jon' is certaily simpler, if less officious. ... would ... ready" ... Reading...
231 water-rockets@yahoogr... Send Email May 5, 2003
1:43 am
The following water-rockets poll is now closed. Here are the final results: POLL QUESTION: What do you think of MAD Mrk 1-2 CHOICES AND RESULTS - Excellent, 0...
232 Richard Griffiths
richardgriff... Offline Send Email
May 5, 2003
10:53 am
Hi, Guys I have been playing round with fish rod tube for the last week trying to find out what pressure thay can with stand as thes would make great rocket...
233 txsnapper@...
robertyouens Offline Send Email
May 5, 2003
12:21 pm
... tubes compare.<< My experience indicates FTC rupturing between 125 and 140 psi with most rupturing at around 135. Robert Youens Water Rocket Enthusiast ...
234 water-rockets@yahoogr... Send Email May 5, 2003
2:18 pm
Enter your vote today! A new poll has been created for the water-rockets group: What do you think of aqua-rockets website o Excellent Keep it comming o Good...
235 adonaiconstruction
adonaiconstr... Offline Send Email
May 6, 2003
3:36 pm
Hey All, I have been building water rockets for about 3 months now, and have developed a different style launcher (internal launch tube with an expansion seal...
236 David G Leatham
dave698221 Offline Send Email
May 6, 2003
4:26 pm
Thanks Richard, Hi all. Hope some will like the following info. I compared a PET bottle neck or 2 to the 28mm dimention listed below and find that the UK...
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