[Fwd: Re: [ERPS] Armadillo Mar 3]

2003-03-04 Thread Keith Whitwell
(resent using my subscribed mailing address) --- Begin Message --- > Another research direction that we have taken occasional stabs at is a > “plate nozzle” composed of lots of little nozzles instead of one big one. Trying to visualize this: Would this be like a single chamber/catpack with multip

Re: [ERPS] air bearing gyro?

2002-12-16 Thread Keith Whitwell
Ian Woollard wrote: I was wondering whether it might be possible to make an accurate gyroscope out of a ball bearing floating in an air bearing. In principle you just start it spinning before launch, point 3 or 4 optical mice at it, and read off the rotation; it should be quite accurate, fairl

Re: [ERPS] Armadillo Nov 17

2002-11-18 Thread Keith Whitwell
Alex Fraser wrote: I think that was an amazing flight. No tower, it just jumped into the sky. Could you detect any damage from that aluminum ground protection plate smacking the back of the cone on lift off? Also In the video who was the person standing in the field? The machine seemed to arc

Re: [ERPS] Armadillo flight checklist

2002-11-14 Thread Keith Whitwell
[EMAIL PROTECTED] wrote: I recieved this message back from ATL. I must also note that I only looked into using bladder systems for H2O2/Hydrocarbon applications. I never plan on using cryogenic propellants. (goes against the fun of using peroxide) :) Sean (see message below) Mr. Daly: We b

Re: [ERPS] China considering H2O2 boosters?

2002-11-08 Thread Keith Whitwell
Michael Wallis wrote: Hi ... Yesterday's AstroNotes at Space.com has a story with the following headline/teaser: * China to Beef Up Boosters, Earth-monitoring Satellite Systems http://www.space.com/news/astronotes-1.html China plans to step up the performance and reliability of its Long Marc

Re: [ERPS] Armadillo Update (manned hop)

2002-09-29 Thread Keith Whitwell
Randall Clague wrote: > On Sun, 29 Sep 2002 00:49:58 -0500, John Carmack > <[EMAIL PROTECTED]> wrote: > > >>http://www.armadilloaerospace.com/n.x/Armadillo/Home/News?news_id=175 >> > > Congratulations! Well done to the Armadillo team. It may seem small > to you, but this is an historic occasi