Warren B. Musselman

Interesting article on wired. HPR in the mainstream press…http://blog.wired.com/geekdad/2008/07/geekdad-rocketr.html

If you fly a Perfectflight MAWD altimeter, it is important that you know about a serious potential flaw in the device firmware. While the bug is relatively complex, the symptom is not. IF you have a flight that turns in…   Read more»

The Atlas site was originally built to serve the 564th Strategic Missile Wing out of FE Warren AFB in Cheyenne with contracts let in 1958. By the time the site was completed, the 564th had split into three separate wings…   Read more»

I came upon the following 2 posts in the Tripoli list server, so apologies if you’ve already read this. I thought it was most appropriate to the discussion Adrian, I, and others have been having about barometric altimeters.I posted an…   Read more»

What is the optimal size (radius) for a fin fillet to minimize interference drag? There must be a formula based on some combination of airframe diameter, root chord length, fin thickness, fin semi-span, inter-fin spacing or some other basic combination…   Read more»

Folks, I’m gone until the 27th and will NOT have access to email or the web. If you have any problems related to the website, please feel free to drop me a line and I’ll get to it as soon…   Read more»

Unfortunately, weather forecasts for later this week and into the weekend are not looking especially great. While it doesn’t look like the skies will open and a deluge pour forth like last year, it does look a bit cool and…   Read more»

Since I’ve been playing with machine tools lately, I decided to make up some rail buttons for my L3 project. They were made on an NC lathe and so since I only need a couple sets, I have 10 sets…   Read more»

Arthur C. Clarke died Tuesday in Sri Lanka at the age of 90.Ad astra…

I got my first piece from my machinist buddy today. The rough machining of the main thrust ring for my L3 project – “Lady N’ Red”. Here’s a couple pics of it. It’s made from 6061-T6 aluminum. Still needs lightening…   Read more»

As the annual meeting is approaching in just a few days, I want to remind folks of a couple things.First, Joe Hinton, our club president, is a god – he basically runs this club more or less single handedly with…   Read more»

I’m the process of doing my L3 and I need to borrow a 98 mm Aerotech or AMW case to check sizing and fit on my motor mount – a custom machined aluminum deal. Preferably it would be the Aerotech…   Read more»

I’ve been working for some time on a fully programmable data acquisition and telemetry downlink package that will eventually contain full flight controls for complex rockets. After much fiddling about and research, I’ve finally settled on the gumstix SBC -…   Read more»

This thread is opened for the purpose of proposing new Agenda items for the club annual meeting.As mentioned in another thread, aside from the normal departmental reports that happen at each semi-annual meeting, there are some topics to be discussed…   Read more»

As many of you know, the best new documentary on the Apollo program is out and called “In the Shadow of the Moon”. On Friday night, 10/5 through Wednesday 10/10, the Lyric Cinema/Cafe in downtown Fort Collins will be showing…   Read more»

I need a 98mm case – either AT or AMW or other to size check a 98mm motor mount and retainer before mixing epoxy. It shall be returned post-haste as soon as the fit check is done. Size doesn’t matter…   Read more»

If any of you have ever worked with GLR (or other) glass or carbon skinned nomex honeycomb fin material, you know you need to make up leading, trailing, and in some cases tip edging. For subsonic rockets, a piece of…   Read more»

Here I am sitting around thinking about projects in front of me that are specifically intended to take club, if not Tripoli World altitude records and it crossed my mind that what exactly should constitute a club altitude record.Therefore, I…   Read more»

There are 7 people in the SSS for a total pot of $140. Super SSS is up to 5 contestants and $100. Let’s talk…. The more the merrier in these contests. Serious money is possible. I do know that NCR’s…   Read more»

I served as default Contest Director this past year and cannot do so in 2007. I will still be involved in club management, but I’m not well suited to Contest director as I am not NAR and don’t personally care…   Read more»