Doug Gerrard

Most, but not all, of the equations are based on a physics MIT graduate student named James Barowman who, with others, came up with them in the late 1960's. Estes an Centuri produced booklets with gr...

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Let's do the Math 😀 9000 ft / 30 ft/sec on a streamer is 300 seconds or 0.08333 hours 3 miles / 0.08333 hours is 36 mph wind speed. I don't remember the wind being that fast but it's possible. 🙄 Of...

Whats to keep me from building 2 identical Rockets, or 2 identical ebays. Launching one, and bringing back another... I hope the person certifying you remembers this... 😉 Doug

Warren, what's the scoop? Is the contest on or is it still in limbo? Is the thinking to present to the club in January and postpone the contest until MHM 2010 or later? Inquiring minds want to know...

The Parrot would not exist if I had not designed it for setting records with my own rockets. Adrian, there lies in the nature of the skepticism. I don't fly altitude attempts but I have been around t...

So is the upscale contest going to happen still? I'll let Warren answer that question. I'm not sure. It was barely mentioned at OF so no real discussion. I have my rocket picked out but as far as t...

I had to shrink the first image so it wouldn't be so big on the screen but the others are just cropped but original size images of a few sections. I did get enlargements to send to Brent and others. ...

These shots were taken on Saturday.

Those booster attach fittings were really interesting. I couldn't figure out how they worked. There was a few others interested in them. I had a hand in their development but my friend has a web page...

Found: A very odd rocket part that appears to have been some sort of an outboard booster. It was red, about 54mm, minimum diameter, and had what appear to be 2 mounting pads on one side, and 2 fins on...

😯I don't know how many ounces but I feel it in the wallet when I go to process it! Doug

Where's the rest of them? Still in my shop. These are just the ones I'm using at the launch.... Doug

Everyone got their cameras ready?

Half past Dark. No particular time, just after everyone gets dome eating dinner and the screen and projector gets set up. There will be free popcorn like last july. Doug