Activity

Perfect flights hi alt 45 mach delay is a maximum of 12 seconds.At 12 seconds the rocket has slowed to .8 according to the sim.Is that enough?

Hello,I will be attempting a two-stage flight this weekend using a PML Quantum Leap. Most likely using Js for both stages. Does anyone have experience with using shear pins to secure the two stages? I used them successfully for general…   Read more»

I haven’t seen anyone talking yet about coordinating transmitter frequencies at Mayhem this year.I suspect at least 6 folks are likely to have our TeleMetrum boards flying, all in the range 434.5 to 435.5 Mhz. I don’t think this frequency…   Read more»

I just baught me one of these indian things.http://store.gomed-tech.com/fedco-indian-backpack-firefighting-pump-p736.aspxSo… Friday Night we had a block party for all the children in my kids school.Oh, maybe 60 or 70 kids in all showed up. Eating Hot Dogs, Potato chips and Ice…   Read more»

Knowing our club officers & members, this may have already been done, but in case you didn’t already know about it:The monthly NAR e-mail I received today had a discussion of a NAR Safety Equipment Grant program which provides up…   Read more»

Since it always comes up that some people need to discuss the weather and worry about things that we have no control over – here is the thread to do so //forecast.weather.gov/MapClick.php?lat=40.88571329510178&lon=-104.63831663131714&site=bou&smap=1&marine=0&unit=0&lg=en&FcstType=textEdward

OK so its not so much a construction question as a flight question. I have an EZI65 that I hope to fly at Mayhem for my level 1 cert. I will be using an altimeter for deployment and using the…   Read more»

Alpha Hybrids will be at MHM Friday-Sunday this year. We’ll have the pre-filled hybrid motors as well as a full complement of Skyripper 38 and 54mm Motors.Drop by and fly one – you might like it!Edward

Ok im a tad bored so im showin my 3x yellow jacket to fly at MHM.Dont know where time is going but cant seem to get anything else done in time for MHM. Not sure if my 3x viper will…   Read more»

All,We are in a desperate need for volunteers for MHM – particulalry LCOs and RSOs.We have drivers for the trailer – thanks Ken and Ken – and some setup and Pad Managers.However, we don’t have anyone to press the button….   Read more»

I’ve been working on a new formula. It’s called Wimpy Black and is sort of unique it that it does this after burner effect. I kind of sounds like a skid mark..(is that a bad word here?) It only has…   Read more»

Madcow has introduced a really nice new kit… it is a 2.6″ Nike. It is glass construction, 2.6″ diameter, 38mm motor mount, decal, etc. They are $99.The nosecone is a doozy – really nice scale detail. This really goes nice…   Read more»

One more thing about membership. If I join NCR, is the membership based on a calendar year or does it run for a complete year from time of signing up.Thanks.

All,The Spring equipment cleaning day is this Sunday at my place south of Longmont. We will start at about 9:00 and should be done by noon. Coffee and bagels to be provided. (Maybe even a beer or too if the…   Read more»

I was touching up a rocket and grabbed a canof RUST-OLEUM ‘Ultra Cover’.Probably not any better paint but the nozzle is muchimproved. Went on better than any rattle can paint I haveused.Costs more.

This is worth reading…http://www.rocketryplanet.com/content/view/3288/29/The comments that follow are also interesting. Basically, the fire was caused by a Skidmark motor. There are essentially two camps – ban all sparkies, and “DON’T ban sparkies, because sparkies don’t cause fires – people cause…   Read more»

It’s been a while since I’ve posted here. Shutting down Extreme Rocketry has been a very emotional thing for me to do and I think as a result I sort of pulled away from rocketry for a while.anyway, I’d like…   Read more»

A dream lasted all night. Probably only a few minutes.My Thor upscale left the pad hard and the motor cut out aboutone and a half seconds into the flight. It landed just past a fencein a golf cource.Made a creator….   Read more»

Guys, I have a 5.50″ Nike Smoke from PR… Molded, trapezoidal fins, 75mm motor mount, etc. Only ONE available (at least for now), $299.If you have seen the 4″ kits –there are ~8 of them in the club now 8)…   Read more»

With an injury and personal problems BSD went out of business,sometime ago.All hopes of re-opening are lost. The BSD web site is gone.I went to it today just to see and poof. It may have happened sometime ago.:(