R2K's High Power Rocketry Blog

High Power Rocketry Posts

Sport Rocketry / Projects / Formula 75

Work on the formula 75 - nosecone (2012-02-06)

I have scuffed up most of the epoxy ready surfaces, other than airframe. These were all cleaned with soap and hot water, then carefully dried. Instead of purchasing a nosecone eye bolt as planned, I ... [Read More]

Formula 75 rocket kit has arrived (2012-02-05)

This kit will be my level 2 certification rocket. The Formula 75 is about 75mm x 48 inches with a 38mm motor mount. It is all fiberglass, including the highly impressive nosecone (more on that in a ... [Read More]

Formula 75 build continues (2012-02-20)

Construction on the new kit continues apace. First, the upper centering ring was notched to allow the kevlar line to fit between it and motor tube. The kevlar was epoxied to the fiberglass motor ... [Read More]

Formula 75 - the fins are in! (2012-02-28)

The fins have been installed in the rocket. The image above shows some water drops inside, the whole thing was cleaned after a final sanding. After the parts were fully dried, the fins were tacked ... [Read More]

Formula 75 finished! (2012-03-03)

With the last centering ring and slimline retainer installed, the rocket is essentially finished. I will pour some 5 minute epoxy over this ring for extra strength and cosmetic purposes, and also ... [Read More]

Brand new kit - Formula 98 (2012-03-15)

The Rocketry Warehouse has just announced a new kit, called the Formula 98. This is the big brother to the Formula 75 that I have just finished. I would love to buy one of these next, but even if ... [Read More]

Launch report - Level 2 certification - H410 video (2012-05-06)

  Today I attended a great METRA launch. The wind was near zero, but clouds were low for much of the day. Despite this, I was able to take my level 2 test and fly the Formula 75 on a J285 ... [Read More]

Zipper damage on Formula 75 flight (2012-05-16)

During my level 2 flight, recovery appears to have been a second or two early, and perhaps also more horizontal than ideal as the rocket did veer a few hundred feet into the wind while coasting. ... [Read More]

Nerrf rocketry launch this weekend! (2012-06-22)

This year as last, NERRF is hosted by Metra.   I understand that the launch starts today, and runs through the weekend.  I plan on attending Sunday as long as weather conditions hold up ... [Read More]