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An altitude of 10.3 km was reached, making it the highest verified altitude achieved in Africa by an amateur group. This was an especially notable achievement as the propellant was based on Ammonium Nitrate, as opposed to the more common ammonium perchlorate. All major components used were manufactured in South Africa, including electronics and ...
Model rocketry is a safe and widespread hobby. Individuals such as G. Harry Stine and Vernon Estes helped to ensure this by developing and publishing the NAR Model Rocket Safety Codes [1] [13] [14] and by commercially producing safe, professionally designed and manufactured model rocket motors.
Patrick Laverty - altitude world record: 5,348 metres (17,546 ft), U.K., May 24, 2009 On May 24, 2009, Irish pilot Patrick Laverty broke the foot-launched powered hang glider altitude world record. He used an Aeros Discus 15 hang glider coupled to a supine custom-made harness equipped with a 29 hp ROS 125 engine with the Supa-Tuna tuning lights ...
The National Fire Protection Association (NFPA) definition of a high-power rocket is one that has a total weight of more than 1,500 grams (3.3 lb) and contains a motor or motors containing more than 125 grams (4.4 oz) of propellant and/or rated at more than 160 Newton-seconds (40.47 lbf·s) of total impulse, or that uses a motor with an average ...
After Great Planes Model Distributors and Tower Hobbies merged in 1984, Hobbico, Inc. was created. [5] In July 1985, Stephens, along with Janet Ottmers, Debra Love, and Eric Meyers, formed Horizon Hobby. [5] October 1, 1985, was the first day of official business as the team started shipping inventory on orders they’d been taking the months ...
In the 1950s and 1960s until recently, Cox has produced a line of hobby-oriented models of cars, airplanes, and other vehicles. The most noted are the .049 cubic-inch displacement glow fuel powered models, controlled by line (Control Line) or by radio (Radio Control).
Hobby Town Unlimited, Inc. is an American retail hobby, collectibles, and toy store chain headquartered in Lincoln, Nebraska. There are more than 105 HobbyTown franchise stores located in 39 states in the United States.
The suborbital X-15 and a companion training aero-spacecraft, the NF-104 AST, both intended to travel to an altitude that rendered their aerodynamic control surfaces unusable, established a convention for locations for thrusters on winged vehicles not intended to dock in space; that is, those that only have attitude control thrusters. Those for ...