Search Results for: Motor

DC Motors and Generators – Learn Something

An old film to bring you up on the basics. Weirdly, physics don’t change.

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Finest High Speed Motorcycle Video Ever Filmed

Chrome users may need to reload the page to see the video. I can’t take my eyes off the screen… Yamaha R6 full out down a mountain in Hawaii. Hits 153mph, many 140mph + corners. I know not if he … Continue reading

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Reluctance Motor In The News

Chrome users may need to refresh the screen to see embedded video. A reluctance motor is a different breed. It is a form of a brushless motor. However, the brushless motors we use in the RC hobby, the number of … Continue reading

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Ryno Motors

At first I thought this was a fake viral video, however, it’s all true. Imagine a device that can go anywhere you walk, on the sidewalk, on the street, in an elevator or to the mall. Yet on only one … Continue reading

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Quad Copter Designers Kit Gets 4 Massive Motors – 1.6kw

Mark Harrison in San Francisco East Bay posts up a build log and test flights of the Quad Copter Designers Kit.  Project is dubbed Arcticopter II.   Check it out. http://eastbay-rc.blogspot.com/2011/05/arcticopter-ii-build-part-1.html  http://eastbay-rc.blogspot.com/2011/05/arcticopter-ii-build-part-2.html  http://eastbay-rc.blogspot.com/2011/05/arcticopter-ii-test-videos.html  Thanks for the feedback Mark!

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Look what Mark Stephens of Virginia sent me: After crashing with pusher config, I cut off the top of pusher mount to just use as perch. I’ve got three diff size battery trays, axle mounts, vertical stabilizer mount, boom mount, … Continue reading

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Spirit of Sam Power System Decoded

I’ve had a number of inquiries for an alternate Spirit of Sam power system. I worked out a system for Phil Pearce. He’s had a chance to do some run time and amp draw tests. Here are his comments thus … Continue reading

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Stick 600 – Creamsicle Part 2

To: John Harper: (July 31, 2014) I made a mistake in that last email. I calculated the Power 15 from Eflight. If you used a Power 10 then it’s 36 amps, 11×5.5 prop, 2357 feet per minute at 83 degrees. … Continue reading

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An Interesting Stick 600 is Birthed! Creamsicle Part 1

Edgar Harper has just finish “Creamsicle”. Orange has been my favorite color of late. Hi Dave- (July 31, 2014) Thought you might be interested in how my stick went together. It hasn’t flown yet, but is in the final stages … Continue reading

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Hand Made R-985 Dummy Radial

Photo provided by Donald Kurtz, local scale builder. He’s building a Beech 18 and needed two dummy radials. No engine kit was available in the correct scale. The metal parts are K&S aluminum and copper tubing. The brass you see … Continue reading

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