U.S. startup Astro Mechanica plans to take its hybrid-electric supersonic engine into high-altitude and high-speed ground testing this year as it moves toward flying the unique powerplant in 2027 in a ...
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Brushless motor from old CD drive to power RC airplane
The idea is to get the stock brushless motor from an old CD/DVD drive to power an rc airplane, let's see if it will work. It ...
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