The Out-runner has the Magnets on the outside of the coils and is said to have better torque.. These 2 types have been used in Model Aircraft for more than a few years.. The motors can be would for extreme RPM (240,000+), down to just a few 100 RPM.. The controllers are radio controlled for any RPM from 0 to Maximum for the motor being used.. They can be over 90% efficient.. The power from these is actually Higher (pound for Pound) than Gas or Glow Fuel.. Lithium Ion Batteries are the norm, for more power Density...(Lighter)..
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Today's Featured Article - An AC Model M Crawler - by Anthony West. Neil Atkins is a man in his late thirties, a mild and patient character who talks fondly of his farming heritage. He farms around a hundred and fifty acres of arable land, in a village called Southam, located just outside Leamington Spa in Warwickshire. The soil is a rich dark brown and is well looked after. unlike some areas in the midlands it is also fairly flat, broken only by hedgerows and the occasional valley and brook. A copse of wildbreaking silver birch and oak trees surround the top si
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