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HELI TALK: MOTORIZED TAILS FOR RC HELICOPTERS

A practical alternative to “driven” tail rotors With its upswept tail and dramatically tilted tail rotor, the Sikorsky CH-53E Super Stallion is a real challenge as a scale subject. A direct-drive variable-pitch tail rotor can solve all these problems. (Photo courtesy Wikimedia Commons) One of the biggest challenges of scale heli projects is how to power rotors on upswept tails. Many of the most popular full-scale helicopters have the tail rotor at the top of...
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