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a triplex-rotor P-38
a jet-powered rotor in 1940 on P-38 basis.
Quote from: Tophe on February 28, 2019, 10:26:00 pma jet-powered rotor in 1940 on P-38 basis.With the fixed axis, there is no torque on this helicopter:
Lightnodyne...
Thanks!But... more serious now: the Comet Moth Lightning (P-38CM) was both stealthy and silent, with its flapping wings:
Quote from: zenrat on March 02, 2019, 01:48:26 amLightnodyne...Uh, here are Lightning helicopters like the asymmetric Fairey Gyrodyne: