Beehive Industries, a propulsion startup firm, said on Sept. 22 it’s ramping up testing of its Frenzy line of additively-manufactured engines, with plans to conduct altitude testing of a 200-pound ...
Russian Helicopters Holding has begun flight testing of the Mi-34M1 multirole prototype, powered by a Russian-made VK-650V engine MOSCOW, December 30. /TASS/. Russia’s Mi-34M1 light helicopter, ...
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