
Russia’s future RACHEL high-speed helicopter will no doubt feature elements of Kamov’s new Ka-92 co-axial compound with a pusher-propeller design (pictured) to achieve its stated top speed of 270 kt. Source: IHS/Patrick Allen
Russia is to begin production of a new helicopter that will be capable of speeds of up to 270 kt (500 km/h; 310 mph) in the early part of the next decade, state media reported on 1 September. Continue reading