First in-flight test of a ballistic parachute for a helicopter (Curti Zefhir)
Friday, June 22, 2018
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Description
The test was carried out at 30 kt/56 km/h from 1000 ft/300m. The stabilized landing velocity was 25 fps/7.5 m/s. Source: "Zefhir Parachutes to Safety", AHS Staff, Vertiflite November/December 2018, page 8
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