In The News
By BRADLEY ZINT A Costa Mesa-based engineering firm recently achieved what's believed to be the first manned flight of a conventional-size battery-powered helicopter. Tier 1 Engineering, which has offices on West 17th Street and in Australia, staged the flight at the...
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6 octobre 2016, Source : article de HeliHub "Tier 1 Engineeering" vient d’annoncer les premiers vols de son hélicoptère électrique.Le programme d’essai a débuté le 13 septembre avec un vol en stationnaire. Le 14, l’appareil effectuait des translations sol et le 21...
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The battery-powered manned helicopter program put together by Tier 1 Engineering achieved a successful first hover on Tuesday, Sept. 13, a first hover taxi the next day, and a record 5-minute cruise flight to 400 ft altitude with a peak...
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By Fred Lambert | Source: electrek.co Tier 1 Engineering unveiled the first battery-powered manned helicopter. The engineering firm retrofitted a used Robinson R44 helicopter with two electric motors powered by a large battery pack made by Brammo, the electric motorcycle maker turned...
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By Fred Lambert Tier 1 Engineering unveiled the first battery-powered manned helicopter. The engineering firm retrofitted a used Robinson R44 helicopter with two electric motors powered by a large battery pack made by Brammo, the electric motorcycle maker turned battery pack...
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