All-electric R44 Sets Flight Record
A Robinson R44 modified by Tier 1 Engineering has set a new world record for electric-powered helicopter flight.
Tier 1 Engineering recently flew a modified Robinson R44 a distance of 30 nm at speed to 80 knots and an altitude of 800 feet.
Tier 1 Engineering recently flew a modified Robinson R44 a distance of 30 nm at speed to 80 knots and an altitude of 800 feet.