Home Electric Aircraft EcoPulse Team Completes Preliminary Design Review of its hybrid-electric aircraft Electric AircraftHybridNews EcoPulse Team Completes Preliminary Design Review of its hybrid-electric aircraft SOURCEAINONLINE.COM 13 Dec 2020 200 EcoPulse Team Completes Preliminary Design Review The hybrid-electric EcoPulse design, based on a TBM airframe, is being prepared for its first flight in 2022.