Home Electric Aircraft EcoPulse Team Completes Preliminary Design Review of its hybrid-electric aircraft EcoPulse Team Completes Preliminary Design Review of its hybrid-electric aircraft 25 Sep 2023 | Electric AircraftHybrid AircraftNews EcoPulse Team Completes Preliminary Design Review | AIN The hybrid-electric EcoPulse design, based on a TBM airframe, is being prepared for its first flight in 2022.