Sigma Air Mobility Teams with VoltAero on Dual-Fuel Powered Fleet
Cassio 330 hybrid-electric aircraft is "halfway" to certification, VoltAero says
VoltAero’s full-scale Cassio 330 hybrid-electric aircraft model
VoltAero’s full-scale Cassio 330 hybrid-electric aircraft model is on display at the Farnborough Airshow. © David McIntosh@AIN

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