Whisper Aero reveals ‘stall-proof wing,’ Mach Industries partnership

When Tennessee-based Whisper Aero unveiled its electric ducted fan technology in 2023, the emphasis was on its extremely low noise — the reason for the company’s name. Whisper’s unique high-blade-count fan design pushes the blade passage frequency into the ultrasonic range, where the resulting tonal noise is inaudible to humans. The potential applications for the tech range from leaf blowers to regional aircraft; essentially anywhere there is value in moving air quietly. At […] The post Whisper Aero reveals ‘stall-proof wing,’ Mach Industries partnership appeared first on The Air Current.