FADEC Fantasies

Why are our piston aircraft still flying around with 40-year-old tractor mags and a fistful of engine controls, instead of modern digital single-lever systems? A decade ago, Mooney tried to change this with the Porche-powered PFM, but sold only 41 of the airplanes. Three years ago, Unison introduced the Slick LASAR, but it too went over like a lead balloon. Now, both TCM and Lycoming are readying their own digital engine control systems slated to appear in a year or two. Here's an update on TCM's Aerosance and Lycoming/Unison's EPiC from the staff of Aviation Consumer.

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