Everything old is new again. Paul Lamar looks at the turbo-compound engine, developed in the post-WW-II era. Thrown over for jet engines, it may yet hold promise today as we search for more energy efficient ways to get the most out of increasingly expensive fuel.
New landing lights from AeroLEDs, a lightweight headset from MGL, the electric Waiex makes its first flight, and FatBoy offers throttle quadrants for Vans RV kit aircraft. Edited by Mary Bernard.