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Aero ‘lectrics
This month, author Jim Weir lays the groundwork for a solar battery charger, complete with preliminary circuit board considerations drawn from a rats nest and details about how to order a pre-fabricated board.
Ask the DAR
Are computer software programs sufficient documentation of a build, and what do you do when a DARs request seems unreasonable?
Comp Air 9
Chuck Berthe flies the turbine-powered Comp Air CA9, an impressive work in progress. With a combination of a massive airframe and a Honeywell turbine, the CA9 is a heavy hauler that will really scoot.
Viewfinder
Vertical Power’s VP-400 stands ready to locate the nearest airports and help you plot and execute an emergency landing—welcome assistance for the pilot experiencing an in-flight failure. By Marc Cook.