Editor-in-Chief Marc Cook discusses the relative merits of internal versus external antennas, after using his Glastar Sportsman 2+2 as a test bed. His conclusions have to do with both the material used to build the airplane as well as location of the antenna on the aircraft.
Columnist Jim Weir has completed his solar-powered battery charger, and it works! It may not be the fastest charger, but it is certainly up to the task of keeping a battery topped off, even in winter.