Building a 55%-scale, amphibious twin-engine flying boat seems like an ambitious project, and it is. But this former WW-II B-25 commander with four homebuilt aircraft already under his belt tackled it anyway. By Rick Lindstrom.
If you intend to fly non-precision or precision GPS approaches, you really do need an IFR GPS. This article explains the options available and the legal issues associated with using the latest in-cockpit GPS technology for IFR navigation; by Stein Bruch.