Drill holes without a template using a transfer, get around an airport with a foldable mobility scooter, auto-darkening smart welding helmets are introduced, and relays can save your avionics.
DAR Mel Asberry answers a reader’s question regarding the Experimental/Amateur-Built eligibility of an airplane he’s building with parts salvaged from a Cessna 175.
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.