Dave Diehl
Dave Diehl is a 40-year communications professional. He owns and flies an RV-4 based in Hagerstown, Md., and is currently building an RV-12. He is the author of an upcoming book about Dick VanGrunsven and Van’s Aircraft.
In Case You Missed It
An Icon Passes
Chris Heintz left behind a legacy of innovative, functional design and successful kit-company strategies that relied on keeping the designs simple and costs low.
Weir’s Wires
Mil-spec wire isn't just for military aircraft. It's the only kind of wire you want to use in your aircraft, too.
Alternative Energies
Electric Light Sport Aircraft are few and far between, owing primarily to the heavy batteries eating into LSA weight restrictions. The Alternair Amp is poised to change all that. By Dean Sigler.
Wind Tunnel
Got separation anxiety? Vortex generators can keep the airflow attached where it belongs.