In Case You Missed It
Missing ELT Batteries
Many aircraft owners don’t realize that some ELT control panels and audio alerters have...
Light Stuff
Dave Martins Spacewalker II makes room for his recently completed RV-12, and heads east to its new owner in Ohio.
Alternative Energies
Solar-powered aircraft may have some inherent limits, but they are also marvels of engineering that constantly push the boundaries of what’s possible. By Dean Sigler.
The Home Machinist (Part 8)
In his continuing series, author Bob Fritz discusses the ins and outs of threads including how to avoid seizing, types of threads, sizing, drilling holes, using a tap-drill chart, and matching fastener dimensions.