In Case You Missed It
Modifying a Pitot Mast
Drilling a Piper pitot mast for heat proves trickier than expected—alignment is critical to avoid ruining the part.
Aero ‘lectrics
Jim Weir concludes his explanation of how to make any cell phone power up a remote electrical device.
Viewfinder
Marc Cook considers the relevance of airworthiness directives for homebuilders and reflects on what he learned about the current homebuilt market at Sun ’n Fun.