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In Case You Missed it
Jim Weir -
If you've ever wondered who invented the ubiquitous light-emitting diode, wonder no more. Columnist Jim Weir explains the origin and evolution of LEDs, and how to wire them up for use in your aircraft.
Dry Tappet Clearance
Dave Prizio -
A flat (standard) tappet disassembled into its various parts. Note that the tappet...
Rapid Prototyping and Experimental Design
Sandwich panels, part 5-a simple, accurate method for molding flanged parts.
Overheard at AirVenture
Tom Wilson -
AirVenture 2021 has just concluded as I scratch this out, making it a good...