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.
MGL Avionics announces its new XTreme EMS engine monitoring system, the RANS S-19 Venterra has joined the FAA’s official 51% eligibility list, and Wicks Aircraft Supply adds a new Dual XGPS150 universal Bluetooth Receiver to its product lineup.