David Clark 'The most comfortable ANR headset
Volume 30, Number 45d, November 9, 2023
Citing Valve Damage, UND Drops Unleaded Fuel And Returns To 100LL (Updated)
After an extensive trial, the University of North Dakota’s flight school has dropped Swift UL94 fuel and resumed use of 100LL. The school said ongoing maintenance monitoring of aircraft using UL94—almost exclusively Lycoming-powered Piper Archers and Seminoles—resulted in measurable exhaust[…]   Read this article
NH Company Completes Autonomous Helicopter Flight Test Program
Nashua, New Hampshire-based Rotor Technologies announced yesterday (Nov. 7) it has completed a test campaign for its uncrewed R220Y, a derivative of the Robinson R22 piston-powered helicopter. Rotor, which self-describes as a developer of autonomous vertical takeoff and landing (VTOL)[…]   Read this article
Tempest 'AeroGuard Induction Air Filters
U.S. Reaper Drone Shot Down Over Red Sea
This afternoon (Nov. 8), U.S. defense officials confirmed that Iranian-backed Houthi forces shot down a U.S. MQ-9 Reaper unmanned aircraft over the Red Sea off the coast of Yemen. The Reaper was reportedly on a surveillance mission over Yemen and[…] Read this article

Elixir 'Happy Thanksgiving 1
Avionics Sales Setting Records In 2023
One measure of the health of general aviation is the activity within the avionics sector—involving both forward-fit (factory installations) and retrofit sales. The Aircraft Electronics Association (AEA) released its Third Quarter Market Report Monday (Nov. 6) and the results are[…] Read this article

NASA And Partners Explore SAF's Contrail-Production Qualities
Not to be confused with fanciful speculation about toxic “chemtrails” (chemical trails), actual condensation trails—better known as contrails—have been legitimately shown to contribute to global warming. This is because, just as with any cloud, lingering contrails can trap heat and[…] Read this article

Aviation Safety 'The active pilot's guide'
Ontario-Based Ornge Air Ambulance Updates Its Pilatus PC-12 Fleet
Ontario, Canada-based air ambulance service provider Ornge has placed an order for a dozen Pilatus PC-12s. The single-engine turboprops are scheduled to be delivered between 2026 and 2030. Ornge has operated PC-12s since 2009, and its current fleet of eight[…] Read this article