Sonex Highwing Update: First Flight!
Sonex is excited to announce first flight of the Sonex Highwing! The flight took place on the evening of Monday, June 30 2025, piloted by Sonex Advisory Board member Joe Norris. The flight was kept brief due to a passenger-side door latch issue, however, all engine temperatures were in the green and the aircraft handled… Read More
Waiex-B One Week Wonder Delivered to the Smithsonian!
What does the 2022 Waiex-B One Week Wonder have in-common with Space Shuttle Discovery, B-29 Enola Gay, Bob Hoover’s Shrike Commander and other historic aircraft? As-of Wednesday, May 14th, they all live together in the same building! Waiex-B N220WW has been added to the collection of the Smithsonian Institution’s National Air and Space Musuem at… Read More
New: Rotax Ring Mounts & Prop Hub Spacers, plus More Onex Engine Options!
Sonex and AeroConversions Products is excited to announce a number of new engine installation options! NOTE: Please allow 10-12 weeks lead-time for all new parts. You can learn more about the following new parts by joining Sonex and Cooper Aircraft Corporation for a December 18th EAA Webinar “Update: Rotax 9-Series Engines and Sonex Aircraft.” Sign-up… Read More
New: Transition Training with Fly Eagle Sport and Acrisure Insurance Program!
Sonex Aircraft is excited to announce a new Factory Approved Transition Training program offered by Fly Eagle Sport in Glendale, Arizona. This course is designed to collaborate with Sonex LLC, Insurance Companies, and Fly Eagle Sport to provide Sonex owners and pilots an aircraft specific safety course. Transition Training has been identified by the FAA,… Read More
Gross Weight Increase Approved for Sonex and Waiex!
Sonex is excited to announce the approval of a higher maximum gross weight for all Sonex and Waiex aircraft powered by engines of 100hp or greater. Following a series of engineering studies and flight tests, Sonex and Waiex owners may designate a max. gross weight of 1220 lbs. for aircraft with 100hp or more. This… Read More
Teros Aids FEMA Response to Hurricane Helene
In an October 8th press release, Mississippi State University released details about their deployment of the Teros UAS to Georgia for flights over areas impacted by Hurricane Helene. Derived from the Xenos Motorglider, the Teros UAS was developed by Sonex and Navmar Applied Sciences Corporation to fulfill a variety of government and civilian MALE (Medium… Read More
SubSonex JSX-1 Becomes Part of EAA Museum Collection
Sonex is proud to announce that SubSonex JSX-1, the original proof-of-concept SubSonex Personal Jet prototype, has become part of the EAA Aviation Museum collection in Oshkosh, WI. Delivered to EAA last week, the historic prototype will join the original prototype Sonex and other John Monnett designs including the original Sonerai I prototype, the original Moni… Read More
Sonex Highwing Update: Prototype In-Progress and On-Display at AirVenture 2024
After a big push that included some late nights, The Sonex Highwing prototype met its goal for EAA AirVenture Oshkosh 2024 by being complete enough for prospective customers to sit in the aircraft at our exhibit booth. The Highwing prototype was extremely well-received at AirVenture with hundreds of folks trying it on for-size throughout the… Read More
New: Rotax/Sonex Cooling Kits Available!
Sonex is pleased to announce that new cooling kits are available for Sonex/Rotax engine installations from Cooper Aircraft Corporation! Sonex builder Casey Cooper has developed and refined this cooling kit to withstand the toughest cooling challenges, regularly flying at his home base in Tucson, Arizona and making three trips to EAA AirVenture Oshkosh in 2021,… Read More
Sonex Highwing Update: Prototype Under Construction; New Specifications and Details
Sonex is pleased to provide this update on the progress of the Sonex Highwing! The Highwing continues to generate huge interest with prospective customers and we have been diligently working to bring the new aircraft design to fruition. Prototype Construction Has Begun: Sonex Highwing prototype construction has begun and the tailcone of the aircraft is… Read More
