Postcards from Oshkosh, Sunday, T-1

A steady stream of arrivals kept the all-volunteer ground crew at AirVenture hopping all day. Whether they were experimentals, vintage, GA, or warbirds -...

Barrett Precision Engines Building Up Superior XP-400 Engines

Superior Aircraft Parts, supplier of the XP-400 kit engine, announced during Sun 'n Fun 2013 that it has appointed Barrett Precision Engines of Tulsa,...

Oregon Aero to Offer $23 Off Headset Upgrade Kits at SnF

Oregon Aero has announced that it will discount its Aviation Headset and Helmet Upgrade kits by $23 as show special during Sun 'n Fun...

New Flap Handle and Anti-rotation Plate

Aircraft Specialty LLC has introduced a new aftermarket flap handle, designed and manufactured for Experimental aircraft, which fits over a standard toggle switch and...

FAA Approves Waiex and Xenos Kits for 51% Rule

The FAA completed full evaluations of the Waiex and Xenos kits from Sonex, Ltd. in October 2005 for compliance with the major portion requirement of 14 CFR section 21.191(g). Sonex announced that both kits were approved and now officially meet the 51% Rule, as its usually called. The approval ensures all Waiex and Xenos builders will have a smooth road in registering their completed airplanes as Experimental/Amateur-Built. It also ensures that all non-U.S. customers whose governing…

UAV Produces Touch EFIS

UAV Navigation typically builds sophisticated avionics for aerial drones and military aircraft, but has recently branched out to create a touchscreen and/or joystick controlled...
SubSonex JSX-2T

Two-Seat SubSonex JSX-2T Progress Update

The two-seat SubSonex JSX-2T project was announced just before AirVenture 2019 receiving a positive reception during the show, and in the months since. A...

40th Anniversary of the RV-4

Have you seen a lot of RV-4s on the field this year? No surprise as it is the 40th anniversary of the Van’s Aircraft...

Clean and Simple

There’s an old engineer’s quote that says “Perfection in design comes not when there is nothing left to add, but rather, when there is...

2015 SnF Seabird Splash-In Cancelled for Safety

Due to record rainfall over the last 6 months, SUN 'n FUN has made a decision to cancel the Seabird Splash-In that has been...

In Case You Missed it

Ask the DAR

Can a former Part 103 aircraft be registered as an LSA? And how is an appropriate Phase I flight-test area determined?

Checkpoints

Those pesky inspections.

Wind Tunnel

The author explains how the characteristics of an airplane affect pilot ability to complete tasks, response factors, stability and damping of the airframe to changes in angle of attack, basic stability, trim, control forces, and control power. He also addresses the controversy behind the design of airplanes, their characteristics and the resultant suitability for various types of flying;