This article describes air data malfunctions that are less known than the basic "pitot blockage".

This article covers the typical TAWS architectures on transport aircraft, and demonstrates, why knowledge is key.

This article uncovers key aspects of the radome including providing examples of real-world radome damages.

This article aims to make the content of PANS-OPS and ICAO PBN manual more accessible, covering error budgets and obstacle clearance of PBN.

This article covers the obstacle assessment of PAPI installations and provides information about the relevant regulatory guidance.

This article aims to highlight benefits and caveats of mixing AOA-derived information in to a speed tape.

What do the F-14, the L-1011 and the C-17 have in common? You guessed it: their flight controls involve direct lift control [1]. More...

A description of the new ACAS X system and comparison with TCAS II.

The ever-increasing impact of GNSS interference on aviation needs to be addressed also from a technical perspective. This is today's topic.

As we are in the midst of winter, many places have seen a decent amount of snow fall. In this article we look at how the trustworthy ILS...

A description of different methods to make flight control computers more resilient against misleading sensor data.

A radically different method to optain air data, based on optical measurements.

Design considerations for speeds above VMO/MMO.

A discussion about GLS and its associated challenges.

Radar altimeters are used on aircraft to measure the height above the surface. They have been in use for decades onboard large airliners...

No matter if we look at an aerobatic trainer, a jet fighter or a transport category airliner, they all execute rolling maneuvers on a...

wind profiler radar and RASS

Climbing with One Engine Inoperative (OEI) is certainly not an everyday situation. When the need for such a maneuver arises, adherence to...

Almost 40 years ago, the initial discussions at ICAO level took place to implement Reduced Vertical Separation Minima (RVSM) in some...

The Wright Flyer contained no electronics whatsoever. Sputnik I was quite simple, consisting of two transmitters based on tube...