A short (unofficial) history of air/ground digital link – 3

Pioneers to the rescue In spite of the positive business case, airspace users were not exactly rushing to equip with air/ground digital link. Because of the slow down of traffic growth in the wake of 9/11, the expected ACARS problems did not materialize and the ATC frequency congestion was also pushed far into the future.… Continue reading A short (unofficial) history of air/ground digital link – 3

Whatever happened to (the benefits of) Mode S Enhanced Surveillance (EHS)?

Though there are few who will not be familiar with the term Mode S Enhanced Surveillance, let me quickly recap. Mode S is a legacy, ground based surveillance system which has a rudimentary data link capability. It is this latter that was being pushed in the 90s as a solution to all ills of air… Continue reading Whatever happened to (the benefits of) Mode S Enhanced Surveillance (EHS)?

Visiting an office with a view

Familiarization flight with Transavia One of the countless drawbacks of 9/11, a few of you may have realized, is that even for air traffic controllers it has become increasingly difficult to visit a cockpit of an airliner, indeed most of the airlines adopted a closed cockpit door policy. I used to take every opportunity to… Continue reading Visiting an office with a view