Industry News

March 2010 Issue

Upgrading to WAAS: Only Few Options Exist

A WAAS buy-in adds real mission capability and workload reduction. But walk-away costs vary wildly with glass cockpits taking the biggest hit.

In February 1996, the FAA’s Technical Standard Order (TSO) C129 put IFR GPS navigation on the map. It was a complex installation with equipment that was quirky to program, but early adopters gained GPS-direct flight plans and GPS approaches—even though GPS was "supplementary navigation." Today’s IFR GPS installations are all about the augmented WAAS signal that’s worthy of sole-means navigation. They’re still a source of confusion and expense, but WAAS installations yield impressive automation and capability. Before you decide if WAAS is for you, you need to understand some behind-the-scenes facts and why you could be disadvantaged without WAAS GPS in your aircraft.

To continue reading this entire article you must be a paid subscriber.

Subscribe to Aviation Consumer

Aviation Consumer is the independent online source for impartial and uncompromising evaluations of aircraft, avionics, accessories, equipment and more.

Already subscribe but haven't registered for all the benefits of the website? Click here.

Subscriber Log In

Forgot your password? Click Here.