Originally Posted by
Luc Lion
The problem with a single serie of tests is that it will only be valid for the radar altimeter type installed in the testing aircraft, and for the same antenna fit.
The lack of radar altimeter specifications results in having different electronic characteristics for each altimeter type.
I believe the FAA have access to a variety of aircraft. Of course one type alone would not be sufficient.
But why is
nothing practical apparently being done? Is everyone waiting for someone else to make a move?