+x Tim Dawson - 11/23/2018 12:38:23 PMIs that the one which does not have a barometer in it? I do recall some office discussion about it.
+x Tim Dawson - 11/30/2018 4:46:00 PMIt would be worth chatting with Pilotshop at EHLE about it. I believe they were in touch with us directly about it (but not me) so will know the answer.
+x Tim Dawson - 12/17/2018 10:47:23 AMThen my recollection was correct. Without a pressure sensor it's impossible for the device to know the relative heights between your own aircraft and any other, and therefore impossible to protect you from a collision.