QuestionsIf you are a professional pilot or your work involves professional aviation please use this forum for questions. Enthusiasts, please use the 'Spectators Balcony' forum.
What are the four categories of air traffic which TCAS can detect within its range (I think we're getting at transponders here, but can't get four categories out of those!) and the category of aircraft TCAS cannot detect?
Alternatively, if anyone knows a good website to hit for this sort of info, that would be handy.