Originally Posted by
Dick Smith
You say you have flown extensively in the US and the UK.
Both of these countries have higher traffic densities but do not have an Australian type transponder mandate in class E.
Why would this be so if they were necessary for safety?
also see and avoid does not always work Mr Smith. Jet approach angle, small windows, high wing low wing and miscommunication can all line up for a collision. Last line of defence is TCAS. 3000 dollar transponder and simple squawk 1200 to prevent 150 people falling out of the sky?