Not in ALT mode? – Then you’re not transmitting ADS-B altitude

You may be aware that it is illegal to use a Transponder to less than its maximum capability (i.e. in ALT mode for a Mode C or S transponder) unless requested to do so by ATC. If you have a Mode S ES transponder with connected GPS correctly configured to broadcast ADS-B Out you may … Continue reading Not in ALT mode? – Then you’re not transmitting ADS-B altitude

Share