Sonex failed to transmit required signal per NTSB report

A preliminary report issued by the National Transportation Safety Board (NTSB) on October 8 sheds new light on the mid-air collision Sept. 17 of two airplanes near Niwot. Investigator in Charge Michael Folkerts wrote, “On September 17, 2022, about 0853 mountain daylight time, a Cessna … and a Sonex Aircraft Xenos, … were destroyed when they were involved in a mid-air collision.”

The fl...