On Sunday 11th September 2022, Rene HB9PIM, a radio amateur from Switzerland reached the summit of Büelenhorn and activated this summit on the amateur radio bands for the Summits on the Air (“SOTA”) group.
He made 6 contacts in total working on the 2 metre VHF amateur radio band.
The summit of Büelenhorn is 2808 metres (9213 feet) asl. It has a rating of 10 points on the SOTA group database.