On Monday 25th March 2024 at 10:46 UTC, Francois ON4LO, a radio amateur from Belgium made contact with Arthur HB9CEV/P, a radio amateur from Switzerland who was operating from Napfbergland Natural Monuments, LU Part (HBFF-0342) on the 40m amateur radio band.
Napfbergland Natural Monuments, LU Part (HBFF-0342), is a protected area of16124.38 hectares lying in the canton of Lucerne to the west of the city of Lucerne in the heart of Switzerland. It has reference number 1311 on the Federal Inventory of Landscapes and Natural Monuments maintained by the Federal Office for the Environment (FOEN).