These housemartins were nesting in the roof of the entrance. Most visitors were probably unaware being focused on the chapel ahead.
Simple QRP projects, 10m, 8m, 6m, 4m, FT8, 160m, WSPR, LF/MF, sub-9kHz, nanowaves and other random stuff, some not related to amateur radio.
DX Explorer appeals to me. He is a real experimenter and learns through doing. One of his videos shows his experiments with an ATU for his...