> radio amateur I don't know if it's a British joke, but recall that "amateur" in "amateur radio" means "a duly authorised person interested in radioelectric p

> radio amateur I don't know if it's a British joke, but recall that "amateur" in "amateur radio" means "a duly authorised person interested in radioelectric practice with a purely personal aim and without pecuniary interest " (International Radiotelegraph Convention of Washington, 1927), i.e. anyone working with radio for the hobby, not for the job salary.