I have, but never for a company that didn't care whether their signal was propagating. Nor for a company that didn't have some level of fear of being fined by

I have, but never for a company that didn't care whether their signal was propagating. Nor for a company that didn't have some level of fear of being fined by the FCC for non-compliance. Things may be different in small-market rural! But the economics of "not knowing" that your station is off-air are impossible.