The 1970s. What a decade for music! It was a wild, experimental, and incredibly fertile period that saw genres explode, artists push boundaries, and hit after hit cascade from radios across the globe.

To be clear, when I say “in town,” I mean broadcasting from Playas de Rosarito, a suburb of Tijuana in Baja California, Mexico. And when I say “new oldies station,” I mean four hours per day, on a ...