A Salute to Tucson’s Desert Frequencies In the Old Pueblo, radio has never been just a medium; it has always been a landscape, a signal‑stitched map of voices drifting across the spirit of saguaros, threading through mesquite shadows, bouncing off prickly towers and monsoon skies. It moves through the desert like a quiet companion, settling into the ribs of the city, humming in kitchens, cars, and adobe corners where someone always kept a radio warm. On National Radio Day, we honor the stations that shaped Tucson’s sound—the ones whose signals became part of our collective memory, the ones that taught us how a city can speak, how a frequency can…