One of the most powerful FM signals in the nation, 106.9 WMIT(FM), "The Light FM," played a critical role during Hurricane ...

FM signals have a great advantage over AM signals. Both signals are susceptible to slight changes in amplitude. With an AM broadcast, these changes result in static. With an FM broadcast ...

Think about radio, and what often comes to mind is the crystal clear music and spoken words broadcast by FM stations across America. But radio wasn't always so advanced -- or so popular.