In 1976 , WBET - FM ended its simulcasts of the AM station and began broadcasting a Top 40 format .
When WBET would sign off at sundown , WBET - FM provided service through the nighttime hours .
In 1976 , WBET - FM ended WBET - FM 's simulcasts of the AM station and began broadcasting a Top 40 format .
When WBET would sign off at sundown , WBET - FM provided service through the nighttime hours .