Complex sentence: Now with a more uptempo format, more listeners came back to the AM station and by the Fall of' 85, Top 40 again returned to WVAI and more live DJs and less satellite automation.
Split into simpler sentences: Now with a more uptempo format, more listeners came back to the AM station. By the Fall of 1985, Top 40 again returned to WVAI and more live DJs and less satellite automation.