Wikipedia
KTSC-FM (89.5 FM), better known as REV 89, The Revolution, or Rev, is a radio station broadcasting a Top 40 format. Licensed to Pueblo, Colorado, United States, the station serves the Pueblo area. The station is owned by Colorado State University-Pueblo.
KTSC-FM has been on the air since the early 1970s. The station adopted the "Rev 89" name in 1995. It went through many format changes over the years but REV 89 remained a student operated station. Past formats included Hard Rock (prior to 1995), Modern Rock/Alternative (1995-1998), and CHR/Pop (1998-2002), and Rhythmic (2002-2011). The REV 89 current format has been in effect since late spring of 2011.
Rev 89 topped the Arbitron ratings for the first time in the spring of 2003. In the fall of 2008, Rev 89 was the #3 station in the Pueblo market with a minimum of 7,000 listeners every 15 minutes. The audience is primarily ages 12–24 men and women, mixed with a solid base of listeners in the 24-36 age group.