The Revolution REV 89.5 KTSC FM is a radio station broadcasting a Rhythmic Contemporary Hit Radio format (hip hop & R&B). Licensed to Pueblo, Colorado, USA, the station serves the Pueblo area. The station is currently owned by Colorado State University - Pueblo. KTSC-FM has been on the air since the early 1970's. The station adopted the "Rev89" moniker in 1995 and become known to the public and students by that respected moniker ever since. It went through many format changes over the years but REV89 remained a student operated station. Past formats included Hard Rock, Modern Rock/Alternative, and CHR/Pop. REV89's current format has been in effect since January 2002. You might remember it as "Rev 89's Hip Hop Revolution". In August of 2004, the station adopted the moniker "The Revolution Rev89: Number One For Hip-Hop and R&B." This moniker was dropped in 2007. But now theres a new tagline for Rev "southern Colorados #1 hip-hop station!