KOAC-TV is a full service television station in Corvallis, Oregon, broadcasting on local digital VHF channel 7 and virtual channel 7 and branded as OPB (Oregon Public Boardcasting). Founded in 1957, it is owned by the Oregon Public Broadcasting and branded OPB. KOAC is a member station of PBS (Public
Broadcasting Service). In addition to its national PBS programming, KOAC airs OPB produced programs about Oregon public affairs, culture, history and education. KOAC's signal is multiplexed, with three subchannels. OPB and PBS programming airs on 7.1; on 7.2 is OPB Plus, with PBS mysteries, Britcoms, performing arts, investigative journalism, movies and music. On 7.3, OPB broadcasts its OPB Radio's FM programming on the primary audio channel selection for a television, and OPB's "opbmusic" and KMHD Jazz Radio on OPB TV by using the SAP (Second Audio Program) selection for a television.