Wikipedia
KCTS-TV
KCTS-TV, channel 9, is a non-commercial educational station licensed to Seattle, Washington, USA. KCTS-TV is the primary member station of the Public Broadcasting Service (PBS) for the Seattle- Tacoma television market. The station's offices and studios are located at the northeast corner of Seattle Center, and its transmitter is based on Capitol Hill in Seattle.
KCTS-TV also operates KYVE ( channel 47) in Yakima, Washington, which serves as the PBS member station for the western portion of the Yakima/ Tri-Cities market. KYVE has its own studio on Second Street in Yakima, though some support operations are based at KCTS' studios in Seattle.