Channel 49 would miss several planned launch dates due to multiple factors, including delays in the shipment of structural steel being used to erect its tower, being shared with KOAP-TV and KOPB-FM despite reluctance from the station, in the West Hills. Camellia also changed the call sign to KPDX, representing Portland's airport code and the company's understanding that the station needed a more regional appeal to succeed Channel 49 finally signed on October 7, 1983. It maintained a main studio in Vancouver and a production facility in Portland. KPDX was a general entertainment independent station; the station's format consisted of cartoons, sitcoms, classic movies, drama series and religious programs.