WBUW, had its own 9 p.m. newscast from 2003 until 2005.) WISC-TV took over the production of the WMSN newscast at the beginning of 2012. On October 26, 2010, WKOW became the third station in Madison to upgrade newscasts to high definition, following WISC-TV and WMTV. The WMSN broadcasts, however, were still in 4:3 standard definition, as the station didn't have the necessary equipment to air local or syndicated HD programming. Technical information Subchannels As of August 19, 2021, WKOW's digital signal is multiplexed as follows: Analog-to-digital conversion WKOW shut down its analog signal, over UHF channel 27, at 1 p.m. on February 17, 2009, the original target date in which full-power television stations in the United States were to transition from analog to digital broadcasts under federal mandate (which was later pushed back to June 12, 2009). The station's digital signal remained on its pre-transition UHF channel 26. Through the use of PSIP, digital television receivers display the station's virtual channel as its former UHF analog channel 27. WKOW serves as the master hub for Allen Media Group's five-station network of ABC affiliates throughout western and northern Wisconsin. References External links Television channels and stations established in 1953 KOW Entertainment Studios ABC network affiliates Decades (TV network) affiliates This TV affiliates Court TV affiliates True Crime Network affiliates 1953 establishments in Wisconsin