View Post NBC Affiliates | ShopTalk WLWT Celebrates 65 Years On Air By Kevin Eck on Feb. 8, 2013 - 4:39 PM Cincinnati NBC affiliate WLWT will celebrate 65 years of broadcasting. The first Cincinnati broadcast television station went on the air on February 9, 1948. At the time, WLWT was an NBC/ABC/CBS DuMont station on channel 4. One y ...