President Johnson asks Congress to aid public television, 1967

A month after the release of the first Carnegie Commission report, LBJ announced legislation to help pay for operations of public TV for the first time. These remarks appear in his health/education proposals to Congress, between the sections on adult illiteracy and computers in the classroom, leading off a section titled “Building for Tomorrow.” Before the end of the year, Congress had expanded the bill to include public radio and Johnson was signing the Public Broadcasting Act into law. BUILDING FOR TOMORROW
Public television

In 1951, the Federal Communications Commission set aside the first 242 television channels for noncommercial broadcasting, declaring:
The public interest will be clearly served if these stations contribute significantly to the educational process of the Nation. The first educational television station went on the air in May 1953.