N t s c.
If you mean 720 to 1080, If the TV is capable of 1080, it's done automatically in the TV set.
SAP was first broadcast in the US in 1984.
1926
1926
In the US it is the FCC.
The original TV was only broadcast TV. It's done the same way as radio us broadcast. Tall antenna towers send out (broadcast) radio waves that send the TV signal long distances.
Broadcast surround sound began in the early 2000s.
1926
In the earle1980s.
Harry Truman was the first president to have his inauguration broadcast on television, on January 20, 1949.
The first color broadcasts to the public were in 1953. It was a commercial failure as the new color televisions were not compatible with the existing black and white broadcasts and so to receive color and black and white broadcasts demanded two separate televisions. The service was withdrawn after a few months. In 1955, the NTSC color standard was implemented as a national standard with RCA being the first to broadcast color services. The same color broadcast system has remained in use until the recent change to digital transmission.
Television coverage of the landings were broadcast live, so between 1969 and 1972 depending on the mission.