Broadcaster (noun)

1. A person or organization that broadcasts, especially a radio or television station or network.
2. A person who presents a program on the radio or television.

Origin:

From the verb broadcast + -er, first recorded in the early 20th century.

Examples:

1. He was a well-known broadcaster on the local radio station.
2. She was a television broadcaster for many years.
3. The broadcaster announced the news.
4. The broadcaster interviewed the celebrity.
5. He was a sports broadcaster for the local team.