Transmitter

Radio transmitters on a tower.

A transmitter is an electronic device or tool which sends a signal through electromagnetic radiation. It is used by people to communicate. Transmitter sizes can be very small for people to use or wear, or can be as big as a building.

Other websites

• International Telecommunication Union
• Jim Hawkins' Radio and Broadcast Technology Page
• WCOV-TV's Transmitter Technical Website
• Major UK television transmitters including change of group information, see Transmitter Planning section.
• Richard Moore's Anorak Zone Photo Gallery of UK TV and Radio transmission sites