Transmitter 7 : Equipment used to generate and broadcast radiofrequency electromagnetic waves for communication purposes. The transmitter power is expressed in watts (W) or in kilowatts (kW = 1000 W)
Ministry of Business, Innovation and Employment, Glossary of terms and acronyms, Wellington, New Zealand 2010. http://wwwsosh.govt.nz/resources/glossary-u.shtml, (Occupn Hlth and Sfty - Brit) {530}