This transmitter is basic but allows transmission of audio to an AM radio. It consists of an RF oscillator operating in the AM broadcast band, together with a modulator stage, which mixes the incoming ...

Since the FCC’s decision last fall to allow U.S. broadcasters the option to install low-power digital transmitter facilities, a plethora of solutions have been introduced. Which solution is right ...

When Northwestern College Radio acquired WMAD, Sun Prairie, WI, in January 1997, one of the first priorities was to replace the transmitter, a 1981-vintage unit from a defunct manufacturer. The ...

In The basics of 4-20mA current loop transmitters, I discussed the basics of 4-20 mA transmitters, a popular communication method to and from field elements in factory automation and other industrial ...