Glossary Definition for Transmitter

Glossary Term: Transmitter 


A circuit that accepts signals or data in and translates them into a form that can be sent across a medium (transmitted), usually over a distance. The medium can be wireless or wired.


  • A radio transmitter that modulates the signal on a carrier and transmits it over the airwaves
  • An ultrasonic transducer that sends the signal over ultrasound frequencies
  • A line driver that drives a backplane
  • A circuit that drives an interface (e.g., USB, serial, LVDS)
  • A fiber optic device that emits light pulses
  • xmitter

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