TUNER

Tuner

A tuner is a subsystem that receives radio frequency transmissions like radio broadcasts and converts the selected carrier frequency and its associated bandwidth into a fixed frequency that is suitable for further processing usually because a lower frequency is used on the output. Broadcast FM/AM transmissions are usually fed this intermediate frequency directly into a demodulator that convert the radio signal into audio-frequency signals that can be fed into an amplifier to drive a loudspeaker. More complex transmissions like PAL/NTSC, DAB, DVB-T/DVB-S/DVB-C etc. uses a wider frequency bandwidth. Often with several subcarriers. These are transmitted inside the ...

The above text is a snippet from Wikipedia: Tuner (radio)
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tuner

Noun

  1. A person who tunes a piano.
  2. A device, electronic or mechanical, that helps a person tune a musical instrument by showing the deviation of the played pitch from the desired pitch.
  3. On a musical instrument, a peg or mechanical device that changes the tension, and hence pitch, of a string.
  4. The component of an audio system that receives radio broadcasts.
  5. A musical.


The above text is a snippet from Wiktionary: tuner
and as such is available under the Creative Commons Attribution/Share-Alike License.

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