Encyclopedia > Transponder

  Article Content

Transponder

In telecommunication, the term transponder has the following meanings:

1 . An automatic device that receives, amplifies, and retransmits a signal on a different frequency.

2. An automatic device that transmits a predetermined message in response to a predefined received signal.

Note: An example of transponders is in identification-friend-or-foe systems and air-traffic-control secondary radar (beacon radar) systems.

3. A receiver-transmitter that will generate a reply signal upon proper interrogation.

Source: from Federal Standard 1037C and from MIL-STD-188 and from the Department of Defense Dictionary of Military and Associated Terms



All Wikipedia text is available under the terms of the GNU Free Documentation License

 
  Search Encyclopedia

Search over one million articles, find something about almost anything!
 
 
  
  Featured Article
Great River, New York

... of 2000, there are 1,546 people, 509 households, and 417 families residing in the town. The population density is 129.8/km² (336.2/mi²). There are 519 ...

 
 
 
This page was created in 35.3 ms