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Topic: Radio Data System

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In the News (Mon 22 Jul 19)

  Radio Data System - Wikipedia, the free encyclopedia
Radio Data System, or RDS, is a standard from the European Broadcasting Union for sending small amounts of digital information using conventional FM radio broadcasts.
Radio Broadcast Data System is the official name used for the U.S. version of RDS, though the "RDS" name seems to be at least as common in usage.
The 57kHz was chosen for being the third harmonic (3×) of the pilot tone for FM stereo, so it would not cause interference or intermodulation with it, or with the stereo difference signal at 38kHz (2×).
en.wikipedia.org /wiki/Radio_Data_System   (822 words)

 Encyclopedia :: encyclopedia : Radio   (Site not responding. Last check: 2007-11-01)
Radio was used to transmit pictures visible as television as early as the 1920s.
Radio was used to pass on orders and communications between armies and navies on both sides in World War I; Germany used radio communications for diplomatic messages once its submarine cables were cut by the British.
Radio remote control: Use of radio waves to transmit control data to a remote object as in some early forms of guided missile, some early TV remotes and a range of model boats, cars and aeroplanes.
www.hallencyclopedia.com /Radio   (3909 words)

 Fm Radio Stations - We have the Answers
FM Radio in Chicago and its northern suburbs...
KEXP is a public radio station dedicated to presenting both a creative mix of DJ selected music and relevant online...
FM radio is a broadcast technology invented by Edwin Howard...
www.radio-champ.info /radio/fm-radio-stations.html   (567 words)

 Packet Radio Data Networks (Linktionary term)   (Site not responding. Last check: 2007-11-01)
Packet radio is a method of sending blocks of digital information in packets over radio frequencies.
Several forms of packet radio exist, including amateur packet radio, cellular packet radio, and satellite packet radio.
Packet radio systems benefit from most of the features of packet-switching systems as described under Packets and Packet-Switching Networks"
www.linktionary.com /p/packet_radio.html   (161 words)

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