Radio
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| − | '''Radio''' is the use of electromagnetic waves for communication. This is used both for broadcast (one-to-many) and point-to-point (one-to-one) communication of voice, music, code, and other data. Transmission of video by radio waves is known as television. Transmissions can be analog or digital. | + | '''Radio''' is the use of electromagnetic waves for communication. This is used both for broadcast (one-to-many) and point-to-point (one-to-one) communication of voice, music, code, and other data. Transmission of video by radio waves is known as television. Transmissions can be analog or digital. These days, broadcasts are often simulcast on the Internet as well. |
== Transmission modes == | == Transmission modes == | ||
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* [[FM]] | * [[FM]] | ||
| − | == Digital data == | + | == Digital data and metadata == |
| + | * [[Broadcast Metadata Exchange Format]] [http://www.content-technology.com/standards/?p=90] | ||
* [[Radio Data System]] (RDS, RBDS) | * [[Radio Data System]] (RDS, RBDS) | ||
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* [[CONELRAD]] | * [[CONELRAD]] | ||
| − | * [[Emergency Alert System]] | + | * [[Emergency Alert System]] (USA current) |
| − | * [[Emergency Broadcast System]] | + | * [[Emergency Broadcast System]] (USA old) |
| + | * [[AlertReady]] (Canada) | ||
== Other == | == Other == | ||
| − | * [[Call | + | * [[Call sign]] (call letters of stations) |
See also [[Audio and Music]] and [[Video]] for particular encoding formats for those types of media, and [[Morse code]] (which is under [[Character Encodings]]). | See also [[Audio and Music]] and [[Video]] for particular encoding formats for those types of media, and [[Morse code]] (which is under [[Character Encodings]]). | ||
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* [http://boingboing.net/2013/12/09/late-sixties-internet-bran.html Late sixties "Internet" brand transistor radio] | * [http://boingboing.net/2013/12/09/late-sixties-internet-bran.html Late sixties "Internet" brand transistor radio] | ||
* [http://radiosearchengine.com/ Radio search engine: finds station that's playing your song] | * [http://radiosearchengine.com/ Radio search engine: finds station that's playing your song] | ||
| + | * [https://archive.org/stream/rm_Century_21_Sales_Brochure_1980/Century_21_Sales_Brochure_1980#page/n0/mode/2up Sales brochure showing how formulaic radio was getting even back around 1980] | ||
| + | * [https://archive.org/details/RadioMonitoringTheHowToGuide Radio Monitoring: The How To Guide] | ||
| + | * [http://www.kotaku.co.uk/2014/10/13/people-used-download-games-radio How People Used to Download Games From the Radio] | ||
| + | * [https://www.themarshallproject.org/2015/03/26/guerilla-radio How some inmates hack, rewire, and retool their radios to create walkie-talkies] | ||
| + | * [http://kboo.fm/blog/53300 Digital audio technical metadata at KBOO] | ||
Latest revision as of 22:18, 14 January 2022
Radio is the use of electromagnetic waves for communication. This is used both for broadcast (one-to-many) and point-to-point (one-to-one) communication of voice, music, code, and other data. Transmission of video by radio waves is known as television. Transmissions can be analog or digital. These days, broadcasts are often simulcast on the Internet as well.
Contents |
[edit] Transmission modes
[edit] Digital data and metadata
- Broadcast Metadata Exchange Format [1]
- Radio Data System (RDS, RBDS)
[edit] Emergency broadcasts
- CONELRAD
- Emergency Alert System (USA current)
- Emergency Broadcast System (USA old)
- AlertReady (Canada)
[edit] Other
- Call sign (call letters of stations)
See also Audio and Music and Video for particular encoding formats for those types of media, and Morse code (which is under Character Encodings).
[edit] External links
- VHF-UHF manual
- Late sixties "Internet" brand transistor radio
- Radio search engine: finds station that's playing your song
- Sales brochure showing how formulaic radio was getting even back around 1980
- Radio Monitoring: The How To Guide
- How People Used to Download Games From the Radio
- How some inmates hack, rewire, and retool their radios to create walkie-talkies
- Digital audio technical metadata at KBOO
