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Colonius is the 
Image:Colonius 0458.JPG, Colonius, telecommunications tower
Cologne
Cologne ( ; ; ) is the largest city of the States of Germany, German state of North Rhine-Westphalia and the List of cities in Germany by population, fourth-most populous city of Germany with nearly 1.1 million inhabitants in the city pr ...
telecommunication
Telecommunication, often used in its plural form or abbreviated as telecom, is the transmission of information over a distance using electronic means, typically through cables, radio waves, or other communication technologies. These means of ...
s tower, which was finished in 1981. The Colonius possesses a cafeteria, viewing platform, and a restaurant, apart from antennas for radio
Radio is the technology of communicating using radio waves. Radio waves are electromagnetic waves of frequency between 3 hertz (Hz) and 300 gigahertz (GHz). They are generated by an electronic device called a transmitter connec ...
relay and radio services within the VHF range. Because of a missing leaseholder, the visitor's area including restaurant and viewing platform has been closed since 1992. At the time of its completion the Colonius was 252.9 meters high. In 2004 a radio tower added by helicopter increased the height to 266 meters. This addition allowed the broadcast of digital television
Digital television (DTV) is the transmission of television signals using Digital signal, digital encoding, in contrast to the earlier analog television technology which used analog signals. At the time of its development it was considered an ...
(DVB-T
DVB-T, short for Digital Video Broadcasting – Terrestrial, is the DVB European-based consortium standard for the broadcast transmission of digital terrestrial television that was first published in 1997 and first broadcast in Singapore in Fe ...
) from the tower in the Cologne/Bonn region.
External links
* Towers completed in 1981 Observation towers in North Rhine-Westphalia Communication towers in Germany Tourist attractions in Cologne Buildings and structures in Cologne Restaurant towers 1981 establishments in West Germany {{NorthRhineWestphalia-struct-stub