Colonius is the
Cologne
Cologne ( ; german: Köln ; ksh, Kölle ) is the largest city of the German western States of Germany, state of North Rhine-Westphalia (NRW) and the List of cities in Germany by population, fourth-most populous city of Germany with 1.1 m ...
telecommunication
Telecommunication is the transmission of information by various types of technologies over wire, radio, optical, or other electromagnetic systems. It has its origin in the desire of humans for communication over a distance greater than that fe ...
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 signaling and communicating using radio waves. Radio waves are electromagnetic waves of frequency between 30 hertz (Hz) and 300 gigahertz (GHz). They are generated by an electronic device called a transmit ...
relay and radio services within the
VHF
Very high frequency (VHF) is the ITU designation for the range of radio frequency electromagnetic waves (radio waves) from 30 to 300 megahertz (MHz), with corresponding wavelengths of ten meters to one meter.
Frequencies immediately below 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 encoding, in contrast to the earlier analog television technology which used analog signals. At the time of its development it was considered an innovative advanc ...
(
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 Febr ...
) from the tower in the
Cologne/Bonn region
The Cologne Bonn Region (German: ''Region Köln/Bonn'') is a metropolitan area in North Rhine-Westphalia (NRW), Germany, covering the cities of Cologne, Bonn and Leverkusen, as well as the districts of Rheinisch-Bergischer Kreis, Oberbergischer K ...
.
Image:Colonius 0458.JPG, Colonius, telecommunications tower
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