Uetliberg TV-tower
The TV Tower is a 186 meter high Uetliberg Tower of reinforced concrete with a steel tower Tower on Uetliberg near Zurich. The TV Tower is the company Swisscom Broadcast for broadcasting of radio and television programs in the region of Zurich and is not normally open to the public - guided tours are available by appointment. In addition, the tower takes over microwave links for television program supply, operation and radio services for GSM and serves the Federal Office of Meteorology and Climatology as a measuring station.
Location
The Uetliberg TV tower stands on the same mountain at an altitude of 854 m above sea level. M. on the territory of the city of Zurich. Adjacent are a hotel and the 72 meter high observation tower Uetliberg. The unequal height towers form a distinctive landmark on Zürich's local mountain.
History
The predecessor of today's broadcast tower on the Uetliberg was built in 1953 for the first television broadcasts in Switzerland and had a height of 75 meters. As early as 1956 was the commissioning of the first FM radio station ( DRS 2) and the first wireless telephone connection in Switzerland. The second FM station (DRS 1) followed in 1964 and the television programs TSR and TSI in 1969. Only five years later, a new building followed. 1968, the tower was increased to 132 meters and 1983, supplemented by a 50 meter high tower for the additional local radio station Radio 24 Energy and Zurich as well as for the state broadcaster DRS 3.
1987 was the start of construction of the new tower, which commenced operations in May 1990. The construction costs were approximately eleven million Swiss francs. 1999 was the commissioning of digital audio broadcasting and in 2003 was the installation of the GSM system. On the night of May 26, 2004, an arson attack on the transmission tower. The smoldering fire caused a million damage and led to interruption of transmission of the two state-owned Swiss television programs. After 2006, the broadcasting of digital television (DVB -T) was added, was switched off the analogue television in 2007. A year later, the Digital Video Broadcasting - Handheld went into operation.
Description
The 11 -meter-deep foundation with a diameter of 16 meters weighs 2250 tons, the concrete shaft in 2050, the steel tower 240 and the fiberglass tip 6 tons. In the underground cellars are rooms for telecommunications equipment. The total height of 186.7 meters, is divided into a three-beam concrete shaft with 55.2, a tubular steel tower of 111 and an upper part made of GRP with 20.5 meters in length. The diameter of the steel tube tower tapers from 3.2 to 1.6 meters.
At 46.4 meters in height, there is a one-storey operation pulpit, whose façade is clad with polycarbonate lenses. The tower basket in the shape of an inverted truncated cone that tapers from 12.80 to 13.95 meters. In reinforced concrete around 140 tonnes of steel reinforcement have been processed. In addition, the tower contains 54 km prestressing wire 7 millimeters in diameter. The total weight is about 4550 tons.
With the assumed maximum wind speed of 220 kilometers per hour, the peak varies up to 2.2 meters from the vertical. The engineers and architects came from Schindler & Schindler, Zurich (today Schindler & Partners ), the construction was for the company Brunner Erben.
Range and performance
The Uetliberg TV tower covers the metropolitan area of Zurich, the Limmat Valley, and parts of the Knonaueramt Glatttals. For lesser extent towns of the Zürcher Oberland in the direction Effretikon be supplied with the transmission power. The antenna performance varies between 10 watts and 55 kilowatts. The energy consumption of the plant is about 700,000 kilowatt hours per year. Consist microwave links to eight transmitters in Switzerland and one in Germany via the transmitter in Felsenegg.
Frequencies and programs
Analogue radio (FM )
The Uetlibergturm emits six radio programs.
Digital radio ( DAB)
DAB is broadcast in vertical polarization and single-frequency operation with other transmitters.
- Option Musique (64 kbit / s DAB )
- Rete Tre (64 kbit / s DAB )
- Espace 2 (64 kbit / s DAB )
- Radio Eviva (64 kbit / s DAB )
- Radio Top Two (64 kbit / s DAB )
- Life Channel (64 kbit / s DAB )
- Energy Zurich (64 kbit / s DAB )
- Energy Basel (64 kbit / s DAB )
- Swiss Mountain Holiday Radio ( 64 kbit / s DAB )
- Inside radio (64 kbit / s DAB )
- Radio Maria (64 kbit / s DAB )
- Radio Argovia (64 kbit / s DAB )
- Top Radio (64 kbit / s DAB )
- Radio Central ( 64 kbit / s DAB )
- Radio Sunshine (64 kbit / s DAB )
- Radio 24 (64 kbit / s DAB )
- Radio 105 (64 kbit / s DAB )
- Horeb (64 kbit / s DAB )
- Aargau Baden, Kuettigen, Reuenthal
- Appenzell Ausserrhoden: Herisau
- Basel- Country: Grellingen, Sissach
- Basel City: Basel (St. Chrischona )
- Bern: Bern ( Bantiger ), Burgdorf ( Rothöhe ) Langnau im Emmental, courtyards at Thun, Orvin, Rütschelen ( Dornegg )
- Glarus: Braunwald, Engi
- Graubünden: Medels in the Oberland, Morissen, Trun, Valzeina, Versam
- Lucerne: Geuensee
- Schwyz: Rigi ( Kulm )
- St. Gallen: Ruthi, St. Gallen, Wattwil, Wild House ( Santis ), brick bridge
- Uri: ATTINGHAUSEN
- Zurich: Hinwil ( Bachtel ), Schaffhausen ( Cholfirst ), wine rings, Winterthur ( Brüel mountain ), Zurich ( Uetliberg ), Zurich ( Zurich Berg)
- Austria: Bregenz ( pledges )
- Radio SRF 1 Aargau / Solothurn (64 kbit / s DAB )
- Radio SRF 1 St. Gallen (64 kbit / s DAB )
- Radio SRF 1 Zurich / Schaffhausen (64 kbit / s DAB )
- Radio 1 (64 kbit / s DAB )
- Radio FM1 (64 kbit / s DAB )
- Radio Zürisee (64 kbit / s DAB )
- Rouge FM ( 64 kbit / s DAB )
- Radio Pilatus (64 kbit / s DAB )
- Voice of Russia (64 kbit / s DAB )
- Aargau Baden *, Kuettigen ( Wasserfluh ) *
- Basel City: Basel (St. Chrischona )
- Lucerne: Geuensee
- Schwyz: Rigi ( Kulm )
- Zurich: Winterthur ( Brüel mountain ), Zurich ( Uetliberg ) *
Transmitter with planned commissioning:
- St. Gallen: Brick bridge
- Zurich: Hinwil ( Bachtel )
* To 3 September 2013, channel 9A
- Radio SRF 1 (56 kbit / s / 80 kbit / s DAB )
- Radio SRF 2 Culture (96 kbit / s DAB )
- Radio SRF 3 (80 kbit / s DAB )
- Radio 4 News SRF (48 kbit / s / 64 kbit / s DAB )
- Radio SRF music wave (56 kbit / s / 80 kbit / s DAB )
- Radio SRF virus ( 80 kbit / s DAB )
- World Radio Switzerland (64 kbit / s DAB )
- RTS La Première (72 kbit / s DAB )
- Radio Romansh (72 kbit / s DAB )
- Radio Swiss Pop ( 72 kbit / s DAB )
- Radio Swiss Jazz ( 72 kbit / s DAB )
- Radio Swiss Classic ( 96 kbit / s DAB )
- Aargau Baden, Frick, Kuettigen, Reuenthal, Riet Home, Wildegg
- Appenzell Ausserrhoden: Herisau
- Basel- Country: Läufelfingen, Grellingen, Sissach, Waldenburg, Ziefen
- Basel City: Basel (St. Chrischona )
- Bern Adelboden, Beatenberg (Low Horn ), Bern ( Bantiger ), Gstaad, Brienz, Burgdorf ( Rothöhe ) Diemtigen, Eggiwil, Gadmen, Guggisberg, Heimenschwand, courtyards at Thun, ins, Kandersteg, Köniz, Langnau im Emmental, Lauterbrunnen, steering im Simmental ( Hahnenmoospass ), Orvin, Rütschelen ( Dornegg ), Saanen, Wyssachen, Zweisimmen
- Fribourg: Fribourg ( Cordast )
- Glarus: Braunwald, Engi
- Graubünden: Valzeina
- Lucerne: Escholzmatt, Geuensee, Schüpfheim, Sören Berg, Willisau
- Obwalden Engelberg, Sarnen
- Schwyz: Einsiedeln, Oberiberg, Rigi ( Kulm )
- St. Gallen: Ruthi, St. Gallen, Wattwil, Wild House ( Santis ), brick bridge
- Thurgau: Mammern, Sirnach, Weinfelden ( Ottenberg )
- Uri Andermatt, ATTINGHAUSEN
- Wallis: Binn, Ferden, Feschel, Leukerbad, Saas Fee, Visperterminen ( Gebidem ), Zermatt, Zwischbergen
- Zurich: Bülach, Elgg, fish Thal, Hinwil ( Bachtel ), Schaffhausen ( Cholfirst ), wine rings, Winterthur ( Brüel mountain ), Zurich ( Uetliberg ), Zurich ( Zurich Berg)
- Germany: Bad Säckingen ( Eggberg ), Konstanz ( telephone exchange ), Hohentengen ( Wannberg )
- Austria: Bregenz ( pledges )
Digital TV (DVB -T)
Since 15 May 2006, the Uetliberg station broadcasts a DVB -T signal.
Analog TV (PAL)
Before converting to DVB -T antenna site continued to serve for analog TV: