Tower of Power (transmitter)
Encyclopedia
Tower of Power is a 777 ft (236.8 m), 100,000 Watt
Watt
The watt is a derived unit of power in the International System of Units , named after the Scottish engineer James Watt . The unit, defined as one joule per second, measures the rate of energy conversion.-Definition:...

 TPO transmitter
Transmitter
In electronics and telecommunications a transmitter or radio transmitter is an electronic device which, with the aid of an antenna, produces radio waves. The transmitter itself generates a radio frequency alternating current, which is applied to the antenna. When excited by this alternating...

 of GMA Network
GMA Network
GMA Network is a major commercial television & radio network in the Philippines. GMA Network is owned by GMA Network, Inc. a publicly listed company...

 located in Tandang Sora, Barangay Culiat, Quezon City
Quezon City
Quezon City is the former capital and the most populous city in the Philippines. Located on the island of Luzon, Quezon City is one of the cities and municipalities that make up Metro Manila, the National Capital Region. The city was named after Manuel L...

. It was inaugurated on November 7, 1988, the tallest man-made structure in the Philippines
Philippines
The Philippines , officially known as the Republic of the Philippines , is a country in Southeast Asia in the western Pacific Ocean. To its north across the Luzon Strait lies Taiwan. West across the South China Sea sits Vietnam...

 in 1988. The transmitter is currently the second tallest structure in Quezon City
Quezon City
Quezon City is the former capital and the most populous city in the Philippines. Located on the island of Luzon, Quezon City is one of the cities and municipalities that make up Metro Manila, the National Capital Region. The city was named after Manuel L...

 after the Net-25 Tower which rises 276 m (905.5 ft). It serves as a transmitter facility for both GMA
DZBB-TV
DZBB-TV, channel 7, is the flagship station of Philippine television network GMA Network, Inc. Its studios are located at the GMA Network Center, at the corner of Timog Avenue and Epifanio de los Santos Avenue in Quezon City...

, GMA News TV
DZOE-TV
DZOE-TV, channel 11, is a television station in Quezon City, owned by ZOE Broadcasting Network. As part of an agreement with GMA Network, the station simulcasts GMA News TV, a national news channel...

 and Barangay LS 97.1.

History

The Tower of Power was constructed on a huge vacant lot on October 7, 1987, as a new edifice for the network and for the preparation for Rainbow Satellite broadcast to replace an old surplus 50-kilowatt transmitter located at the old RBS building in EDSA
Epifanio de los Santos Avenue
Epifanio de los Santos Avenue , formerly known as Highway 54, is the main circumferential road and highway of Metro Manila in the Philippines. It is an important commuting artery between the northern and southern parts of the metropolitan area...

, and to clear TV and FM reception.

The transmitter's construction uses 600 tons of steel from a local steel mill, costing 170 billion pesos for the building of this transmitter. Antennas are also provided to enhance signal strength. After several months of planning, the transmitter completed in October 1988 and on November 7, 1988, the transmitter was opened by then President
President
A president is a leader of an organization, company, trade union, university, or country.Etymologically, a president is one who presides, who sits in leadership...

 Corazon Aquino
Corazon Aquino
Maria Corazon Sumulong Cojuangco-Aquino was the 11th President of the Philippines and the first woman to hold that office in Philippine history. She is best remembered for leading the 1986 People Power Revolution, which toppled Ferdinand Marcos and restored democracy in the Philippines...

 and the GMA Network board of directors. A grand TV special called Towering Power: A Musical Dedication was started after the inauguration. The slogan GMA-7-POWER was used from November 7 to December 1, 1988 as a station ID.

Even the transmitter was served as a symbol of democracy after the EDSA Revolution in 1986, this makes both the network and the transmitter as instruments of democratic freedom after the downfall of President Marcos
Ferdinand Marcos
Ferdinand Emmanuel Edralin Marcos, Sr. was a Filipino leader and an authoritarian President of the Philippines from 1965 to 1986. He was a lawyer, member of the Philippine House of Representatives and a member of the Philippine Senate...

. The transmitter survived after a devastating earthquake
1990 Luzon earthquake
The Luzon earthquake occurred on Monday, July 16, 1990, at 4:26 PM local time in the Philippines. The densely populated island of Luzon was struck by an earthquake with a 7.8 Ms...

 struck the island of Luzon
Luzon
Luzon is the largest island in the Philippines. It is located in the northernmost region of the archipelago, and is also the name for one of the three primary island groups in the country centered on the Island of Luzon...

 on July 16, 1990 and to withstand the structure from typhoons.

The Tower of Power is being competed with the Crystal Palace TV Tower in the United Kingdom
United Kingdom
The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...

 so close to their height at 219 meters, this has been compared to Tokyo Tower
Tokyo Tower
is a communications and observation tower located in Shiba Park, Minato, Tokyo, Japan. At , it is the second tallest artificial structure in Japan. The structure is an Eiffel Tower-inspired lattice tower that is painted white and international orange to comply with air safety regulations.Built in...

 in Japan
Japan
Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

 at 332.5 meters, KVLY-TV mast
KVLY-TV mast
The KVLY-TV mast is a tall television-transmitting mast in Blanchard, Traill County, North Dakota, United States, used by Fargo station KVLY-TV channel 11...

 in North Dakota
North Dakota
North Dakota is a state located in the Midwestern region of the United States of America, along the Canadian border. The state is bordered by Canada to the north, Minnesota to the east, South Dakota to the south and Montana to the west. North Dakota is the 19th-largest state by area in the U.S....

 with 628.8 meters and the Tokyo Sky Tree to be finished in December 2011, at 634.0 meters.

The transmitter

The Tower of Power uses its high-gain corner reflector antennas to produce a wide coverage of VHF TV reception in Metro Manila
Metro Manila
Metropolitan Manila , the National Capital Region , or simply Metro Manila, is the metropolitan region encompassing the City of Manila and its surrounding areas in the Philippines...

 and nearby provinces including Bulacan
Bulacan
Bulacan , officially called the Province of Bulacan or simply Bulacan Province, is a first class province of the Republic of the Philippines located in the Central Luzon Region in the island of Luzon, north of Manila , and part of the Metro...

, Pampanga
Pampanga
Pampanga is a province of the Philippines located in the Central Luzon region. Its capital is the City of San Fernando, Pampanga. Pampanga is bordered by the provinces of Bataan and Zambales to the west, Tarlac and Nueva Ecija to the north, and Bulacan to the southeast...

, Zambales
Zambales
Zambales is a province of the Philippines located in the Central Luzon region. Its capital is Iba. Zambales borders Pangasinan to the north, Tarlac and Pampanga to the east, and Bataan to the south. The province lies between the South China Sea and the Zambales Mountains. With a land area of...

, Tarlac
Tarlac
Tarlac is a landlocked province of the Philippines located in the Luzon Island. Its capital is Tarlac City. Tarlac borders Pampanga to the south, Nueva Ecija to the east, Pangasinan to the north, and Zambales to the west...

, Bataan
Bataan
Bataan is a province of the Philippines occupying the whole of the Bataan Peninsula on Luzon. The province is part of the Central Luzon region. The capital of Bataan is Balanga City and it is bordered by the provinces of Zambales and Pampanga to the north...

, Nueva Ecija
Nueva Ecija
Nueva Ecija is a landlocked province of the Philippines located in the Central Luzon region. Its capital is Palayan City...

, Laguna, Batangas
Batangas
Batangas is a first class province of the Philippines located on the southwestern part of Luzon in the CALABARZON region. Its capital is Batangas City and it is bordered by the provinces of Cavite and Laguna to the north and Quezon to the east. Across the Verde Island Passages to the south is the...

, Cavite
Cavite
Cavite is a province of the Philippines located on the southern shores of Manila Bay in the CALABARZON region in Luzon, just 30 kilometers south of Manila. Cavite is surrounded by Laguna to the east, Metro Manila to the northeast, and Batangas to the south...

, Quezon
Quezon
-History:Originally, what now forms Quezon was divided among the provinces of Batangas, Laguna, and Nueva Ecija. The area was first explored by Juan de Salcedo in 1571-1572, during his expedition from Laguna to Camarines provinces....

, Aurora and Rizal
Rizal
Rizal is a province located in the CALABARZON , just 16 kilometers east of Manila. The province was named after the country's national hero, José Rizal. Rizal Governor Casimiro A. Ynares III on June 17, 2008 announced the transfer of the Capitol from Pasig. Its P 270-million capitol building,...

 in both grades A and B for the broadcasts of DZBB-TV
DZBB-TV
DZBB-TV, channel 7, is the flagship station of Philippine television network GMA Network, Inc. Its studios are located at the GMA Network Center, at the corner of Timog Avenue and Epifanio de los Santos Avenue in Quezon City...

 and DZOE-TV
DZOE-TV
DZOE-TV, channel 11, is a television station in Quezon City, owned by ZOE Broadcasting Network. As part of an agreement with GMA Network, the station simulcasts GMA News TV, a national news channel...

.

For FM radio, DWLS's signal strength utilized by a circular bay Jampro FM antenna provides listeners with clear FM reception of 25 kilowatts and to spread out in Metro Manila and nearby provinces as well.

It also serves as a repeater for the transmissions of Channel 27 in Cebu
Cebu
Cebu is a province in the Philippines, consisting of Cebu Island and 167 surrounding islands. It is located to the east of Negros, to the west of Leyte and Bohol islands...

 and Davao
Davao
Davao refers to several closely related places in Mindanao in the Philippines. The term is used most often to refer to the city.*Davao Region, an administrative region*Davao del Norte province*Davao del Sur province*Davao Oriental province...

 to relay Channel 11's programs.

The transmitter facility

The transmitter facility houses both DZBB-TV, DZOE-TV and DWLS containing sets of transmitter equipment imported by Harris
Harris Corporation
Harris Corporation is a Florida-based international communications equipment company that produces wireless equipment, electronic systems, and both terrestrial and spaceborne antennas for use in the government, defense, and commercial sectors. It is also the largest private-sector employer in...

 and RCA of the United States
United States
The United States of America is a federal constitutional republic comprising fifty states and a federal district...

, and Japan
Japan
Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

's JVC
JVC
, usually referred to as JVC, is a Japanese international consumer and professional electronics corporation based in Yokohama, Japan which was founded in 1927...

. At the same time, the satellite downlink facility housed all satellite broadcasts directly to the United States and other countries to produce foreign programs.

See also

  • GMA Network
    GMA Network
    GMA Network is a major commercial television & radio network in the Philippines. GMA Network is owned by GMA Network, Inc. a publicly listed company...

  • DZBB-TV
    DZBB-TV
    DZBB-TV, channel 7, is the flagship station of Philippine television network GMA Network, Inc. Its studios are located at the GMA Network Center, at the corner of Timog Avenue and Epifanio de los Santos Avenue in Quezon City...

  • DWLS
  • DZOE-TV
    DZOE-TV
    DZOE-TV, channel 11, is a television station in Quezon City, owned by ZOE Broadcasting Network. As part of an agreement with GMA Network, the station simulcasts GMA News TV, a national news channel...

  • List of famous transmission sites
  • List of tallest towers in the world
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