The Development Of Television Technology

TV broadcast-Catcher is a pictorial. The word telvisi comes from the word tele & vision; YG has the meaning to talk much (tele) & looks (vision). So TV means seem/be able to see from a distance. Discovery TV aligned with the invention of the wheel, because the invention is capable of changing the world civilization. Indonesia's own ' TV ' farmed ingredients are not formally called with TV, the television hanging, television/tipi.

The Development Of Television Technology

 

Analog television encodes information pictures with varying voltage/frequency of the signal. The entire system before it entered into the digital TV analog.
Yg system used in analog TV is NTSC (National Television System Committee) industry body standards makers yg created it. This system is a great sbagian diteraapkan in United States (USA) & some parts of East Asia, such as: China/China, Japan, North Korea, South Korea, Taiwan, Mongolia.
Meanwhile, the system PAL (Phase-Alternating Line, phase alternation by line/for phase alternation line). In bhasa Indonesia: line alternasi phase), is a colorful encoding used in a television broadcast system, used worldwide. PAL was developed in Germany by Walter Bruch, working at Telefunken & first introduced in 1967.
Digital television (United Kingdom: Digital Television, DTV) is a type of digital modulation using TV & compression system to distribute video, audio, and data signals to the television set. TV high-resolution/high-definition television (HDTV), namely: the international digital TV standard reply is broadcast in the format of 16:9 (regular TV 4:3) & surround-sound 5.1 Dolby Digital. It has a much higher resolution than standard long lbh. Viewers see the picture clearly contoured, with ripe warna2 & depth-of-field more than usual. HDTV has a number of pixel up to 5 times the standard analog PAL used in Indonesia.
Cable television is the broadcasting system TV shows via fiber-optic cables via radio frequency coaxial cable instead of through the air like & broadcast regular TV antenna should be arrested yg. In addition to the TV show, it FM radio show, internet telephone is also collapsible & delivered via cable.
The system location is found in North America, Europe, Australia, East Asia, South America Middle East &. TI cable is less successful in Africa because of the low population density of yg in various areas. Such is the case of the radio, the frequency of the different channels used to disseminate the location via a single cable. The recipient of a box used to select a TV channel. The modern cable TV systems Twitter using digital technology to broadcast more TV channels than the location of analog systems.

Satellite television

 

Satellite television is yg TV transmitted by way of reply similar to such as satellite communications, and can be confused with local TV & cable TV. In many places on this earth, the satellite television service adds a local signal, producing a range of ancient yg channel the reply service & more widely, including to a paid service.
The first satellite TV signals are broadcast from Europe to the Telstar satellite over North America in 1962. The first geosynchronous communications satellite, Syncom 2 was launched in 1963. The first commercial satellite communication in the world, called Intelsat_I (also referred to as Early Bird), was launched into orbit on April 6, 1965. The first national network TV satellite, Orbita, was created in Soviet Union in 1967. The first domestic North American satellite yg contains TV broadcast is a geostasiun belonging to Canada Anik 1 reply launched in 1872. id: Satellite TV.

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