525-lines is a
standard-definition television resolution used mainly in the context of analog systems.
Analog broadcast television standards
The following
International Telecommunication Union
The International Telecommunication Union is a specialized agency of the United Nations responsible for many matters related to information and communication technologies. It was established on 17 May 1865 as the International Telegraph Unio ...
standards use 525-lines:
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CCIR System J
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CCIR System M
Analog color television systems
The following
analog television color systems were used in conjunction with the 525-lines standards listed previously:
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NTSC
The first American standard for analog television broadcast was developed by National Television System Committee (NTSC)National Television System Committee (1951–1953), Report and Reports of Panel No. 11, 11-A, 12–19, with Some supplement ...
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NTSC-J
NTSC-J is the informal designation for the analogue television standard used in Japan. The system is based on the US NTSC (NTSC-M) standard with minor differences. While NTSC-M is an official CCIR and FCCNational Television System Committee ( ...
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PAL-M
PAL-M is the analogue TV system used in Brazil since 19 February 1972. At that time, Brazil was the first South American country to broadcast in colour. Colour TV broadcast began on 19 February 1972, when the TV networks Globo and Bandeirantes t ...
Digital video
525-lines is sometimes mentioned when digitizing analog video, or when outputting digital video in an standard definition analog compatible format.
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480i
480i is the video mode used for standard-definition digital television in the Caribbean, Japan, South Korea, Taiwan, Philippines, Laos, Western Sahara, and most of the Americas (with the exception of Argentina, Paraguay, and Uruguay). The ...
, a
Standard-definition television digital video mode
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NTSC DVD
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NTSC Video CD
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Rec. 601, a 1982 standard for encoding interlaced analog video signals in digital video form.
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D-1 (Sony)
D-1 or 4:2:2 Component Digital is an SMPTE digital recording video standard, introduced in 1986 through efforts by SMPTE engineering committees. It started as a Sony and Bosch - BTS product and was the first major professional digital video ...
, a 1986 SMPTE digital recording video standard
See also
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625 lines
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480p
480p is the shorthand name for a family of video display resolutions. The p stands for progressive scan, i.e. non-interlaced. The ''480'' denotes a vertical resolution of 480 pixels, usually with a horizontal resolution of 640 pixels and 4:3 ...
{{tv-tech-stub
Television technology