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CCIR System N

From Wikipedia, the free encyclopedia
625-line analog television transmission format
Analog TV systems global map, with System N in orange.

CCIR System N is an analogbroadcast television system introduced in 1951 and adopted byArgentina,Paraguay andUruguay, paired with thePAL color system (PAL-N) since 1980.[1][2][3]

It employs the 625 line/50 field per second waveform of CCIR SystemsB/G,D/K, andI, but on a 6 MHz channel with achrominancesubcarrier frequency of 3.582056 MHz[2][4][5] (similar toNTSC).

Specifications

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The general System N specifications are listed below.[6][4]

Plan showing VHF frequency ranges for ITU Systems

See also

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Notes and references

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  1. ^Sony Corporation (2014)."Help Guide | On TV color systems".www.sony-asia.com.
  2. ^abIazbec; Soria; Tulli; Gonzalez (1999).Estudio de las tecnicas de transcodificacion de señales de television PAL-B / PAL-N (in Spanish). Vol. 10. Centro de Informacion Tecnologica. pp. 341–349.
  3. ^Trappe, Raffael Amadeus (2005)."Worldwide TV Systems (NTSC, PAL, and SECAM)".Paradiso-Design. Archived fromthe original on 2023-04-19. Retrieved2023-11-05.
  4. ^abPemberton, Alan (30 August 2012)."World Analogue Television Standards and Waveforms - CCIR Transmission Systems".Pembers' Ponderings. Archived fromthe original on 2012-08-30.
  5. ^Recommendation ITU-R BT.470-6 -Conventional Television Systems(PDF). ITU-R. 1998.
  6. ^Reference Data for Radio Engineers, ITT Howard W.Sams Co., New York, 1977, section 30

External links

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  1. ^abAlso used in China's DVB-S/S2 network.
  2. ^abDefunct.
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