CCIR System C

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CCIR System C (originally known as the Belgian 625-line system) is an analog broadcast television system [1] used between 1953 and 1978 [2] in Belgium, Italy, Netherlands and Luxembourg as a compromise between Systems B and L. Used on VHF only. [3]

Contents

Specifications

Some of the important specifications for System C are listed below: [4] [3] [1] [5]

Plan showing VHF frequency ranges for ITU Systems VHF Usage.svg
Plan showing VHF frequency ranges for ITU Systems

Television channels were arranged as follows: [2]

System C 625 lines
ChannelVideo carrier (MHz)Audio carrier (MHz)
141.2546.75
1A42.2547.75
248.2553.75
2A49.7555.25
355.2560.75
462.2567.75
4A82.2587.75
5175.25180.75
6182.25187.75
7189.25194.75
8196.25201.75
9203.25208.75
10210.25215.75
11217.25222.75
12224.25229.75

See also

Notes and references

  1. 1 2 Documents of the XIth Plenary Assembly - Oslo, 1966 - Volume V - Sound Broadcasting Television (PDF). International Telecommunication Union. 1967.
  2. 1 2 "World Analogue Television Standards and Waveforms". 30 August 2012. Archived from the original on 30 August 2012.
  3. 1 2 "World Analogue Television Standards and Waveforms". 30 August 2012. Archived from the original on 30 August 2012.
  4. ↑ Reference Data for Radio Engineers, ITT Howard W.Sams Co., New York, 1977, section 30
  5. ↑ "C.C.I.R. Report 624-4 Characteristics of television systems, 1990" (PDF).
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