PAL

For other meanings of "PAL" see PAL (disambiguation).

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PAL, short for phase-alternating line, phase alternation by line or for phase alternation line,

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is a colour encoding system used in broadcast television systems in large parts of the world. Other common analogue television systems are SECAM (which is very similar to PAL, and so most countries which currently use SECAM are in the process of adopting PAL) and NTSC. PAL was developed by Walter Bruch at Telefunken in Germany, and the format was first introduced in 1967.

Related Topics:
Colour - Broadcast television systems - Analogue television - SECAM - NTSC - Walter Bruch - Telefunken - Germany - 1967

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The term "PAL" is often used informally to refer to a 625-line/50Hz (principally European) television system, and to differentiate from a 525-line/60Hz (principally USA/Japan)

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"NTSC" system. Accordingly DVDs are labelled as either "PAL" or "NTSC" (referring

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informally to the line-count and frame-rate) even though technically neither of them have encoded PAL or NTSC composite colour.

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French electronics manufacturer Thomson, where Henri de France developed SECAM, later bought Telefunken. Thomson is also behind the RCA brand for consumer electronics products, and RCA created the NTSC color TV standard (before Thomson became involved).

Related Topics:
Thomson - Henri de France - SECAM - Telefunken - RCA - NTSC

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