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576i. SDTV resolution by nation; countries using 576i are in blue. 576i is a standard-definition digital video mode, [1] originally used for digitizing analogue television in most countries of the world where the utility frequency for electric power distribution is 50 Hz.
The two SDTV signal types are 576i (with 576 interlaced lines of resolution, [6] derived from the European-developed PAL and SECAM systems), and 480i (with 480 interlaced lines of resolution, [3] based on the American NTSC system). SDTV refresh rates are 25, 29.97 and 30 frames per second, again based on the analog systems mentioned.
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576i, a standard-definition television digital video mode. PAL region, a common term regarding video games, meaning regions where the 625-lines PAL standard was traditionally used. PAL/SECAM DVD.
Short description: Standard-definition video mode. SDTV resolution by nation; countries using 576i are in blue. 576i is a standard-definition digital video mode, [1] originally used for digitizing analog television in most countries of the world where the utility frequency for electric power distribution is 50 Hz.
Mar 12, 2020 · retro tech meta. 576i is a display specification for regular format PAL television. It stands for 576 lines vertically, interlaced over 50 fields. Let’s break that down. Before the days of progressive digital video like we have on all modern computers and digital television broadcasts, video for television was encoded using analog standards.
Values above about 500 pixels per line are enough for conventional broadcast television; DVB-T, DVD and DV allow better values such as 704 or 720. The video format can be transported by both major digital television formats, ATSC and DVB, and on DVD, and it supports aspect ratios of standard 4:3 and anamorphic 16:9.
