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Do all networks use the same resolutions or HDTV format?

April 26, 2017format hdtv Networks resolutions

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Do all networks use the same resolutions or HDTV format?

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No. The Digital TV guidelines (called ATSC standards) allow for many DTV broadcasting formats or resolutions. Two of these are considered true High Definition: 720p and 1080i. Both of these formats use the widescreen 16:9 aspect ratio compared with TV’s old/usual 4:3 aspect ratio.