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Miscellaneous

What's the difference between h. d. and u. h. d.?


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The minimum resolution that can be called high definition or HD has 1280 columns and 720 rows of pixels. 4K is a higher level of HD often called Ultra HD or UHD. Technically, the name is a bit of a misnomer, because there are 3840 columns and 2160 rows of pixels.

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