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Old 07 July 2015, 11:59   #47
hooverphonique
ex. demoscener "Bigmama"
 
Join Date: Jun 2012
Location: Fyn / Denmark
Posts: 710
a CRT is essentially a 50/60Hz progressive device with a vertical resolution somewhere in the ~260-290 lines range. interlace is achieved by the source signal delaying every other field by half a scanline, effectively causing it to display the lines in-between the lines of the previous/next field.
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