Specifications

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* Numbers marked with an asterisk are approximate. These numbers and also the exact
location of the 525'th line may vary slightly depending on the subject matter and with the
make and model of equipment used.
+ To make this text clearer, numbers marked with a plus sign have been rounded from
actual precise values that have lots of decimal places.
For NTSC interlaced video, the horizontal resolution is 80 (79) times the video circuitry
bandwidth in megahertz, for example 3.0 MHz which is typical for a cheap TV allows
about 240 lines of resolution.