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14 Reference Infomation
14-6
Horizontal Frequency
The time to scan one line connecting the right edge to the left edge of the screen horizontally is called
Horizontal Cycle and the inverse number of the Horizontal Cycle is called Horizontal Frequency. Unit: kHz
Vertical Frequency
Like a fluorescent lamp, the screen has to repeat the same image many times per second to display an
image to the user. The frequency of this repetition is called Vertical Frequency or Refresh Rate. Unit: Hz