Samsung 275TPLUS - Manual (Page 60)

1024
VESA, 1280 x
1024
79.976 75.025 135.000 +/+
VESA, 1600 x
1200
75.000 60.000 162.000 +/+
VESA, 1920 x
1200
74.038 59.950 154.000 +/-
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