ocr: 3Advanced timing options RAMDAC Horizontal geometry Pixel clock 98.134 - A MHz Scanrate 55.506 Y 4 kHz Advanced timing options Active 1368 A pixels 13.940 A ps Front porch 72 pixels 0.734 A ps Use the controls to in this your dialog monitor. box to Timing customize parameters the signal include output the pixel by your clock, Sync width 144 - pixels 1.467 - ps display adapter horizontal scan frequency and Frame refresh rate, and the duration of the Back porch 184 A pixels 1.875 A ps various periods during which the electron beam is moving across and down your screen - including both active and ...