Staircase - Quantum Data 980 DP User Manual

980 DP Video Generator - User Guide
11.165

Staircase

11.165.1 Description
The active video area goes from full black at the left edge of the screen to full white at the right edge. There are
sixteen (16) steps.
11.165.2 Test
Video gain linearity
11.165.3 Method
When viewed on a monitor's screen, a black bar plus five (5) gray bars should be visible.
There should be no color shifts, and each of the bars should be uniform in color.
The image also can be used with an oscilloscope or TV waveform analyzer to check the gain linearity and gamma
correction of a video system.
Page 370
Rev. A4
July 14, 2014