Ramp_b, ramp_g, and ramp_r – Quantum Data 802BT User Manual
Page 693
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802BT/802R Video Test Generator User Guide
683
When selected, this image is displayed.
After pressing the
Step
key, the image moves to the right. Adjust the speed using the
Image
knob (turn clockwise to slow down the image).
Ramp_B, Ramp_G, and Ramp_R
Description
The active video area goes from full black (+7.5 IRE) at the left edge of the screen to full
blue (_B), green (_G), or red (_R) at the right edge. The Ramp_B image is shown below.
Test
Video gain linearity
Method
When viewed on a TV screen, the full range of grays should be visible. There should be no
color shifts visible.
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