254 Appendix A Command Reference
pal_blank
Factor from 0 (least negative) to 4095 (most negative) used to set the zero level of the
PAL output at 0.0 IRE.
Query syntax CALF?
Related commands The AVSC command matches the levels for the three analog video channels. The ALLU
command updates the signal generating hardware to the new settings and redraws the
test image.
Example
CALF 1090, 2590, 1992, 3223, 1149, 2634, 2059, 3278, 1001, 2506, 1993,
3221, 781, 780, 3387, 3513 // Set new factors
ALLU // Use new factors