Promax GV-898+ Mode D'emploi page 52

Colour pattern generator GV-898+
• 4 white circles with a black square crossed by one horizontal and one
vertical line on the four extremes of the image.
Colour signals from the left to the right:
• Vertical bar of R-Y not alternated (90°/90°) and B-Y=0 (Anti-PAL)
• 2 vertical bars with R-Y (270° and 90°) and B-Y=0 signals
• 2 rectangles with G-Y=0 (326° and 146°) signal
• 2 rectangles with G-Y=0 (326° and 146°) signal
• 2 vertical bars with B-Y (180° and 0°) and R-Y=0 signals
• Vertical bar of B-Y alternated (0°/180°) and R-Y=0 (Anti-PAL)
Signals inside the central circle
• Black rectangle over white background
• Black to white and white to black transition with one vertical black line on
the white side.
• Square signal of 250 kHz. White level amplitude is 75%
• Colour bars without white nor black (100/0/75/0)
• Mark of picture geometrical centre
• Multi-burst
0.8 / 1.8 / 2.8 / 3.8 / 4.8 MHz (B/G system)
0.8 / 1.8 / 2.8 / 3.8 / 4.8 / 5.63 MHz (D/K system)
1.5 / 2.5 / 3.5 / 4.0 / 4.5 / 5.25 MHz (I system)
0.8 / 1.8 / 2.8 / 1.8 / 0.8 MHz (SECAM)
0.5 / 1.0 / 2.0 / 3.0 / 4.0 MHz (M/N systems)
100% of the white level. Sinusoidal signals
• 5 level white and black staircase
• White to black and black to white transitions with one vertical white line on
the black side.
• Colour transition, yellow/red/yellow
Chart nº 2
FuBK chart
PAL system
Signals outside the central area
• Cross-hatch
19 vertical lines x 15 horizontal lines
Background at 25% of the white level
Signals inside the central area
From the top to the bottom
• Colour bars (100/0/75/0)
• White and black staircase of 4 levels
• Mark of picture geometrical centre
06/2016 Page 5