KRAMER: SIMPLE CREATIVE TECHNOLOGY
Defining the 811 Test Patterns
12
Pattern #
Name
Display
Can be used to:
49-50
Black and white
vertical and
horizontal
Check the regulation of the CRT
video drive power supply circuits
Check horizontal and vertical
deflection and linearity
51
Black and white
pixels
Perform high frequency testing for
luminance
52
Modulated steps
Check chrominance response with
respect to luminance level
53
Pulse and bar
Check hue response
Check chroma-luma delay
54
Bowtie
Check timing and gain error
55
Hum bar pattern
Locate and evaluate low level
ground loop type signal interference
