What is another word for test pattern?
Pronunciation: [tˈɛst pˈatən] (IPA) 
A test pattern is a graphic or visual representation that is used to test the quality, accuracy, and reliability of a television or computer system. Some synonyms for the word test pattern include calibration chart, color bar generator, signal generator, pattern generator, and video signal generator. These synonyms are often used interchangeably in the audiovisual industry. A calibration chart is a test pattern that displays a set of standard colors and patterns to ensure that the screen's colors are accurately displayed. The video signal generator is a device used to generate and measure video signals, while a pattern generator is used to create test patterns that can be used to detect defects.
