The Sarnoff Digital Test Pattern When I was approached about evaluating the Sarnoff Digital Test Pattern, my interest was piqued immediately. After all, it's been a long time since most of us have ...

[Nicholas Murray]’s Composite Test Pattern Generator is a beautifully-made, palm-sized tool that uses an ESP32-based development board to output different test patterns in PAL/NTSC. If one is checking ...

Atlona Technologies announced their newest signal generator designed to test Audio Video systems using SD-SDI, HDSDI, or 3GSDI formats. The AT-3GSDI500 is an advanced SDI pattern generator from their ...

Long before HD and digital television, before cable and flat screens, Channel 6 looked a whole lot different. A slide, called a test pattern, was the first-ever image broadcast on KOTV on October 15th ...

An optical illusion is a visual phenomenon where our perception of thinking about an image differs from objective reality. This image is seen as a Black-and-White Checkered Spiral Pattern Optical ...