[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 ...
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 ...
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