CRT test pattern generator built on M5StickC PLUS2 outputs PAL/NTSC composite patterns, making quick on-site CRT checks easy ...

While most countries have switched to digital broadcasting, and most broadcasts themselves have programming on 24/7 now, it’s hard to remember the ancient times of analog broadcasts that would ...

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 ...

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 ...