Nicholas Murray]’s Composite Test Pattern Generator is a beautifully-made, palm-sized tool that uses an ESP32-based ...

CRTs don’t last forever, and neither do the electronics that drive them. When you have a screen starting to go wonky, then you need a way to troubleshoot which is at fault. A great tool for that is a ...

This is a throw-together project using junk box parts that can be useful whenever an interesting-looking waveform is needed for a demonstration or for the beginnings of a video test generator or curve ...

Read more Test Ideas and Design Ideas here. As ICs increase in complexity and decrease in size, their pin counts drop or, at best, remain constant. The result: a need for pin-saving measures like ...

Designed to evaluate and report the results of backup electrical generators, the Generator Self-Test Verifier checks that a generator has started, that its voltage is within a ±10% tolerance window, ...