If you want to measure AC or DC current with an oscilloscope, a current clamp is ... but he did. This probe design is little more than a 3D printed case, an old power supply toroid, and a ...

Fancy measurement gear is often expensive to buy, but some bits of kit are entirely DIY’able if you’re ... frequency active differential oscilloscope probe, and they’re not cheap.

A quick start guide for beginner standard digital signal oscilloscope (DSO). If this doesn’t help, consider reading the ...