It’s always a pleasure to find a hardware hacker who you haven’t seen before, and page back through their work. [Bettina ...

It’s probably not much of a stretch to say that many of us have taken on a project or two that were little more than thinly veiled excuses to add a new tool or piece of gear to our arsenal. There’s ...

When you buy the do-it-yourself kit, it requires a little solder work, and you will get everything needed to complete the project. The packet also includes a pretty good transparent acrylic enclosure, ...

Learn how to make a magnet motor generator at home with our step-by-step guide! This video will walk you through the entire ...

A dead Tek FG503 function generator plug-in inspires a teardown. The culprit? A bad op amp in the power supply. A former coworker friend sent me a Tektronix 3-slot mainframe and several plug-in ...

Function generators (FGs) are measurement instruments in the category of waveform sources. They grew out of both a need for a versatile source of multiple waveshapes and from some interesting analog ...

This all-analog circuit provides three key waveforms simultaneously and at the same frequency within the audio band. It is useful for evaluating audio systems, transformers, cables, and other ...