Some projects are both educational and useful. We believe that [Jasper’s] Arduino based electronic load is one of those project. [Jasper’s] electronic load can not only act as a constant current load, ...

With these mods, this circuit will last quite a long time, especially if you make things easier for the relay by turning off power to the motor before switching directions. It is simple and effective ...

The “envelope” of an oscillating signal is a smooth curve outlining its extremes. We can use such an envelope to help us control our audio-reactive artifacts. As you may recall from my previous MEGEQ7 ...