Spring Clean Projects 2026

  • Building a Standalone ESP32 Signal Generator

    Building a Standalone ESP32 Signal Generator

    bfio
    Background: What Is a Lissajous Figure? When you feed two sine waves into the X and Y inputs of an oscilloscope in XY mode, the resulting trace is a Lissajous figure, a looping pattern determined by the frequency ratio and phase offset between the tw...

  • VBand (Distraction) Adapter

    kmikemoo
    I really love these Spring Clean Projects.  They help me try to get something accomplished.  Alas, like many, one project begets another - or a diversionary mini-project, at least.  They can multiply like tribbles if it weren't for the...
  • P.U.L.S.E

    P.U.L.S.E

    WernerHZ
    Finishing the P.U.L.S.E. ECG System Portable Unit for Live Signal Electrocardiography A bit of history Ever since I started getting into electronics, I have had this idea of building my own ECG device. Something that could actually show heart signal...