Last year, I took a look at some mostly low-cost passive infrared (PIR) motion sensor modules. Then recently, I became more aware of cheap microwave radar motion sensor modules. The popular version of ...

I got a couple of INA 219 modules from an online seller overseas. I was looking for a different dc current sensor module to start a small battery charger project, so I welcomed them. The INA219 based ...

Over the past few decades, Honda's B-series has been modified, pushed to its limits (and beyond), and repurposed more times than we can remember. And whether it's the simple engine swap and street ...