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 ...

Up until the last few years, heat-sensing cameras — think Predator vision — were a thing that pretty much only the Army and the super rich got to play with. Then FLiR figured out how to make the ...

[youtube=http://www.youtube.com/watch?v=pIb1scnD67o&w=470] [Rob] lives in a 100-year-old house, and with these antique lath and plaster walls and old window frames ...