A soldering iron should have a feel and a grip that makes it easy to hold in your hand, as if it were a large pen. For electronics, you want a slim, needle-like tip to aid in getting the heat (and ...

I learned some basic electronics in high school physics class: resistors, capacitors, Kirchhoff’s law and such, and added only what was required for projects as I did them. Then around 15 years ago I ...