Learn how to build a homemade soldering iron using a 12V charger in this simple DIY tutorial. Discover easy methods like using a resistor or battery to create your own soldering iron without needing ...

Do remember your first soldering iron? We do. It plugged into the wall, and had no way to adjust the temperature. Most people call these kind of irons “fire starters.” Not only are they ...

[Lee] wrote in to share the work he’s done in building a controller for his soldering iron ... he could use it as the source for an adjustable iron. To get around the built-in short-circuit ...

The last thing you want is a half-baked soldering iron that either barely heats up or gets so hot you can't even hold it. A soldering iron with all of the bells and whistles, not to mention safety ...

But many people are worried about using soldering irons to fix their personal tech—for good reason. They’re hot, expensive, ...