The cold heat soldering iron claims to be the world's first cordless, cool-touch soldering tool--it heats up to 800 degrees. In seconds? Does it really work? That's what we wanted to know. So we ...

Every true tech geek worth his or her weight in solder and flux has been foaming at the mouth over a new infomercial on TV. It’s for a device called Cold Heat: a soldering iron that reportedly stays ...

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 ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Signe Brewster and James Austin Hack a Game Boy, assemble a mechanical ...

Small portable soldering irons are all the rage so [electronoobs] decided to build one on his own. While the design isn’t quite as sleek as a commercial unit, considering it holds its own batteries, ...

Learn how to build a 1000°C mini soldering iron using just ordinary batteries with step by step DIY instructions, safety ...

It only makes sense that iFixIt would launch a soldering iron at some point. The company, which is best known for its electronic repair toolkits and wealth of repair guides, says that it has over ...

Rich Meinke is one of the engineers here at KFVS. Repairing small electrical connections is a frequent part of his job. "See and the solder is complete," he demonstrates how quickly a traditional ...

Despite the fact that I am the world’s worst solderer, the smooth lines and features of this Cold Heat Soldering Tool still call to me. The AA battery-powered iron heats to 800° within a second, then ...

I just happened to see a guy slam the Cold Heat soldering iron on a post on Craigslist. He took out the post just to warn people that it was junk. It works by having a four AA batteries connected ...

Reading Bill Macrone at PC Magazine is the win to John Dvorak’s wang. Instead of hearing Dvorak bang out another column based on how his eggs and baby flesh are sitting that morning, Machrone tells us ...