Herctrap sent me this link yesterday. Based on the Burr Brown OPA2107 Operational Amplifier, this guy made a small audio amplifier without soldering the parts on a PCB. The soldering...
The cell phones have change dramatically over time. From those old and heavy VHF-like devices, they have turn into small anorexic shiny jewels, with processing power that some PCs...
Maybe you do remember this pewpewpewpew game that i featured last year... Well, ridiculousness became mobile! Youtube user FaheyKotaku downloaded a game to play on his mobile phone...
It is a magic picture! You can't see it, but Robert Voit, a German photographer, promises that there IS a hidden cell-phone tower in there! He has been traveling around the world...
It has happen before... but only in a movie, and usually with a coin or a lucky charm. This man shows how his cell phone battery ended, after being shot by a stray bullet. He was...
Steve Hoefer form grathio made this mod. He discovered that many phones have capacitance (rather than resistance) touch screens. The problem with capacitance sensors, is...