[Gigafide] just finished building this flame-powered phone charger. The concept is not new. He grabbed a Peltier cooler and used the temperature differential between a flame and a heat sink to produce ...

If you are planning on creating some sort of Nixie tube display, you will undoubtedly need to find yourself a high voltage DC power supply. If you don’t want to add a transformer to your project, you ...

Linear Tech has introduced a boost converter that starts from 1.8V minimum, but will run with inputs from 0.5-5.5V. It is synchronous, with 1.5A switches, delivering up to 400mA at 12V from 5V. “Its 1 ...