All items tagged with Battery and Power (66)

1-07-2010 | Most hobbyists will have some tools that are battery-powered, such as a drill, screwdriver or power scissors. Unfortunately (and especially...

1-04-2010 | These days many components and microcontrollers are designed for low-voltage operation and can be powered directly from a battery. For vario...

1-09-2009 | At the beginning of the twentieth century the internal combustion engine started to take over from electrically-powered vehicles. Now, a hun...

1-09-2009 | The self-balancing single-axle DIY electrovehicle uses sealed lead acid (SLA) batteries for power. You can of course use the supplied charge...

1-07-2008 | It takes only a handful of components to build our intelligent regulator. It uses a PIC 12C671 microcontroller, which has the double advanta...

1-07-2007 | The power supply system of zBot1 consists of two parts, the main accumulator and the auxiliary battery. The main power source was realised w...

1-04-2007 | Lithium-based chemistries have for some time been showing the most promise of all battery technologies. Although they offer an unsurpassed e...

1-07-2005 | This circuit was designed to ‘baby-sit’ SLA (sealed lead-acid or ‘gel’) batteries using freely available solar power. SLA batteries suffer f...

1-10-2003 | GoldCap capacitors offer an interesting alternative power source when compared to conventional disposable or even rechargeable batteries. Th...

1-07-2000 | The LM4050 from National Semiconductor is a high precision micropower shunt voltage reference in a sub-miniature, surface-mount, three pin,...