More about battery (485)

23-04-2010 | Mili launched the Power Skin for iPhones doubling your iPhone battery life. It's the world's thinnest external battery and protective case f...

1-04-2010 | Here’s how three Elektor readers came up with an idea for a fully automatic fast charger to keep the batteries in prime condition. This low-...

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...

7-03-2010 | Carbon Nanotubes are VERY TINY cylindrical shaped carbon molecules. And when I say very tiny, I mean in the nanometer-scale (hence the name)...

1-02-2010 | A battery pack is only as strong as its weakest cell. This intelligent battery checker will determine the state of cells so that an optimal...

1-10-2009 | For the solar panel test, which was published in the July 2009 issue, we also asked for a number of smaller solar panels. These small panels...

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 | This circuit was originally designed for monitoring the charge status of the batteries in a solar-powered water feature. However, it can be...

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...

1-07-2009 | The BQ24013 is a simple-to-use charge controller suitable for use with lithium-ion and lithium-polymer batteries. A major advantage it has i...