All items tagged with Battery and charger (89)

31-01-2013 | This circuit was originally designed to power a small weather station but it is perfectly suitable for any other low-power application.The r...

31-01-2013 | This circuit was originally designed to power a small weather station but it is perfectly suitable for any other low-power application.The r...

1-07-2010 | During the past year the author has built a standalone solar panel system, which included the construction of the panels themselves. Such a...

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-...

1-10-2009 | 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 | 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...

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...

1-07-2008 | This project doesn’t use a microcontroller, nor even the slightest specialized integrated circuit (IC). In spite of this, it will look after...

1-07-2008 | The majority of dirt cheap ordinary chargers don’t include any regulation circuitry and so will over-charge a vehicle battery if you’re unwi...