Makers, developers and hobbyists that enjoy building Arduino projects might be interested in a new Arduino based board in the form of the Qduino Mini, that has been created by 14 year old developer ...

The circuit has been designed to construct a practical mechanism that can easily and automatically charge batteries rated at 6 V or 12 V used in automobiles. BC557 – PNP general purpose transistors ...

Testing a Li-ion battery charger using its natural load (i.e., a battery) is time consuming because the charging process can take an hour or more. The test time varies widely, depending on whether you ...

With the increased use of battery-powered portable electronics, you might find yourself faced with testing the battery chargers that keep these products running. A battery charger is just an ...