The following scheme diagram is the battery charger circuit for 6V Gel Cell battery type only. Components List: R1 = 22 ohm, 1W R2 = […]


Here is the circuit diagram of battery tester designed by Matthew B.. This circuit can be used to measure the 1.5V and 9V battery. The […]

The following scheme diagram is the circuit diagram of Lead-Acid battery charger. This circuit provides an initial voltage of 2.5 V per cell at 25 […]

The following diagram is the schematic diagram of 12V NiCAD battery charger with charging rate of 200mA/Hour. Components List: Resistor: 1 K Ohm, 68 Ohm, […]

Here’s a very simple circuit inverter that converts DC current into AC current, from 12V DC to 220V AC with output power of 5W max. […]

This is a circuit of a touch switch used to turn on and turn off the electronic device that is connected to the 220V home […]

Here is a simple and easy to build circuit diagram of a 12V car battery charger: Components List: R1 = 1Kohms D1 = 1N4001 T1 […]

This is 0-24VDC digital PIC power supply circuit. This variable power supply controlled with PIC microcontroller. There is LCD display in this circuit which will […]

This battery charger circuit is used to recharge the rechargable lithium battery. The circuit comes from Molicel. Charging is accomplished with a constant current of […]