In this article we will try to build an automatic battery charger circuit using dump capacitor concept for self detecting and charging a multiple set of batteries. The idea was […]
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Battery Charger Circuit using Fixed Resistors
This universal automatic battery charger circuit is extremely versatile with its functioning and can be adapted for all types of battery charging and even for solar charge controller application. Universal […]
10 LED Tachometer Circuit
The post explains how an accurate 10 LED tachometer circuit can be built using ordinary parts like IC 555 and IC LM3915. The idea was requested by Mr. Munsif. What […]
Arduino Battery Level Indicator Circuit
In this post, we are going to construct an Arduino based battery level indicator, where a series of 6 LEDs show the level of the battery. If you are interested […]
Arduino based Battery Over Discharge Protection Circuit
In this post, we are going to construct a over discharge protection circuit for 12v battery using Arduino which can protect 12V SLA battery against over discharge, and also […]
Battery Full Charge Indicator Circuit using Two Transistors
This little circuit will alert the user regarding a battery reaching its full-charge level (over charge) while it’s being charged, by illuminating an LED. The circuit uses just a couple […]