Here is a crude but efficient tricky charger for Lead Acid Battery. It uses a 12 volt car bulb as current regulator and charge status indicator. The brightness of the bulb indicates how much charge is ...

Is anything more disappointing than being all geared up and ready to ride, only to thumb your motorcycle’s starter and hear nothing? Avoid this sad scenario by keeping your battery fully topped up ...

This battery charger circuit can be used to charge one or more batteries with the total nominal voltage of 12 V, meaning ten NiCd battery or six 2 V lead acid. The circuit is pretty small and can be ...