A simple and reliable do-it-yourself car battery charger.
Photos and Videos A minimum of details is a good idea for a beginner and an experienced craftsman
Tag: DIY charger
Charger with control on the primary winding of the transformer
Do-it-yourself charger. Adjustment scheme for the primary winding of the transformer. Schematic diagram, examples of use
Car charger from a computer power supply
If you have an unused (but working) computer power supply, then you are almost the owner of a great car charger.