convert atx power supply to car battery charger

Charge with computer power supply car battery or how to charge the battery with 12v power supply, utilize old computer power supplies. Computer switching power from 12v to 13,8v and 14v to 16v 10A, 15 Ampe. Demand for rechargeable batteries of all kinds, very simple. I switch the source of an integrated computer ic 7520 or AT 2005 WT, 8990. LPG and I change the type of protection ic and use separate oscillators, such as AZ 7500, TL494
guide how: how to reduce amps on battery charger: https://youtu.be/WljkZeAEEHo

Видео convert atx power supply to car battery charger канала Alfred