Battery Charger
12 V SLA battery Charger
It is a 12 V SLA (Sealed Lead Acid) battery charger circuit
ref : http://www.talkingelectronics.com/projects/BatteryCharger-12vSLA/BatteryCharger-12vSLA.html
Alkaline Battery Charger
This circuit was specifically designed to recharge alkaline cells. The unusual connection of the transistor in each charging unit will cause it to oscillate, on and off, thus transferring the charge accumulated in the capacitor to the cell. The orange LED will blink for around 5 times a second for a 1.37V cell. For a [...]
