Electronics [this page work in progress]

Charger for small (< 20Ah) lead-acid batteries. Features:

• Constant current/constant voltage (0.7A/14.6V*)
• Automatically switches to float mode (13.7V**) after battery has been charged
• Protection against wrong polarity of battery

* To be set by replacing the 330 k by a smaller or larger value
** To be set with the 10 k potmeter

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