Recent content by ylzxu456

Thank you very much guys, I very much appreciate it.

Thanks for the replies guys. Sorry for the stupid question, but where would I connect the negative terminal of the series circuit? I know the positive terminal connects to the adapter. Also, with regards to what you (Studiot) said, could you possibly explain what you mean by "restore the...

Hi everyone, I need to power up some small LEDs in series and I need about 12 V total. I can use an A23 12 V energizer battery to achieve this but I want to know if I can use an electrical outlet to do it. So I would need to go from about 120 V (standard North American output) down to 12 V...