Batteries aren't one-size-fits-all, and neither is the way they're wired to your house. Here's what you should know about AC- and DC-coupling. When we think about solar panels and batteries, we don't ...

As any DIY’er knows, certain tasks sit and fester on your to-do list. Once, I avoided a project so long that I had to use Simple Green to get it off the dry-erase board I was using to track the ...

In order for the solenoid point motor to throw the point we need to apply current briefly to an electromagnetic coil. A capacitor discharge unit greatly improves reliability in that it builds up and ...