The build starts with a basic high-voltage step-up kit that turns 4V DC into 15 kV at the output. At this voltage level, it’s possible to generate an arc in air. To create the Jacob’s ladder ...

Once you have the basic framing around the ... You can use a step ladder to climb up to the loft whenever needed. You also could DIY your own ladder using 2-by-4s, similar to how you'd build ...