Compact Tesla coils are fairly easy to get a hold of nowadays, but it’s also possible to make your own.

But this DIY Tesla coil build might just manage to deliver on all three. Cheap? [Jay Bowles]’ Tesla coil is based on a handheld bug zapper that you can find for a couple of bucks, or borrow ...

Think of it as timing when to push someone on a swing in order to make it go as high as possible. Setting up a Tesla coil with an adjustable rotary spark gap gives the operator more control over ...

A Tesla coil is made of two parts ... Think of it as timing a push to a swing to make it go as high as possible. Ross Toro is a contributing infographic artist for Live Science.

Tesla coils do the same thing ... The dome on the top of the device acts to make the secondary coil of wires receive energy more fully from the first coil. With some careful mathematical ...

In fact, in the early decades of radio, most practicable radios utilized Tesla coils in their transmission ... around the world build smaller ones to create arcing, streaming electrical displays ...