Tesla coils are one of those builds that capture ... of this build style is the shift from the originally used spark gap commutator to that of a direct AC drive via a MOSFET oscillator.

Unlike most Tesla coils, [Teodor]’s design is able to run with a fairly low input voltage because it doesn’t use a static spark gap like most Tesla coils. Instead, his coil uses a relay in ...

Explore the power of wireless energy as you build your own ‘baby Tesla coil’ (or Slayer Exciter) using Lego Technic! This experiment may not be a traditional spark-gap Tesla coil, but it ...

Learn how to build a Tesla coil using inexpensive high ... This Lego Technic MOC includes the primary coil, secondary coil, spark gap, and switch, all built with Lego. Powered by just 6 volts ...