Tesla coil



A Tesla coil is an air-core transformer used to produce high voltages of high-frequency alternating currents. It was invented by Nikola Tesla around 1891.

In Command & Conquer, Tesla coil may refer to:
 * Tesla coil (Red Alert 1)
 * Tesla coil (Red Alert 2)
 * Tesla coil (Red Alert 3)
 * Tesla coil (Red Alert iPhone)