5N20.50 • Tesla Coil: Glowing Fluorescent Lamp

Location: Floor Demo

Photo Shows the Demonstration Apparatus Used by the University of Texas at Austin.

Instructions / Notes:

• Demonstration includes a Tesla Coil Apparatus, a clear incandescent light bulb and a fluorescent light .
• Danger High Voltages Used. The leads to the primary coil use 15 KV.
• Turn on the power switch and adjust the voltage to the desired level.
• The clear incandescent bulb can be used to show a plasma/lightning sphere sphere.
• The fluorescent tube can be energized by holding close to the near field of the tesla's discharge pattern.

Last updated on June 8, 2026