Simple tesla coil circuit using 9V battery

Introduction

Some mini Tesla coil designs

Designs

https://circuitdigest.com/electronic-circuits/how-to-make-a-mini-tesla-coil-9v

• 2N2222 Transistor
• 22K Resistor
• LED
• Magnetic wire a.k.a Enameled copper wire

https://theorycircuit.com/do-it-yourself/mini-tesla-coil-circuit/

• Transistor 2N2222A (NPN)
• Resistor 22KΩ
• LED red
• Enamelled Copper Wire 22 SWG

https://www.circuits-diy.com/mini-tesla-coil-circuit/

• NPN Transistor 2N2222A
• Resistor 22KΩ
• Inductors 3 turns and 275 turns

https://www.instructables.com/How-to-Make-a-Miniature-Tesla-Coil/

• 2N2222A Transistor
• 22 gauge magnetic Copper wire (30 cm), 28 gauge magnetic Copper wire (10 m)
• 22K Ohm Resistor

https://www.instructables.com/Very-Simple-9v-Tesla-Coil/

• transistor 2n2222a
• copper or magnetic wire
• 22kohm resistance

https://www.electroschematics.com/the-tiny-tesla-coil-diy/

• BD 243C transistor (or D882-Y transistor) with TO-220 heatsink
• 30-SWG magnet wire (enameled copper wire), 8-mm hookup wire (with 21-SWG single conductor)
• 1-uF (105) ceramic capacitor
• 10K ¼-W carbon resistor
• 1K ¼ carbon resistor and 3-mm generic red LED (for power indication — optional)

https://www.diycraftsy.com/how-to-make-a-tesla-coil/

• 2N2222 Transistor
• Copper Wire (28 AWG)
• 2.2k ohm Resistor: will limit the current.

https://geekyelectronics.com/how-to-build-mini-tesla-coil-at-home/

• 2N2222 Transistor
• 22k Ohm Resistor
• 22-gauge Insulated Copper Wire

https://www.instructables.com/How-to-make-a-mini-Tesla-coil-9V/