Prepare materials:
Electric iron *1
Suction pump*1
Rosin*1
Solder wire*1
Hole plate*1
Electronic component:
Quarter watt resistor: 10K 18K 470ohm 22ohm *1
3296 Precision Adjustable Potentiometer*1
Three-terminal regulator 7812*1
Filter Aluminum Electrolytic Capacitor*1
1nF monolithic capacitor *1
63V 0.22 micro-fabric polyester capacitor *1
IC :NE555 *1
Transistor to tube: 8050 8550*1
FET: IRFP 460 (I use IRF540)
25-inch color TV high voltage package*1
Bracket*1
Electrode*2
Silicone rubber*1
Big Mac heat sink *1
Large cooling fan*1
The plasma speaker is made up of a pulse width modulation circuit to achieve the final arc effect.
Offer circuit
This picture is the circuit diagram of NE555, which I personally drawn.
Start welding below
Solder the three-terminal regulator on the output and the bottom line and put a 16V1000 microfarad electrolytic capacitor to ensure that the NE555 output waveform is white.
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