Instructions | Turn Your Old Zapper Gun into meeting controller

1
Required Components and Software
1. Old Zapper Gun
2. Raspberry Pi Pico with Soldered header
3. Micro USB Cable
4. Male to Female jumper Wire x5
5. 330 Ohm Resistor
6. LED x1
7. Buzzer x1
8. Screw Driver
9. Soldering Iron
10. Solder Wire
11. Thonny IDE
2

Unscrew the Zapper Gun using screw driver
3

After Unscrewing open this Zapper Gun
4

After open the Zapper Gun Now it will look something like this
5
Required things from the zapper gun
From this zapper Gun here we need only
- a trigger push button,
- trigger clip with the zapper gun case.
For more clarification, you can refer to the images.
6

Now take out the push button from the Gun.
7

Solder the three, male to female jumper wire to the three pins of the push button.
8

Solder Buzzer & LED

Now solder the buzzer, led, and resister with each other see the below image for the circuit diagram
9

Solder Jumper Wires

Now solder the one male to female jumper wire to the common anode pin of the buzzer and led and another male to female jumper wire to the common cathode pin of the buzzer and led.
10

Microcontroller

Now for Controlling the T-Rex Game OR performing any other action, here, we are using the Pi Pico Microcontroller with the Soldered headers

Turn Your Old Zapper Gun into meeting controller