🔑Metal Detector Circuit | Using CS209A Ic #shorts #tech #circuit #diy

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Build your own metal detector using the CS209A IC, a handmade coil, and just a 9V battery! 🧲🔋
This easy electronics project is great for students, hobbyists, or anyone curious about circuits.
We’re using a 100µH coil, paired with a CS209A chip, buzzer, LED, and capacitor.

🎯 Key Components:

CS209A IC

(100µH)

2.2nF capacitor (222)

20k potentiometer

9V battery

LED & Buzzer




#shorts #tech #diy #battery
#circuitdiagram