Mirko Pavleski
Published © GPL3+

DIY Sensitive VLF METAL DETECTOR with Smartphone

Detects a small metal coin at 25 cm and pot lid at 1m distance.

IntermediateFull instructions provided3 hours499
DIY Sensitive VLF METAL DETECTOR with Smartphone

Things used in this project

Hardware components

IRF740 Mosfet transistor
×1
Rotary potentiometer (generic)
Rotary potentiometer (generic)
×1
Capacitor 1 µF
Capacitor 1 µF
×2
1N4007 – High Voltage, High Current Rated Diode
1N4007 – High Voltage, High Current Rated Diode
×2
Resistor 1k ohm
Resistor 1k ohm
×1
Signal generator module
×1

Software apps and online services

Android Studio
Android Studio
Arduino IDE
Arduino IDE

Hand tools and fabrication machines

Soldering iron (generic)
Soldering iron (generic)

Story

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Schematics

Schematic

Code

Code

Smarty
.APK file
No preview (download only).

Credits

Mirko Pavleski

Mirko Pavleski

8 projects • 253 followers

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