Pulse induction metal detector, built on the Arduino Nano.
Project showcase by FoxyLab
cpm4nano - CP/M-compatible computer based on Arduino Nano.
Project in progress by FoxyLab
The detector can detect a small metal coin at a distance of 15 centimeters.
Project tutorial by Mirko Pavleski
Version 3.4 is ready!
Yes, L2 - filter coil.
My L1 coil - diameter 25 cm , 0.7 mm (diameter) wire, 27 turns.
The final firmware version 3.4 is ready!
MOSFET overheating is excluded
added auto-tuning interval between ADC samples
added display of the signal curve after auto-balancing
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