A working metal detector, even at a distance of 6 meters, completely suppresses my VLF radio receiver:
![](https://acdc.foxylab.com/sites/default/files/foxypi_vlf.png)
A project log for FoxyPI - Arduino Nano metal detector
Homebrew pulse metal detector on Arduino Nano
A working metal detector, even at a distance of 6 meters, completely suppresses my VLF radio receiver:
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