Low cost lrl (dowsing)

[taxma1981]

Hi!I made a low cost lrl with a arduino and a simple code,you have 3 digital output and you can use a transforel 6 volt to 230.

https://youtu.be/iwXNdf8levE

https://i.ibb.co/f9C3hHj/undergroundloop.gif (https://ibb.co/f9C3hHj)
https://i.ibb.co/vxvxyK4/Screenshot-20190601-191636.png (https://ibb.co/vxvxyK4)
https://i.ibb.co/qCnhFvn/20190601-234818.jpg (https://ibb.co/qCnhFvn) https://i.ibb.co/tL2161V/20190601-030340.jpg (https://ibb.co/tL2161V) https://i.ibb.co/VSkCp0W/20190601-013702.jpg (https://ibb.co/VSkCp0W) https://i.ibb.co/kgkSSST/20190601-003220.jpg (https://ibb.co/kgkSSST)

[havoc88]

Hello Taxma. Can you inform us about the circuit's working princible ?
I cannot understand the underground loop part. Greetings from Greece.