i need help in LRL

[babar]

hi friends

i am new here from Pakistan , i am visiting ur site and other videos for treasure hunting long long ago.

here metal detectors are not common like garret or minelabs GPX , Nokta etc.

I tried to import gold detector from USA but about 300% taxes and shipment charges.

can anyone of you please give me a good underground search gold detector diagram + Gerber format + all components list.

so that i try to make this circuit from some electronic engineer.

pls help me in this regard.