That said, Lubbert advises that lesser coils have their utilizes, especially in wooded regions, since it’s easier to get among twigs, grass, and weeds with a more compact head. Much larger coils can theoretically detect objects which have been further underground, Nonetheless they’re also extra susceptible to electromagnetic interference in https://deutschtechnologie.de/metal-detector-technology-from-vlf-to-smart-3d-imaging/