depth detector

[Pomus]

Hello, (sorry for my bad english)

I'm a french and I have got a Redoutable (Tesoro).
I would like to build a metal detector using with a hight depth with large coil (for example 1m x 1m) like the "Pulse Star".
I'm looking for a electronic schema.

Thanks for your help.

[Carlos]

Re: depth detector

Build the proscan, is very good!!!!!!!!!!!