An induction-balanced PI design originated by Tinkerer and open for community development.

The goal of this forum is to produce a workable GPR design that can be home-built.

A basic PI design with all parameters variable, intended as a learning platform for pulse induction.

A basic PI design incorporating a PIC micro for timing control, intended as a learning platform for using uC's.

An advanced and scalable PI design using a PIC micro for timing control and signal processing.

JL King's microcontroller-based PI design with LCD readout & USB interface

For those building Tesoro circuitry

A microcontroller-based PI design in active development

General info on how to use PIC-USB, and how to incorporate USB into your detector design.