: Hi, Where could I find how to build a Tesler Generator - written in French
: Thanks in advance
I assume you are looking for a Tesla Generator. Unfortunately, I don't know if you are looking for an electromechanical generator/alternator, or one of his high frequency "Tesla Coils" or magnifiers.
You might want to visit Lyonel Baum's High Voltage web site - one of the better sites that is a French language site:
Good luck and best wishes,