THE GI2T INTERFEROMETER ON PLATEAU-DE-CALERN

We describe in this article the current status of the ''Grand Interfer ometre a 2 telescopes'' at the ''Observatoire de la Cote d'Azur'' in t he south of France, near Grasse. After describing the 1.5 m telescopes and their control systems, we give details about the particular beam recombination and the focal instrumentation currently used. With the d escription of the data acquisition systems, we discuss the processing part of the GI2T work, which is presented in a subsequent article.