EF86, MULLARD, MESH SCREEN, FACTORY CODE, 8Y5 L6C2, BRUXELLES, MARCH 1966 MANUFACTURE

EF86, MULLARD, MESH SCREEN, FACTORY CODE, 8Y5 L6C2, BRUXELLES, MARCH 1966 MANUFACTURE

On offer today one of these striking devices. with a mesh screen around the anode plate and rigid internal support.