N. S. Kardashev and R. D. Dagkesamansky This volume provides a useful and timely reference for postgraduates and researchers in radioastronomy. Radioastronomical Tools and Techniques presents methods of processing radioastronomical data and also reviews current developments in equipment, radioastronomical antennae and observation techniques. The volume comprises two parts: Space projects which consists of papers contributing to the ongoing ground-space radiointerferometer RadioAstron VLBI project as well as the orbital projects Millimetron and Submillimetron Ground-based radiotelescopes, equipment and techniques which includes papers describing projects to develop and improve ground-based radiotelescopes and new additional equipment