R.A. Yusupov - Post-graduate Student MIPT; Engineer, Kotelnikov IRE RAS (Moscow) E-mail: yusupovrenat@hitech.cplire.ru M.A. Tarasov - Dr.Sc. (Phys.-Math.), Chief Research Scientist, Kotelnikov IRE RAS (Moscow) V.S. Edelman - Dr.Sc. (Phys.-Math.), Leading Research Scientist, P. Kapitza Institute for Physical Problems RAS M.Yu. Fominsky - Ph.D. (Phys.-Math.), Kotelnikov IRE RAS (Moscow)