B.M. Kats – Ph.D.(Eng.), Senior Research Scientist, Head of Department, NIKA-Microwave, Ltd (Saratov) E-mail: brs19520@yandex.ru
V.P. Meschanov – Honored Scientist of RF, Dr.Sc.(Eng.), Professor, Director of NIKA-Microwave, Ltd (Saratov) E-mail: nika373@bk.ru
N.F. Popova – Ph.D.(Eng.), Senior Research Scientist, Head of Department, NIKA-Microwave, Ltd (Saratov) Ya.V. Turkin – Senior Research Scientist, NIKA-Microwave, Ltd (Saratov) E-mail: turkin.yaroslav@gmail.com