N.F. Popova – Ph.D.(Eng.), Deputy Director for Research, 

NIKA-Microwave, Ltd (Saratov) 

E-mail: popova1946@mail.ru

V.P. Meschanov – Honored Scientist of RF, Dr.Sc. (Eng.), Professor, 

Director of NIKA-Microwave, Ltd (Saratov)

E-mail: nika373@bk.ru

Y.V. Turkin – Leading Engineer, NIKA-Microwave, Ltd (Saratov)  E-mail: turkin.yaroslav@gmail.com