V.D. Kuptsov - Ph. D. (Eng.), St. Petersburg State Polytechnical University. E-mail: vdkuptsov@yandex.ru
V.P. Valyukhov - Dr. Sc. (Eng.), Associate Professor, St. Petersburg State Polytechnical University. E-mail: valyukhov@yandex.ru

A.R. Bestugin1, A.A. Pogorelov2, S.V. Dvornikov3, S.S. Dvornikov4, I.A. Kirshina5

1, 3-5 Saint-Petersburg State University of Aerospace Instrumentation (St. Petersburg, Russia)

2-4 Military Academy of Communications n.a. Marshal of the Soviet Union S.M. Budyonny (St. Petersburg, Russia)

1 fresguap@mail.ru; 2 anpog@yandex.ru; 3 practicdsv@yandex.ru; 4 dvornic92@mail.ru; 5 ikirshina@mail.ru