M.A. Stefanovich – Leading Engineer in radio measuring technology, JSC "Scientific and Production Complex" Research Institute of Long-Distance Radio Communication (JSC "NPK "NIIDAR"), (Saint-Petersburg)

E-mail: marg.stefanovich@yandex.ru

A.A. Nasretdinov – Director NKO “CIBG”, Moscow Institute of Physics and Technology (State University) (MIPT) (Moscow; Jurmala, Latvia)

E-mail: anasretdinov@yandex.ru