V.S. Gurov - Dr. Sc. (Eng.), Professor, Head of Department «Industrial electronics», Rector of the Ryazan State Radio Engineering University. E-mail: gurov.v.s@rsreu.ru
M.V. Dubkov - Ph.D. (Eng.), Associate Professor, Head of Department «General and Experimental Physics», Deputy rector of the Ryazan State Radio Engineering University. E-mail: dubkov.m.v@rsreu.ru
M.A. Burobin - Ph.D. (Eng.), Associate Professor, Department «General and Experimental Physics», Ryazan State Radio Engineering University. E-mail: burobin.mikhail@yandex.ru