A.M. Bobreshov – Dr. Sc. (Phys.-Math.), Professor, Head of Department of Electronics, Dean of Faculty of Physics, Voronezh State University

E-mail: bobreshov@phys.vsu.ru

A.S. Zhabin – Assistant, Department of Electronics, Voronezh State University

E-mail: zhabin@phys.vsu.ru

A.D. Ryazantsev – Student, Department of Electronics of Faculty of Physics, Voronezh State University E-mail: ryazantsev@phys.vsu.ru

V.A. Stepkin – Ph. D. (Phys.-Math.), Associate Professor, Department of Electronics, Voronezh State University E-mail: stepkin@phys.vsu.ru

G.K. Uskov – Dr. Sc. (Phys.-Math.), Associate Professor, Department of Electronics, Voronezh State University E-mail: uskov@phys.vsu.ru

K.V. Kondratyev1, D.O. Nepomnyashchy2, A.A. Charugin3

1–3 Siberian Federal University, Institute of Space and Information Technology (Krasnoyarsk, Russia)

1 kkv@samy.ru, 2 Vebs_mail@mail.ru, 3sashacharugin@mail.ru