V.I. Kalinin - Ph.D. (Phys.-Math.), Head of Laboratory, Frjazino Branch of IRE V.A.Kotel\'nikova RAS. E-mail: val.kalinin@mail.ru V.V. Chapursky - Dr.Sc. (Eng.), General Research Scientist, Bauman Moscow State Technical University. E-mail: valch2008@yandex.ru