A.A. Elshin - Cherepovets Higher Military Engineering School of Radio Electronics E-mail: chvviur2@mil.ru A.V. Elshin - Ph. D. (Eng.), Associate Professor, Cherepovets Higher Military Engineering School of Radio Electronics E-mail: a_elshin@mail.ru M.M. Timonin - Cherepovets Higher Military Engineering School of Radio Electronics E-mail: chvviur2@mil.ru