%0 Journal Article %T RESEARCH AND CONSTRUCTION OF FREQUENCY CHARACTERISTICS AT THE STAND "FUNDAMENTALS OF THE THEORY OF AUTOMATIC CONTROL" %A Patrushev, K.Y. %A Uvarov, A.A. %K frequency characteristics, phase, amplitude, dynamic system, harmonic oscillations, signal %J Modern Technologies and Scientific and Technological Progress %D 2022 %N 2022 %P 1 %I Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»