A.F. Kriachko - Dr.Sc. (Eng.), Professor, Head of Department, FSAEI HPE «Saint-Petersburg State University of Aerospace Instrumentation» M.A. Kriachko - Post-graduate Student, FSAEI HPE «Saint-Petersburg State University of Aerospace Instrumentation» M.A. Glaznev - Post-graduate Student, FSAEI HPE «Saint-Petersburg State University of Aerospace Instrumentation» V.K. Losev - Post-graduate Student, FSAEI HPE «Saint-Petersburg State University of Aerospace Instrumentation». E-mail: Alex_k34.ru@mail.ru