TY JOUR TI New devices for registration of parameters of railway automation hardware within APK-DK (STDM) system KW test automation KW data hub KW amplitude shift keying KW modular principle KW cyclic code KW phase shift KW galvanic isolation KW measurement of voltage KW insulation resistance KW phase difference JO Transport automation research AU Ivanov, A.. AU Legonjkov, A.. AU Molodtsov, V.. PY 2015 IS 1 PB FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"