Волотка, В. С.Скибин, В. П.Андрушко, Д. В.2021-06-232021-06-232010Андрушко Д. В. Quality control of functioning of telecommunications systems / Д. В. Андрушко, В. С. Волотка, В. П. Скибин // Харьков, ХНУРЭ, Проблемы телекоммуникаций. № 2 (11). – 2013. – С. 78–-82.https://openarchive.nure.ua/handle/document/16615Quality control of functioning of telecommunication systems (TCS) is considered, based on the results of the statistical analysis of the spectral matrix of residual detunes ob-tained at the optimal state estimation of the different elements in the network. The recommendations are given on the method of forming the matrix of residual detunes.enArticle