K.L. Chuzhbovskii - Deputy General Director, Research Institute «Vector» (Saint Petersburg). E-mail: nii@nii-vektor.ru
V.I. Emelin - Dr. Sc. (Eng.), Leading Research Scientist, Research Institute «Vector» (Saint Petersburg). E-mail: emelin41@mail.ru
A.V. Grigorova - Lecturer of College «Radiopolitehnikum» (Saint Petersburg). E-mail: gav.2508@mail.ru