M.K. Samokhvalov – Dr. Sc. (Phys.-Math.), Professor, Head of Department «Electronic Instrumentation Design and Technology», Ulyanovsk State Technical University E-mail: sam@ulstu.ru

M.O. Takhtenkova – Ph. D. (Eng.), Senior Research Scientist, Research Division, Ulyanovsk Institute of Civil Aviation named after B.P. Bugaev

E-mail: pites@ulstu.ru