S.A. Gilyov - Leading Engineer, Museum of science «Nizhny Novgorod Radiolaboratory», Lobachevsky State University of Nizhny Novgorod (Nizhny Novgorod). E-mail: serangil-nrl@yandex.ru M.A. Novikov - Ph. D. (Phys.-Math.), Leading Research Scientist, Institute for Physics of Microstructures of RAS (Nizhny Novgorod). E-mail: mnovik@ipm.sci-nnov.ru A.A. Potapov - Dr. Sc. (Phys.-Math.), Professor, Main Research Scientist, Kotel\'nikov IRE of RAS (Moscow); President of cooperative Chinese-Russian laboratory of informational technologies and signals fractal processing (China, Guanzhou). E-mail: potapov@cplire.ru A.E. Rassadin - co-ordinator of united scientific and educational programmes of Nizhny Novgorod regional division of A.S. Popov-s STSREC (Nizhny Novgorod). E-mail: brat_ras@list.ru