Ye. S. Stepanov - Engineer, JSC - LEMZ R&P Corp. - E-mail: evgeniybookah@rambler.ru D. S. Gezha - Head of Engineering Department, OOO "Metriktest". E-mail: dmitry.gez@gmail.com K. N. Klimov - Dr.Sc. (Eng.), Professor, Department of Radio Electronics and Telecommunications, MIEM NRU HSE; Leading Research Scientist, JSC - LEMZ R&P Corp.?. E-mail: const0@mail.ru