V. S. Efremov - C.Sc. (Eng.), Deputy General Director, JSC «Research and Production Corporation «Lianozovo Electromechanical Plant» (Moscow). E-mail: lemz@tsr.ru V. I. Vinnikov - Head of Laboratory, JSC «Research and Production Corporation «Lianozovo Electromechanical Plant» (Moscow). Е-mail: sector-20@ya.ru A. V. Suchkov - Leading Engineer, JSC «Research and Production Corporation «Lianozovo Electromechanical Plant» (Moscow). Е-mail: avsu@bk.ru