A.S. Podstrigaev1, A.V. Smolyakov2, V.P. Likhachev3

1,2 Saint Petersburg Electrotechnical University «LETI» (Saint Petersburg, Russia)

3  Russian Air Force Military Educational and Scientific Center «Air Force Academy «Professor N.E. Zhukovsky and Major Y.A. Gagarin» (Voronezh, Russia)