The two–ring system of Phase Lock Loops is considered. Expressions for model of spectral density of power of phase noises of such system are received. Results of simulation of noise performances of two-ring PLL for the selected parameters of synthesizable signals are given.
two-ring PLL, one-ring PLL, spectral density of power of phase noises
"Shumovye kharakteristiki dvukhkoltsevoi sistemy IFAPCh s preobrazovaniem chastoty vnutri koltsa" [Noise descriptions of two circular system PLL with transformation of frequency into ring],
Science and Technology of the Air Force of Ukraine,