АПЧ подстраивает частоту гетеродина к номиналу

Makarov: AFC drives frequency of local oscillator towards assigned value, AFC drives frequency of local oscillator towards nominal value, AFC drives the frequency of the local oscillator towards the assigned value, AFC drives the frequency of the local oscillator towards the nominal value, the AFC drives the frequency of the local oscillator towards the assigned value, the AFC drives the frequency of the local oscillator towards the nominal value