frequency [ˈfriːkwənsɪ] частота
The carrier is an average frequency for brain patterns.
Edwards turned the frequency knob to a preselected channel and toggled the Transmit switch.
One of them was on the frequency of the Howard County Police.
Messengers were coming with greater frequency from Hubadai in Semphar.
They were set on a frequency that could be heard clearly through the hull.