frequency fluctuation
A short-term variation, with respect to time, of the frequency of an oscillator.
Note: Frequency fluctuation, f(t), is given by 
where 
(t) is the phase angle of the sinusoidal wave with respect to time, t.
A short-term variation, with respect to time, of the frequency of an oscillator.
Note: Frequency fluctuation, f(t), is given by where (t) is the phase angle of the sinusoidal wave with respect to time, t.