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In FDM, a reference frequency used for achieving and maintaining syntonization of the oscillators of a carrier system or for comparing the frequencies or phases of the signals generated by those oscillators.
- Browse Related Terms: automatic frequency control (AFC), Flywheel Effect, fractional frequency fluctuation, optical mixing, parametric amplifier (paramp), phase noise, phase-locked loop (PLL), Pumping, Resonance, Response spectrum, ringing, singing, singing point, spurious response, sweep acquisition, synchronizing pilot, syntonization, timing jitter, tone