locked-oscillator detector

locked-oscillator detector

[′läkt ¦äs·ə‚lād·ər di‚tek·tər]
(electronics)
A frequency-modulation detector in which a local oscillator follows, or is locked to, the input frequency; the phase difference between local oscillator and input signal is proportional to the frequency deviation, and an output voltage is generated proportional to the phase difference.
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