| 单词 | ratio detector |
| 释义 | > as lemmasratio detector ratio detector n. Electronics a type of FM demodulator commonly used in FM receivers, with two output voltages such that their sum is constant and their ratio (rather than their difference) is proportional to the ratio of the two applied frequency-dependent voltages.The result is that insensitivity to changes in amplitude is not confined to the carrier frequency. ΘΚΠ the world > matter > physics > electromagnetic radiation > electronics > electronic devices or components > [noun] > detector resonator1883 detector1894 crystal detector1908 ratio detector1947 slope detector1958 1947 RCA Rev. 8 201 A new circuit for f-m detection known as the ratio detector is coming into wide use. 1965 Wireless World July 8 (advt.) Printed circuit for I.F. amplifiers and ratio detector. 1999 Rev. Sci. Instruments 70 4685/2 The two-phase ratio detector circuit..for making..fluorescence lifetime measurements is shown. < as lemmas |
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