| 单词 | voice frequency |
| 释义 | > as lemmasvoice frequency voice frequency n. Telecommunications a frequency within the range required for the transmission of speech (commonly taken as 200 or 300 Hz to 3000 Hz or higher). ΘΚΠ society > communication > telecommunication > [noun] > signal > frequency or band of frequencies high frequency1842 low frequency1900 voice frequency1905 audio frequency1913 pulsatance1919 medium frequency1920 side frequency1920 intermediate frequency1924 bass1930 frequency1943 frequency spectrum1955 1905 U.S. Patent 789,087 4/2 The system herein described reinforces all voice frequencies equally up to and including the frequency of the current normally existing or impressed upon the line. 1944 Electronic Engin. 16 360 The transmitters are keyed by means of voice-frequency tone signals. 2002 Topic Summer 14/1 My radio operator could get no reply on IFF or voice frequencies to tell us whether they were ours or the enemy's. < as lemmas |
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