| 单词 | buffer amplifier |
| 释义 | > as lemmasbuffer amplifier buffer amplifier n. (see quot. 1938). ΘΚΠ the world > physical sensation > hearing and noise > audibility > sound magnification or reproduction > [noun] > amplifier power amplifier1920 buffer amplifier1933 preamplifier1934 amp1945 power amp1947 logarithmic amplifier1954 preamp1955 head1968 1933 J. H. Morecroft Princ. Radio Communication (ed. 3) vii. 727 The crystal oscillates at 2500 kc. and gives in its tank circuit about 50 volts of this frequency, and the buffer amplifier raises this to about 400 volts at the same frequency. 1938 G. P. Harnwell Princ. Electr. & Electromagn. vii. 215 Multielectrode tubes not only amplify but also isolate the plate and grid circuits, avoiding the many undesired effects of interaction; these are frequently known as buffer amplifiers. < as lemmas |
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