单词 | class S modulator |
释义 | class S modulator [´klas `es `mäj·ǝ´lād·ǝr] ELECTRONICS A modulator that is based on pulse-width modulation with a switching frequency several times the highest output frequency, and in which the pulse-width modulated signal is boosted to the desired power level by switching amplifiers, after which the desired audio output is obtained by a low-pass filter. |
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