【摘 要】
：
盒式录音机体积小,但它的噪音电平相当高;这就需用“噪音抑制器”。在重播音乐时大部分噪音是由录音磁带嘘声(丝音)或磁带噪声造成。这些噪声有周期性,主要是一群很高的频率
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盒式录音机体积小,但它的噪音电平相当高;这就需用“噪音抑制器”。在重播音乐时大部分噪音是由录音磁带嘘声(丝音)或磁带噪声造成。这些噪声有周期性,主要是一群很高的频率造成
Cassette volume is small, but its noise level is quite high; this requires “noise suppressor”. Much of the noise when playing back music is caused by audio tapes (silks) or tape noise. These noises are periodic, mainly caused by a very high frequency group
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