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歌舞厅的音响设备中,功放与音箱是占投资比重很大的一块,因此怎样经济合理地选配音箱与功放是值得研究的。 通常人们选购音箱时最关心的一个指标是功率,其次则问到阻抗,细心些的还会问到音箱的频响,总有个观念在左右着人们,即功率大的音箱一定比小的好。于是在预算许可的情况下,人们总是选用功率大的音箱,然后又要选用与之相匹配的功放。
Song and dance halls in the audio equipment, amplifiers and speakers is a large proportion of the investment, so how to choose a rational allocation of speakers and amplifier is worth studying. Usually people are most concerned about when purchasing a speaker is the indicator of power, and secondly asked the impedance, some will be asked carefully the frequency response of the speaker, there is always a concept around people, that is, the power of the speaker must be smaller it is good. So in the budget case, people always choose the loud speaker, and then have to use the matching amplifier.