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汕头大学海洋科学接受调剂
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雨婷happily

新虫 (初入文坛)

[求助] 请问扬声器振幅公式是? 已有2人参与

哪位大神知道扬声器的振幅公式?出自万思迪克斯的一本书 《the loudspeaker design cookbook》(扬声器设计手册)如图,
亚马逊的这本书要卖到50几美金,囊中羞涩啊!

请问扬声器振幅公式是?
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KIF17

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【答案】应助回帖

感谢参与,应助指数 +1
Hello! There is no such thing called '扬声器的振幅公式'.
Would you please specific you question?
Do you want to ask how speaker works?
'The speakers are powered by entering current and voltage:
Electric Power in wires (P) = Voltage difference across the voice coils (v) *Current in coils (i)
**All speakers use amplifiers to add more current to the signal to produce louder sound
**i is a function of time, i(t), whose average value is its maximum amplitude divided by the square root of two.'
2楼2014-11-07 22:56:45
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hustkey

金虫 (小有名气)

【答案】应助回帖

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3楼2015-07-13 20:29:41
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