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Transducers　USA壓電報警器輸出達110dbA

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作者：時間：2005-09-30 來源：

英飛凌汽車電子生態(tài)圈
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Transducers USA公司近日推出一款新型TRTP-42壓電音頻報警器，該報警器中集成了一個Helmholz音室(sound chamber)，可在嘈雜環(huán)境中輸出聲強超過110dbA。

　　根據(jù)每個單元中陶瓷滑音器的不同配置，新型TRTP-42系列報警器輸出頻率范圍在2,900Hz至3,800Hz間。該系列報警器工作電壓范圍在8Vdc至16Vdc(峰-峰值)，可提供尺寸為42(直徑)

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關(guān)鍵詞： Transducers USA公司

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