??2ú?·1?·oêêó?óúרòμ??ò????￠??è???ò??￠רòμ?èì¨?Y3a?￠1?2￥μ?êóì¨?￠′óo?3a?￠??éù?′à??÷??ò??￠í???K?è?￠êó?μ?áòéμè3?o??￡•2éó?μ￥?????e′ó???¤μ?èYò?í·￡?μí??éù?￠??áé???è￡??ü?1????éù?13??÷?￡•????μ??μ?ê?ìó|￡?éùò?????×?è?.?￠èá?à?￡•2éó??T±??1?÷ê?3????·￡??μμíμ?′???o??éè?￡?è·±￡μí±?μ×??ò?μ?ì?D?•μíê?3?×è?1￡??°í2?ü??DD???àà?á??ó??2?êüμ?′?3?μ?ó°?ì•?μ?ê?ìó|?í￡?ê§??D?￡??ˉì?·??§′ó1)Element(μ￥ì?):Pressure Gradient Transducer(′??e???¤μ?èYê?′?éù?÷ò?í·)2)Pattern￡¨???òD?￡?: Cardlold(D?Dí)3)Frequency Response(?μ?ê?ìó|):20Hz~20KHz4)Sensitivity(áé???è): -33dB±3 dB￡¨0dB=1V/Pa at 1KHz￡?5)Impedance(ê?3?×è?1)￡o200Ω±30% (at 1kHz)6)?o??×è?1: ≥1000Ω7)μèD§??éù??: ≤18dB A (IEC 581-5)8)×?′óéù?1??: 130dB (THD ≤1.0￡￥at 1kHz)9)ê1ó?μ??1: 48V????μ??′10)μ￥ì?3?′?: Ø45 x 150mm±ê×????t￡o•?ó??·?1 pcs•·à·?o￡?à1 pcs•·à?e?ü1 pcs????μ??éò??ù?Yòa?ó??′?￡??ó?à1??????í?éò?á?￡??à1?í???￡o?áo??e??°ü×°
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