AWA6063B駐極體傳聲器測試儀愛華串口延伸電纜(5m,另加5元/m,AWA6218J 用延長(zhǎng)線)代理(lǐ)商

 R88M-K90010F-BS2伺服驅動器??R88M-K90010F-BS2??伺服(fú)驅動器?? ?R88M-K3K010H-BS2伺(sì)服驅動器??R88M-K3K010H-BS2??伺服驅動器 ??R88M-K2K010H-BS2伺服驅動器??R88M-K2K010H-BS2??伺服(fú)驅動器?? R88M-K90010H-BS2伺服(fú)驅動器??R88M-K90010H-BS2??伺服驅動器?? ??R88M-K3K010F-S2伺服驅動器??R88M-K3K010F-S2??伺服驅(qū)動器?? ??R88M-K2K010F-S2伺服驅動器??R88M-K2K010F-S2??伺服驅動器?? R88M-K90010F-S2伺(sì)服驅動(dòng)器??R88M-K90010F-S2??伺(sì)服驅(qū)動(dòng)器?? R88M-K3K010H-S2伺服(fú)驅動器??R88M-K3K010H-S2??伺服驅(qū)動器?? ??R88M-K1K520F-BS2伺服驅(qū)動器??R88M-K1K520F-BS2??伺服驅動器?? R88M-K1K020F-BS2伺服驅動器??R88M-K1K020F-BS2??伺服驅動(dòng)器?? R88M-K60020F-BS2伺服驅動(dòng)器??R88M-K60020F-BS2??伺服驅動器?? ?R88M-K40020F-BS2伺服驅動器??R88M-K40020F-BS2??伺服(fú)驅動器?? ?R88M-K5K020H-BS2伺(sì)服驅(qū)動器(qì)??R88M-K5K020H-BS2??伺服驅動器(qì)?? ??R88M-K4K020H-BS2伺服驅動器(qì)??R88M-K4K020H-BS2??伺服驅動器(qì)?? R88M-K3K020H-BS2伺(sì)服驅(qū)動器??R88M-K3K020H-BS2??伺服驅動器?? ??R88M-K2K020H-BS2伺服驅動器(qì)??R88M-K2K020H-BS2??伺服驅動器 R88M-K1K520H-BS2伺服驅動器??R88M-K1K520H-BS2??伺服(fú)驅動器?? ??R88M-K1K020H-BS2伺服驅動器??R88M-K1K020H-BS2??伺(sì)服驅動器?? R88M-K5K020F-S2伺(sì)服驅動器??R88M-K5K020F-S2??伺服驅動器?? ??
概述:采用(yòng)數字(zì)真有效值檢波專利技術的數顯聲頻傳聲器放大器,包含A、C和Z頻率計(jì)權特性,符合GB3785.1標準對1級聲級計的要求。測量頻率範圍(wéi)可延伸到40 kHz或80 kHz。通過前麵板LEMO 7芯(xīn)插座,可連接(jiē)到傳聲器(qì)前置放大器和1/2英寸或(huò)1英(yīng)寸測試電容傳聲(shēng)器,組成1級聲級(jí)計用(yòng)於(yú)聲學測量。還有直接輸入插孔,可連接到(dào)加速度計前置放大器,也可用作一般(bān)高靈敏度聲頻電子(zǐ)電壓表,測量真有效值(RMS)電壓。是一種用途廣泛的實驗室(shì)用(yòng)聲學、振動、電壓測量儀器,可以代替(tì)進口測量放大器作為聲(shēng)學計(jì)量使用。
特點(diǎn):
1:動態範圍大(110 dB),測量時不需更換量程;
2:精度(dù)高,穩定性好,數字顯示電(diàn)壓5位數,聲壓級讀數至0.01 dB,不需另加數字電壓表提高讀數精度;
3:可以將(jiāng)某一測量值設置為參(cān)考0 dB,直接讀出其它測量值(zhí)與它相比的增益或衰減dB數;
主要性能指標
執行(háng)標準:IEC 61672:2002 Class 1,GB/T 3785-2010 1級
頻(pín)率計權:A,C,Z
時(shí)間計權:16ms、F、S、8秒
量程:316mV,1V,3.16V,10V
窗函數(shù)(選配功能):矩形窗、漢寧窗、平頂窗、布萊克曼窗
參考量程:10V
參考量程級線性範圍:110dB
電壓測量範圍:15μV到10V
信號輸入:直接輸入(BNC插座),前置輸入(rù)(LEMO 7芯插座(zuò)),
ICP前置(zhì)輸入(BNC插座)
信號輸入阻抗:1MΩ
輸入保護:±18V
恒(héng)流源供電:18V、2mA
信號輸出:交流(liú)輸出(BNC插座),直流輸出(BNC插座),RS-232C(DB9M插座(zuò))
內部參考(kǎo)信號(hào):1kHz,50mV,失(shī)真(zhēn)小於1%。
內部(bù)電池:免維護鉛酸充(chōng)電電池,插入外接電源即開始充電。充滿電後可(kě)連續使用20小時以上。
外接電源:220V或110V,50Hz或60Hz
功耗:小於10W。
工作溫度:0℃~40℃
相(xiàng)對濕度: 20%~90%
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