AWA1440系列测量传声�?参数-价格-中国粉体罐�/title>

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<p><span>AWA1440系列测量传声器是精密的声学测量用�?电转换传感器，用于将声信号转换成电信号、�/span><span>采用镍振膜和镍合金外壳，并进行特殊的稳定性处理，具有频率范围宽、频率特性好、动态范围宽、动态特性好、温度和长时间稳定性好等优点。其中预极化测试电容传声器，由于不需要另加极化电压，电路简单，使用更加广泛、�/span><span>外形及安装尺寸和主要性能符合IEC 61094-4和GB/T 20441.4标准＋�/span><span>可以直接代替其它厂家和进口仪器相应的测试传声器，</span><span>使用温度范围�?20 ℃～+70 ℃、�/span></p><table cellspacing="0" cellpadding="2" border="1" bordercolor="#f2f2f2" width="100%"><tbody><tr><td><p><span>型号</span></p></td><td><p><span>外径</span></p></td><td><p><span>标称灵敏�?/span></p><p><span>（mV/Pa（�/span></p></td><td><p><span>极化电压</span></p><p><span>（V（�/span></p></td><td><p><span>频率范围</span></p><p><span>（Hz（�/span></p></td><td><p><span>频响特�?/span></p></td><td><p><span>动态范围电容量</span></p><p><span>（dB�?</span></p></td><td><p><span>电容野�/span></p><p><span>（pF（�/span></p></td><td><p><span>温度系数</span></p></td><td><p><span>结构尺寸</span></p></td><td><p><span>特点</span></p></td></tr><tr><td><p><span>14403</span></p></td><td rowspan="3"><p><span>��12.7mm</span></p><p><span>(1/2")</span></p></td><td rowspan="2"><p><span>15</span></p></td><td rowspan="3"><p><span>200</span></p></td><td><p><span>10~40�?00</span></p></td><td><p><span>自由圹�/span></p></td><td rowspan="2"><p><span>30~150</span></p></td><td rowspan="3"><p><span> 18</span></p></td><td rowspan="3"><p><span> 0.01</span></p></td><td rowspan="2"><p><span>WS2</span><span>垊�/span></p></td><td rowspan="2"><p><span>工作标准传声�?/span></p></td></tr><tr><td><p><span>14404</span></p></td><td><p><span>20~20�?00</span></p></td><td><p><span>压力圹�/span></p></td></tr><tr><td><p><span>14407</span></p></td><td><p><span>25</span></p></td><td><p><span>10~16�?00</span></p></td><td><p><span>自由圹�/span></p></td><td><p><span>25~145</span></p></td><td><p><span>WS2</span><span>垊�/span></p></td><td><p><span>户外监测</span></p></td></tr><tr><td><p><span>14411</span></p></td><td><p><span>��23.77mm</span></p><p><span>(1")</span></p></td><td><p><span>100</span></p></td><td rowspan="10"><p><span>0</span></p></td><td><p><span>10~16�?00</span></p></td><td><p><span>自由圹�/span></p></td><td><p><span>10~133</span></p></td><td><p><span>35</span></p></td><td><p><span>0.015</span></p></td><td><p><span>WS1</span><span>垊�/span></p></td><td><p><span>低声级测野�/span></p></td></tr><tr><td><p><span>14421</span></p></td><td rowspan="8"><p><span>��12.7mm</span></p><p><span>�?/2"（�/span></p></td><td><p><span>30</span></p></td><td><p><span>20~12�?00</span></p></td><td><p><span>自由圹�/span></p></td><td><p><span>21~142</span></p></td><td><p><span>17</span></p></td><td><p><span>0.02</span></p></td><td rowspan="8"><p><span> WS2</span><span>垊�/span></p></td><td><p><span>２级声级计用</span></p></td></tr><tr><td><p><span>14422</span></p></td><td><p><span>30</span></p></td><td><p><span>20~80�?0</span></p></td><td><p><span>压力圹�/span></p></td><td><p><span>21~142</span></p></td><td><p><span>15</span></p></td><td><p><span>0.02</span></p></td><td><p><span>声耦合腔用</span></p></td></tr><tr><td><p><span>14424B</span></p></td><td><p><span>30</span></p></td><td><p><span>20~12�?00</span></p></td><td><p><span>压力圹�/span></p></td><td><p><span>21~142</span></p></td><td><p><span>15</span></p></td><td><p><span>0.02</span></p></td><td><p><span>声耦合腔用</span></p></td></tr><tr><td><p><span>14423</span></p></td><td><p><span>50</span></p></td><td><p><span>10~20�?00</span></p></td><td rowspan="4"><p><span>自由圹�/span></p></td><td><p><span>17~140</span></p></td><td><p><span>18</span></p></td><td rowspan="3"><p><span>0.015</span></p></td><td><p><span>1</span><span>级声级计�?/span></p></td></tr><tr><td><p><span>14423L</span></p></td><td><p><span>40</span></p></td><td><p><span>10~20�?00</span></p></td><td><p><span>18~140</span></p></td><td><p><span>18</span></p></td><td><p><span>1</span><span>级声级计�?/span></p></td></tr><tr><td><p><span>14425</span></p></td><td><p><span>40</span></p></td><td><p><span>20~16�?00</span></p></td><td><p><span>18~140</span></p></td><td><p><span>16</span></p></td><td><p><span>1</span><span>级声级计�?/span></p></td></tr><tr><td><p><span>14427</span></p></td><td><p><span>12.5</span></p></td><td><p><span>20~12�?00</span></p></td><td><p><span>27~150</span></p></td><td><p><span> 15</span></p></td><td><p><span>0.02</span></p></td><td><p><span>2</span><span>级声级计�?/span></p></td></tr><tr><td><p><span>14429</span></p></td><td><p><span>30</span></p></td><td><p><span>20~10�?0</span></p></td><td><p><span>扩散圹�/span></p></td><td><p><span>21~142</span></p></td><td><p><span>15</span></p></td><td><p><span>0.02</span></p></td><td><p><span>户外监测</span></p></td></tr><tr><td><p><span>14435</span></p></td><td><p><span>��6.35mm</span></p><p><span>(1/4")</span></p></td><td><p><span>4</span></p></td><td><p><span>20~20</span><span>�?00</span></p></td><td><p><span>自由圹�/span></p></td><td><p><span>40~160</span></p></td><td><p><span>8</span></p></td><td><p><span>0.02</span></p></td><td><p><span>WS3</span><span>垊�/span></p></td><td><p><span>高声级测野�/span></p></td></tr></tbody></table><p><span>* 从A计权本底噪声�? %失真（dB ，以20 ��Pa为参考）</span></p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; font-size: 14px; margin: 10px 0 0; line-height: 26px;"> 暂无数据� </p> </div>  <div class="xgfa"> <div class="xgfa_tit"> <div> <span></span>相关方案 </div> </div> <div class="xgfa_box" style="display: block;"><div style="padding:10px;">暂无相关方案、�/div> </div> </div> <script> $(function(){ // 切换 $(".xgfa_tit_ul li").hover(function(){ $(".xgfa_tit_ul li").css({"color":"#4F5862","border-bottom-color":"transparent"}); $(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); var _index = $(this).index(); $(".xgfa_box").css("display","none"); $(".xgfa_box").eq(_index).css("display","block"); }); }); </script>  <div class="xgzl"> <div class="cxd_tit"><span></span>相关资料</div> <div class="xgzl_box"><div style="padding:10px;">暂无数据、�/div> </div> </div>  <div class="yhpl"> <div class="cxd_tit"><span></span>用户评论</div> <form id="FormComments" action="" method="post" onsubmit="return false"> <input name="SaveProComments" id="SaveProComments" type="hidden" value="yes" /> <input name="ProductID" id="ProductID" type="hidden" value="306129" /> <input 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