{"id":317,"date":"2026-05-13T21:43:33","date_gmt":"2026-05-13T13:43:33","guid":{"rendered":"https:\/\/www.bihec.com\/precisionacousticsproducts\/?p=317"},"modified":"2026-05-13T21:43:33","modified_gmt":"2026-05-13T13:43:33","slug":"precision-acoustics-0-04-mm-needle-hydrophone","status":"publish","type":"post","link":"https:\/\/www.bihec.com\/precisionacousticsproducts\/precision-acoustics-0-04-mm-needle-hydrophone\/","title":{"rendered":"Precision Acoustics 0.04\u6beb\u7c73\u9488\u5f0f\u6c34\u542c\u5668\uff0840\u5fae\u7c73\uff09 \u7528\u4e8e40 MHz\u4ee5\u4e0a\u9ad8\u538b\u573a\u7684\u6d4b\u91cf"},"content":{"rendered":"<h3>\u9ad8\u6027\u80fd<a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/%e9%92%88%e5%bc%8f%e6%b0%b4%e5%90%ac%e5%99%a8\/\" title=\"View all posts in \u9488\u5f0f\u6c34\u542c\u5668\" target=\"_blank\">\u9488\u5f0f\u6c34\u542c\u5668<\/a>\u7cfb\u7edf\u7531\u4e00\u7cfb\u5217\u53ef\u4e92\u6362\u7684PVdF\u9488\u5f0f<a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/%e6%b0%b4%e5%90%ac%e5%99%a8%e6%8e%a2%e5%a4%b4\/\" title=\"View all posts in \u6c34\u542c\u5668\u63a2\u5934\" target=\"_blank\">\u6c34\u542c\u5668\u63a2\u5934<\/a>\u3001\u4e00\u4e2a\u6d78\u5165\u5f0f<a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/%e5%ae%bd%e5%b8%a6\/\" title=\"View all posts in \u5bbd\u5e26\" target=\"_blank\">\u5bbd\u5e26<\/a>\u653e\u5927\u5668\u548c\u4e00\u4e2a<a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/%e7%9b%b4%e6%b5%81%e8%80%a6%e5%90%88%e5%99%a8\/\" title=\"View all posts in \u76f4\u6d41\u8026\u5408\u5668\" target=\"_blank\">\u76f4\u6d41\u8026\u5408\u5668<\/a>\u7ec4\u6210\u3002<\/h3>\n<p><span class=\"\"><a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/0-04%e6%af%ab%e7%b1%b3%e9%92%88%e5%bc%8f%e6%b0%b4%e5%90%ac%e5%99%a8\/\" title=\"View all posts in 0.04\u6beb\u7c73\u9488\u5f0f\u6c34\u542c\u5668\" target=\"_blank\">0.04\u6beb\u7c73\u9488\u5f0f\u6c34\u542c\u5668<\/a>\uff0840\u5fae\u7c73\uff09\uff0c<\/span><span class=\"\">\u7528\u4e8e40 MHz\u4ee5\u4e0a\u9ad8\u538b\u573a\u7684\u6d4b\u91cf\u3002<\/span><\/p>\n<p><strong><span class=\"\">1.\u6280\u672f\u89c4\u683c<\/span><\/strong><br \/>\n<span class=\"\">\u8f93\u51fa\u963b\u6297\uff1a14 \u00b1 2 pF<\/span><br \/>\n<span class=\"\">\u5178\u578b\u63a2\u5934<a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/%e7%81%b5%e6%95%8f%e5%ba%a6\/\" title=\"View all posts in \u7075\u654f\u5ea6\" target=\"_blank\">\u7075\u654f\u5ea6<\/a>\uff1a\u5728\u6b63\u786e\u7aef\u63a5\u7684 HP1 \u6d78\u5165\u5f0f<a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/%e5%89%8d%e7%bd%ae%e6%94%be%e5%a4%a7%e5%99%a8\/\" title=\"View all posts in \u524d\u7f6e\u653e\u5927\u5668\" target=\"_blank\">\u524d\u7f6e\u653e\u5927\u5668<\/a>\u8f93\u51fa\u7aef\u6d4b\u91cf\uff0c\u5728 2 MHz \u2013 12 MHz \u8303\u56f4\u5185\u5e73\u5747\u4e3a 6 nV\/Pa\uff08\u76f8\u5f53\u4e8e -284.4 dB re 1 V\/\u03bcPa\uff09<\/span><br \/>\n<span class=\"\">\u7075\u654f\u5ea6\u5bb9\u5dee\uff1a\u4e0d\u540c\u63a2\u5934\u4e4b\u95f4\u7684\u7075\u654f\u5ea6\u5dee\u5f02\u7ea6\u4e3a \u00b13 dB<\/span><br \/>\n<span class=\"\">\u5178\u578b\u9891\u7387\u54cd\u5e94\uff1a\u5e73\u5766\uff08\u00b12 dB\uff09\uff1a5 MHz \u81f3 15 MHz<\/span><br \/>\n<span class=\"\">\u5e73\u5766\uff08\u00b14 dB\uff09\uff1a1 MHz \u81f3 &gt;30 MHz<\/span><br \/>\n<span class=\"\">\u6700\u5c0f\u6821\u51c6\u9891\u7387 1 MHz<\/span><br \/>\n<span class=\"\">\u4f20\u611f\u5668\u6750\u6599\uff1a9 \u5fae\u7c73\u539a\u3001\u9540\u91d1\u7535\u6781\u7684\u805a\u504f\u6c1f\u4e59\u70ef\uff08PVdF\uff09\u8584\u819c<\/span><br \/>\n<span class=\"\">\u4f20\u611f\u5668\u5c3a\u5bf8\uff1a0.04 mm \u76f4\u5f84\u5706\u7247<br \/>\n<\/span><\/p>\n<p>2.<strong>\u6838\u5fc3\u4f18\u52bf<\/strong><br \/>\n-\u6781\u5c0f\u654f\u611f\u5143\u4ef6\u5c3a\u5bf8\uff08\u76f4\u5f84\u4ec5 40 \u5fae\u7c73\uff09<br \/>\n\u663e\u8457\u964d\u4f4e\u7a7a\u95f4\u5e73\u5747\u6548\u5e94\uff0c\u80fd\u591f<a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/%e7%b2%be%e7%a1%ae%e6%b5%8b%e9%87%8f\/\" title=\"View all posts in \u7cbe\u786e\u6d4b\u91cf\" target=\"_blank\">\u7cbe\u786e\u6d4b\u91cf<\/a>\u9ad8\u9891\u58f0\u573a\u4e2d\u7684\u9661\u5ced\u538b\u529b\u68af\u5ea6\uff0c\u5c24\u5176\u9002\u5408&gt;40 MHz \u7684\u8d85\u58f0\u573a\u8868\u5f81\u3002<br \/>\n&#8211;<a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/%e9%ab%98%e9%a2%91%e5%ae%bd%e5%b8%a6%e5%93%8d%e5%ba%94\/\" title=\"View all posts in \u9ad8\u9891\u5bbd\u5e26\u54cd\u5e94\" target=\"_blank\">\u9ad8\u9891\u5bbd\u5e26\u54cd\u5e94<\/a><br \/>\n\u5178\u578b\u9891\u7387\u54cd\u5e94\uff1a5 MHz \u2013 15 MHz \u8303\u56f4\u5185\u5e73\u5766\u5ea6 \u00b12 dB\uff0c1 MHz \u81f3 &gt;30 MHz \u8303\u56f4\u5185\u5e73\u5766\u5ea6 \u00b14 dB\uff0c\u6700\u5c0f\u6821\u51c6\u9891\u7387 1 MHz\uff0c\u8986\u76d6\u9ad8\u9891\u81f3\u751a\u9ad8\u9891\u9700\u6c42\u3002<br \/>\n-\u9002\u7528\u4e8e<a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/%e9%ab%98%e5%8e%8b%e5%9c%ba%e6%b5%8b%e9%87%8f\/\" title=\"View all posts in \u9ad8\u538b\u573a\u6d4b\u91cf\" target=\"_blank\">\u9ad8\u538b\u573a\u6d4b\u91cf<\/a><br \/>\n\u63a8\u8350\u7528\u4e8e 40 MHz \u4ee5\u4e0a\u9ad8\u538b\u573a \u6d4b\u91cf\uff0c\u53ef\u627f\u53d7<a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/%e9%ab%98%e5%bc%ba%e5%ba%a6%e8%81%9a%e7%84%a6%e8%b6%85%e5%a3%b0%ef%bc%88hifu%ef%bc%89\/\" title=\"View all posts in \u9ad8\u5f3a\u5ea6\u805a\u7126\u8d85\u58f0\uff08HIFU\uff09\" target=\"_blank\">\u9ad8\u5f3a\u5ea6\u805a\u7126\u8d85\u58f0\uff08HIFU\uff09<\/a>\u7b49\u9ad8\u538b\u73af\u5883\uff0c\u4e14\u4e0d\u635f\u5931\u4fe1\u53f7\u5b8c\u6574\u6027\u3002<br \/>\n-\u9ad8\u7075\u654f\u5ea6\u4e0e\u4f4e\u566a\u58f0<br \/>\n\u5178\u578b\u7075\u654f\u5ea6 6 nV\/Pa\uff08\u76f8\u5f53\u4e8e -284.4 dB re 1 V\/\u03bcPa\uff09\uff0c\u914d\u5408 HP1 \u6d78\u5165\u5f0f\u524d\u7f6e\u653e\u5927\u5668\u53ef\u5b9e\u73b0\u6781\u4f4e\u566a\u58f0\u7684<a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/%e5%be%ae%e5%bc%b1%e4%bf%a1%e5%8f%b7%e6%a3%80%e6%b5%8b\/\" title=\"View all posts in \u5fae\u5f31\u4fe1\u53f7\u68c0\u6d4b\" target=\"_blank\">\u5fae\u5f31\u4fe1\u53f7\u68c0\u6d4b<\/a>\u3002<br \/>\n-\u575a\u56fa\u7684 <a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/pvdf-%e4%bc%a0%e6%84%9f%e5%99%a8%e6%9d%90%e6%96%99\/\" title=\"View all posts in PVdF \u4f20\u611f\u5668\u6750\u6599\" target=\"_blank\">PVdF \u4f20\u611f\u5668\u6750\u6599<\/a><br \/>\n\u91c7\u7528 9 \u5fae\u7c73\u539a\u3001\u9540\u91d1\u7535\u6781\u7684\u805a\u504f\u6c1f\u4e59\u70ef\uff08PVdF\uff09\u8584\u819c\uff0c\u8010\u8150\u8680\u3001\u8010\u75b2\u52b3\uff0c\u9002\u5408\u957f\u671f\u6d78\u5165\u6c34\u4e2d\u4f7f\u7528\u3002<br \/>\n-\u826f\u597d\u7684\u4e00\u81f4\u6027<br \/>\n\u4e0d\u540c\u63a2\u5934\u95f4\u7075\u654f\u5ea6\u5dee\u5f02\u7ea6\u4e3a \u00b13 dB\uff0c\u6279\u91cf\u53ef\u9884\u6d4b\u6027\u597d\u3002<\/p>\n<p>3.<strong><span class=\"\">\u4e3b\u8981\u5e94\u7528<br \/>\n<\/span><\/strong><strong><span class=\"\">\u226540 MHz <a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/%e9%ab%98%e9%a2%91%e8%b6%85%e5%a3%b0%e5%9c%ba%e6%b5%8b%e9%87%8f\/\" title=\"View all posts in \u9ad8\u9891\u8d85\u58f0\u573a\u6d4b\u91cf\" target=\"_blank\">\u9ad8\u9891\u8d85\u58f0\u573a\u6d4b\u91cf<\/a><\/span><\/strong><br \/>\n<span class=\"\">\u4f8b\u5982\u9ad8\u9891\u533b\u5b66\u8d85\u58f0\u63a2\u5934\uff08\u76ae\u80a4\u3001\u773c\u79d1\u8d85\u58f0\uff09\u3001\u8d85\u58f0\u663e\u5fae\u955c\u3001\u65e0\u635f\u68c0\u6d4b\uff08NDT\uff09\u4e2d\u7684\u9ad8\u9891<a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/%e6%8d%a2%e8%83%bd%e5%99%a8\/\" title=\"View all posts in \u6362\u80fd\u5668\" target=\"_blank\">\u6362\u80fd\u5668<\/a>\u8868\u5f81\u3002<br \/>\n<\/span><strong><span class=\"\"><a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/%e9%ab%98%e5%bc%ba%e5%ba%a6%e8%81%9a%e7%84%a6%e8%b6%85%e5%a3%b0%ef%bc%88hifu%ef%bc%89%e5%a3%b0%e5%9c%ba%e6%b5%8b%e7%bb%98\/\" title=\"View all posts in \u9ad8\u5f3a\u5ea6\u805a\u7126\u8d85\u58f0\uff08HIFU\uff09\u58f0\u573a\u6d4b\u7ed8\" target=\"_blank\">\u9ad8\u5f3a\u5ea6\u805a\u7126\u8d85\u58f0\uff08HIFU\uff09\u58f0\u573a\u6d4b\u7ed8<\/a><\/span><\/strong><br \/>\n<span class=\"\">\u9ad8\u538b\u3001\u975e\u7ebf\u6027\u58f0\u573a\u4e2d\u5b58\u5728\u8c10\u6ce2\u6210\u5206\uff08\u53ef\u5ef6\u4f38\u81f3\u6570\u5341 MHz\uff09\uff0c40 \u5fae\u7c73\u63a2\u5934\u53ef\u51c6\u786e\u6d4b\u91cf\u7126\u70b9\u9644\u8fd1\u7684\u538b\u529b\u5206\u5e03\u3002<br \/>\n<\/span><strong><span class=\"\"><a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/%e7%a9%ba%e5%8c%96%e6%a3%80%e6%b5%8b\/\" title=\"View all posts in \u7a7a\u5316\u68c0\u6d4b\" target=\"_blank\">\u7a7a\u5316\u68c0\u6d4b<\/a>\u4e0e<a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/%e8%a2%ab%e5%8a%a8%e7%a9%ba%e5%8c%96%e6%8e%a2%e6%b5%8b\/\" title=\"View all posts in \u88ab\u52a8\u7a7a\u5316\u63a2\u6d4b\" target=\"_blank\">\u88ab\u52a8\u7a7a\u5316\u63a2\u6d4b<\/a><\/span><\/strong><br \/>\n<span class=\"\">\u60ef\u6027\u7a7a\u5316\u4f1a\u4ea7\u751f\u5bbd\u9891\u5e26\u9ad8\u9891\u4fe1\u53f7\uff0c\u5c0f\u5c3a\u5bf8\u63a2\u5934\u80fd\u6709\u6548\u6355\u6349\u5c40\u57df\u9ad8\u9891\u53d1\u5c04\u3002<br \/>\n<\/span><strong><span class=\"\"><a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/%e8%b6%85%e5%a3%b0%e6%8d%a2%e8%83%bd%e5%99%a8%e7%a0%94%e5%8f%91%e4%b8%8e%e6%a0%a1%e5%87%86\/\" title=\"View all posts in \u8d85\u58f0\u6362\u80fd\u5668\u7814\u53d1\u4e0e\u6821\u51c6\" target=\"_blank\">\u8d85\u58f0\u6362\u80fd\u5668\u7814\u53d1\u4e0e\u6821\u51c6<\/a><\/span><\/strong><br \/>\n<span class=\"\">\u7528\u4e8e\u9a8c\u8bc1\u9ad8\u9891\u6362\u80fd\u5668\u7684\u6307\u5411\u6027\u3001\u58f0\u675f\u8f6e\u5ed3\u3001\u805a\u7126\u533a\u57df\u53ca\u538b\u529b\u6620\u5c04\u3002<br \/>\n<\/span><strong><span class=\"\">\u79d1\u7814\u4e2d\u7684<a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/%e9%ab%98%e9%a2%91%e5%a3%b0%e5%ad%a6%e5%ae%9e%e9%aa%8c\/\" title=\"View all posts in \u9ad8\u9891\u58f0\u5b66\u5b9e\u9a8c\" target=\"_blank\">\u9ad8\u9891\u58f0\u5b66\u5b9e\u9a8c<\/a><\/span><\/strong><br \/>\n<span class=\"\">\u5982\u58f0\u6cf3\u3001\u5fae\u6d41\u63a7\u3001\u8d85\u58f0\u8bf1\u53d1\u7535\u4f4d\u7b49\u524d\u6cbf\u7814\u7a76\uff0c\u9700\u8981\u5bf9\u7ec6\u5fae\u58f0\u573a\u7ed3\u6784\u8fdb\u884c\u9ad8\u5206\u8fa8\u7387\u626b\u63cf\u3002<\/span><\/p>\n<br><div class=\"tagcloud\"><a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/0-04-mm-needle-hydrophone\/\" class=\"tag-cloud-link tag-link-0 tag-link-position-1\" style=\"font-size: 8pt;\" aria-label=\"0.04 mm needle hydrophone (1\u4e2a\u9879\u76ee)\">0.04 mm needle hydrophone<\/a>\n<a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/pa\/\" class=\"tag-cloud-link tag-link-1 tag-link-position-2\" style=\"font-size: 21.548387096774pt;\" aria-label=\"PA (15\u4e2a\u9879\u76ee)\">PA<\/a>\n<a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/precision-acoustics\/\" class=\"tag-cloud-link tag-link-2 tag-link-position-3\" style=\"font-size: 22pt;\" aria-label=\"Precision Acoustics (16\u4e2a\u9879\u76ee)\">Precision Acoustics<\/a>\n<a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/precision-acoustics-0-04%e6%af%ab%e7%b1%b3%e9%92%88%e5%bc%8f%e6%b0%b4%e5%90%ac%e5%99%a8\/\" class=\"tag-cloud-link tag-link-3 tag-link-position-4\" style=\"font-size: 16.279569892473pt;\" aria-label=\"Precision Acoustics 0.04\u6beb\u7c73\u9488\u5f0f\u6c34\u542c\u5668 (6\u4e2a\u9879\u76ee)\">Precision Acoustics 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