{"id":552,"date":"2025-09-04T18:20:30","date_gmt":"2025-09-04T10:20:30","guid":{"rendered":"https:\/\/www.bihec.com\/acoustics\/?p=552"},"modified":"2025-09-04T18:20:30","modified_gmt":"2025-09-04T10:20:30","slug":"precision-acoustics-pa-nh4000-4-0-mm%e9%92%88%e5%9e%8b%e6%b0%b4%e5%90%ac%e5%99%a8pa%e6%b0%b4%e5%90%ac%e5%99%a8%e8%bf%9b%e5%8f%a3%e4%bb%a3%e7%90%86","status":"publish","type":"post","link":"https:\/\/www.bihec.com\/acoustics\/precision-acoustics-pa-nh4000-4-0-mm%e9%92%88%e5%9e%8b%e6%b0%b4%e5%90%ac%e5%99%a8pa%e6%b0%b4%e5%90%ac%e5%99%a8%e8%bf%9b%e5%8f%a3%e4%bb%a3%e7%90%86\/","title":{"rendered":"Precision Acoustics PA NH4000 4.0 mm\u9488\u578b\u6c34\u542c\u5668,PA\u6c34\u542c\u5668\u8fdb\u53e3\u4ee3\u7406"},"content":{"rendered":"

4.0 mm \u9488\u578b\u6c34\u542c\u5668<\/a>\uff08 NH4000<\/a>\uff09<\/strong><\/h3>\n
4.0 mm \u9488\u578b\u6c34\u542c\u5668\u662f Precision Acoustics<\/a> Ltd. \u751f\u4ea7\u7684\u4e00\u7cfb\u5217\u9488\u578b\u6c34\u542c\u5668\u4e4b\u4e00\u3002\u5b83\u8bbe\u8ba1\u7528\u4e8e\u4e0e \u6f5c\u6c34\u524d\u7f6e\u653e\u5927\u5668<\/a>\u548c \u76f4\u6d41\u8026\u5408\u5668<\/a>\u53ca\u7535\u6e90\u4e00\u8d77\u4f7f\u7528\uff0c\u7ec4\u6210\u5b8c\u6574\u7684\u6c34\u542c\u5668\u7cfb\u7edf\u3002\u672c\u6280\u672f\u6570\u636e\u8868\u4e2d\u6240\u62a5\u544a\u7684\u6027\u80fd\u5747\u6307\u5305\u542b 4.0 mm \u9488\u578b\u6c34\u542c\u5668\u3001\u524d\u7f6e\u653e\u5927\u5668<\/a>\u548c\u76f4\u6d41\u8026\u5408\u5668<\/strong> \u7684\u5b8c\u6574\u7cfb\u7edf\u6027\u80fd\u3002<\/p>\n
\u6c34\u542c\u5668\u6709\u6e90\u5143\u4ef6\u7684\u5c3a\u5bf8\u4f1a\u5f71\u54cd\u591a\u9879\u6027\u80fd\uff0c\u5305\u62ec \u7075\u654f\u5ea6\u3001\u9891\u7387\u54cd\u5e94\u3001\u65b9\u5411\u6027\u54cd\u5e94\u3001\u52a8\u6001\u8303\u56f4\u548c\u566a\u58f0\u7b49\u6548\u538b\u529b<\/strong>\u3002\u672c\u6280\u672f\u6570\u636e\u8868\u6309\u7167 IEC 62127 \u2013 \u7b2c 3 \u90e8\u5206<\/strong> \u6807\u51c6\u7f16\u5236\uff0c\u5e76\u63d0\u4f9b 4.0 mm \u9488\u578b\u6c34\u542c\u5668\u7cfb\u7edf\u7684\u8be6\u7ec6\u89c4\u683c\u3002<\/p>\n
4.0 mm \u9488\u578b\u6c34\u542c\u5668\u662f\u4e00\u6b3e\u9ad8\u7075\u654f\u5ea6\u8bbe\u5907\uff0c\u4f18\u5316\u7528\u4e8e 1 MHz \u4ee5\u4e0b\u7684\u5e94\u7528<\/strong>\u3002<\/p>\n
\u4ea7\u54c1\u63cf\u8ff0<\/strong><\/h3>\n4.0 mm \u9488\u578b\u6c34\u542c\u5668\u5728 PA<\/a> \u7cfb\u5217\u9488\u578b\u6c34\u542c\u5668\u4e2d\u5177\u6709\u6700\u9ad8\u7075\u654f\u5ea6\uff0c\u4f18\u5316\u7528\u4e8e \u4f4e\u4e8e 1 MHz \u7684\u6d4b\u91cf<\/strong>\u3002
\u8f83\u5927\u7684\u6709\u6e90\u9762\u79ef\u80fd\u591f\u6d4b\u91cf\u7ea6 10 Pa<\/strong> \u7684\u4fe1\u53f7\u3002\u7136\u800c\uff0c\u66f4\u5927\u7684\u4f20\u611f\u5668\u9762\u79ef\u5728\u8f83\u9ad8\u9891\u7387\u4e0b\u4f1a\u4ea7\u751f\u66f4\u660e\u663e\u7684\u65b9\u5411\u6027\u54cd\u5e94\u3002<\/p>\n
\u89c4\u683c\u53c2\u6570<\/strong><\/h3>\n\n
\n
\u578b\u53f7<\/strong>\uff1aNH4000<\/p>\n<\/li>\n
\n
\u4f20\u611f\u5668\u5143\u4ef6\u5c3a\u5bf8<\/strong>\uff1a<\/p>\n
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\n
\u76f4\u5f84\uff1a4.0 mm<\/p>\n<\/li>\n
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\u539a\u5ea6\uff1a28 \u03bcm<\/p>\n<\/li>\n<\/ul>\n<\/li>\n
\n
\u6c34\u542c\u5668\u6574\u4f53\u5c3a\u5bf8<\/strong>\uff1a\u89c1\u56fe 1<\/p>\n<\/li>\n
\n
\u6c34\u542c\u5668\u91cd\u91cf<\/strong>\uff1a5.7 g<\/p>\n<\/li>\n
\n
\u6362\u80fd\u65b9\u5f0f<\/strong>\uff1a\u538b\u7535\u8f6c\u6362<\/p>\n<\/li>\n
\n
\u4f20\u611f\u5668\u6750\u6599<\/strong>\uff1a\u805a\u504f\u4e8c\u6c1f\u4e59\u70ef (PVDF)<\/p>\n<\/li>\n
\n
0.1 MHz \u81f3 10 MHz \u8303\u56f4\u5185\u7684\u5e73\u5747\u7075\u654f\u5ea6<\/strong>\uff1a8.0 V\/MPa\uff08\u66f4\u591a\u6570\u636e\u89c1\u4e0b\u6587\uff09<\/p>\n<\/li>\n
\n
\u4f20\u611f\u5668\u4e4b\u95f4\u7684\u7075\u654f\u5ea6\u5dee\u5f02<\/strong>\uff1a\u00b1 3 dB<\/p>\n<\/li>\n
\n
\u6c34\u542c\u5668\u9891\u7387\u8303\u56f4<\/strong>\uff1a0.05 MHz \u81f3 10 MHz<\/p>\n<\/li>\n
\n
\u6d4b\u91cf\u4e0d\u786e\u5b9a\u5ea6<\/strong>\uff08\u56fd\u5bb6\u8ba1\u91cf\u673a\u6784\u6821\u51c6\u7684\u5178\u578b\u503c\uff09\uff1a<\/p>\n
\n
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0.05 MHz \u81f3 1 MHz\uff1a9%<\/p>\n<\/li>\n
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1 MHz \u81f3 8 MHz\uff1a8%<\/p>\n<\/li>\n
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9 MHz \u81f3 20 MHz\uff1a11%<\/p>\n<\/li>\n<\/ul>\n<\/li>\n
\n
\u6c34\u542c\u5668\u7cfb\u7edf\u8f93\u51fa\u963b\u6297<\/strong>\uff1a50 \u03a9<\/p>\n<\/li>\n
\n
\u4f7f\u7528\u65f6\u65b9\u5411<\/strong>\uff1a\u9488\u5c16\u76f4\u63a5\u6307\u5411\u58f0\u6e90\uff08\u89c1\u56fe 4\uff09<\/p>\n<\/li>\n<\/ul>\n
\u5c3a\u5bf8\uff1a<\/p>\n
$\"\"$ <\/p>\n
$\"\"$ <\/p>\n
https:\/\/www.bihec.com\/acoustics\/Precision Acoustics PA NH4000 4.0 mm\u9488\u578b\u6c34\u542c\u5668<\/a>,PA\u6c34\u542c\u5668\u8fdb\u53e3\u4ee3\u7406<\/a><\/span>\/<\/a><\/span>\u00a0\u200e<\/p>\n
PA NH4000<\/a>\n PA NH4000\u6c34\u542c\u5668<\/a>\n PA\u6c34\u542c\u5668\u8fdb\u53e3\u4ee3\u7406<\/a>\n Precision Acoustics PA NH4000 4.0 mm\u9488\u578b\u6c34\u542c\u5668<\/a>\n Precision Acoustics\u6c34\u542c\u5668\u8fdb\u53e3\u4ee3\u7406<\/a><\/div>","protected":false},"excerpt":{"rendered":"
4.0 mm \u9488\u578b\u6c34\u542c\u5668\uff08NH4000\uff09 4.0 mm \u9488\u578b\u6c34\u542c\u5668\u662f Precision Acoustics Ltd. \u751f\u4ea7\u7684\u4e00\u7cfb\u5217\u9488\u578b\u6c34\u542c\u5668\u4e4b\u4e00\u3002\u5b83\u8bbe\u8ba1\u7528\u4e8e\u4e0e\u6f5c\u6c34\u524d\u7f6e\u653e\u5927\u5668\u548c\u76f4\u6d41 <\/p>\n","protected":false},"author":27,"featured_media":553,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_vp_format_video_url":"","_vp_image_focal_point":[]},"categories":[3],"tags":[258,259,246,257,260],"_links":{"self":[{"href":"https:\/\/www.bihec.com\/acoustics\/wp-json\/wp\/v2\/posts\/552"}],"collection":[{"href":"https:\/\/www.bihec.com\/acoustics\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bihec.com\/acoustics\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bihec.com\/acoustics\/wp-json\/wp\/v2\/users\/27"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bihec.com\/acoustics\/wp-json\/wp\/v2\/comments?post=552"}],"version-history":[{"count":1,"href":"https:\/\/www.bihec.com\/acoustics\/wp-json\/wp\/v2\/posts\/552\/revisions"}],"predecessor-version":[{"id":555,"href":"https:\/\/www.bihec.com\/acoustics\/wp-json\/wp\/v2\/posts\/552\/revisions\/555"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bihec.com\/acoustics\/wp-json\/wp\/v2\/media\/553"}],"wp:attachment":[{"href":"https:\/\/www.bihec.com\/acoustics\/wp-json\/wp\/v2\/media?parent=552"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bihec.com\/acoustics\/wp-json\/wp\/v2\/categories?post=552"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bihec.com\/acoustics\/wp-json\/wp\/v2\/tags?post=552"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}

\u89c4\u683c\u53c2\u6570<\/strong><\/h3>\n\n\n\u578b\u53f7<\/strong>\uff1aNH4000<\/p>\n<\/li>\n