{"id":448,"date":"2026-10-28T10:56:45","date_gmt":"2026-10-28T02:56:45","guid":{"rendered":"https:\/\/www.bihec.com\/precisionacousticsproducts\/?p=448"},"modified":"2026-10-28T10:56:45","modified_gmt":"2026-10-28T02:56:45","slug":"precision-acoustics-%e7%9a%84ml4x50-%e5%9c%86%e5%bd%a2%e5%b9%b3%e9%9d%a2%e6%b4%bb%e5%a1%9e%e5%bc%8f%e6%b0%b4%e5%90%ac%e5%99%a8%ef%bc%8c%e7%94%a8%e4%ba%8e%e5%9c%a8100-khz%e8%87%b31-mhz%e7%9a%84","status":"publish","type":"post","link":"https:\/\/www.bihec.com\/precisionacousticsproducts\/precision-acoustics-%e7%9a%84ml4x50-%e5%9c%86%e5%bd%a2%e5%b9%b3%e9%9d%a2%e6%b4%bb%e5%a1%9e%e5%bc%8f%e6%b0%b4%e5%90%ac%e5%99%a8%ef%bc%8c%e7%94%a8%e4%ba%8e%e5%9c%a8100-khz%e8%87%b31-mhz%e7%9a%84\/","title":{"rendered":"Precision Acoustics \u7684ML4X50 \u5706\u5f62\u5e73\u9762\u6d3b\u585e\u5f0f\u6c34\u542c\u5668\uff0c\u7528\u4e8e\u5728100 kHz\u81f31 MHz\u7684\u9891\u7387\u8303\u56f4\u5185\u8fdb\u884c\u6d4b\u91cf"},"content":{"rendered":"

\u5f53\u6ce2\u957f\u957f\u5230\u8ba9\u201c\u5c0f\u63a2\u5934\u201d\u5931\u53bb\u610f\u4e49\uff0c\u4f60\u9700\u8981\u7684\u662f\u4e00\u4e2a\u201c\u7406\u8bba\u53ef\u9884\u6d4b\u201d\u7684\u5927\u611f\u6d4b\u9762\uff1aML4X50 \u6d3b\u585e\u5f0f\u6c34\u542c\u5668<\/a><\/span><\/strong><\/p>\n

\u5728\u524d\u51e0\u7bc7\u5173\u4e8e\u9488\u5f0f\u6c34\u542c\u5668<\/a>\u7684\u8ba8\u8bba\u4e2d\uff0c\u9009\u578b\u7684\u903b\u8f91\u59cb\u7ec8\u56f4\u7ed5\u4e00\u4e2a\u65b9\u5411\uff1a\u9891\u7387\u8d8a\u9ad8\uff0c\u611f\u6d4b\u9762\u5c31\u5f97\u8d8a\u5c0f\u3002\u4f46\u5f53\u5de5\u4f5c\u9891\u7387<\/span>\u4e0b\u63a2\u5230 1 MHz \u4ee5\u4e0b<\/span><\/strong>\uff0c\u8fd9\u6761\u903b\u8f91\u4f1a\u6084\u7136\u53cd\u8f6c\u3002\u5728 100 kHz \u81f3 1 MHz \u7684\u4f4e\u9891\u8d85\u58f0<\/a>\u4e0e\u6c34\u58f0\u6d4b\u91cf\u4e2d\uff0c\u6c34\u4e2d\u58f0\u6ce2\u6ce2\u957f\u53ef\u8fbe<\/span>1.5 mm \u81f3 15 mm<\/span><\/strong> \u91cf\u7ea7\u3002\u6b64\u65f6\uff0c\u4e00\u652f 0.075 mm \u751a\u81f3 0.2 mm \u7684\u9488\u5f0f\u63a2\u5934\u867d\u7136\u201c\u5c0f\u201d\uff0c\u5374\u9762\u4e34\u53e6\u4e00\u4e2a\u95ee\u9898\uff1a<\/span>\u4fe1\u53f7\u592a\u5f31\uff0c\u4e14\u611f\u6d4b\u9762\u76f8\u5bf9\u6ce2\u957f\u5c0f\u5230\u8ba9\u65b9\u5411\u6027\u4e0e\u7a7a\u95f4\u54cd\u5e94\u8fdb\u5165\u4e86\u4e00\u4e2a\u4fe1\u566a\u6bd4\u4e0d\u518d\u4ece\u5bb9\u7684\u533a\u95f4<\/span><\/strong>\u3002<\/span><\/p>\n

Precision Acoustics<\/a> \u7684 <\/span>ML4X50 \u6d3b\u585e\u5f0f\u6c34\u542c\u5668<\/a><\/span><\/strong>\uff0c\u6b63\u662f\u4e3a\u8fd9\u4e00\u9891\u6bb5\u4e13\u95e8\u8bbe\u8ba1\u7684\u5de5\u5177\u3002\u5b83\u7684\u5b98\u65b9\u5b9a\u4f4d\u53ea\u6709\u4e00\u53e5\u8bdd\uff1a<\/span>\u201c\u7528\u4e8e 100 kHz \u81f3 1 MHz \u9891\u7387\u8303\u56f4\u5185\u6d4b\u91cf\u7684\u5706\u5f62\u5e73\u9762\u6d3b\u585e\u6d78\u5165\u5f0f\u6c34\u542c\u5668\u201d<\/span><\/strong> \u3002\u4f46\u8fd9\u53e5\u8bdd\u80cc\u540e\u662f\u4e00\u4e2a\u4e0e\u9488\u5f0f\u63a2\u5934\u622a\u7136\u4e0d\u540c\u7684\u5de5\u7a0b\u54f2\u5b66\u2014\u2014\u5728\u4f4e\u9891\u6bb5\uff0c<\/span>\u7528\u4e00\u4e2a\u5c3a\u5bf8\u5df2\u77e5\u3001\u884c\u4e3a\u53ef\u88ab\u7406\u8bba\u7cbe\u786e\u63cf\u8ff0\u7684\u5927\u611f\u6d4b\u9762\uff0c\u6362\u53d6\u5e73\u5766\u7684\u7075\u654f\u5ea6<\/a>\u3001\u9ad8\u4fe1\u566a\u6bd4\uff0c\u4ee5\u53ca\u4e0e\u5706\u5f62\u6d3b\u585e\u7406\u8bba\u6a21\u578b\u9ad8\u5ea6\u543b\u5408\u7684\u65b9\u5411\u6027<\/span><\/strong>\u3002<\/span><\/p>\n

\u4e3a\u4ec0\u4e48\u201c\u5927\u201d\u5728\u8fd9\u91cc\u4e0d\u662f\u59a5\u534f\uff0c\u800c\u662f\u524d\u63d0<\/span><\/strong><\/p>\n

ML4X50 \u7684\u6838\u5fc3\u662f\u4e00\u4e2a<\/span>\u76f4\u5f84 23 mm \u7684\u6709\u6e90\u5143\u4ef6<\/span><\/strong>\uff0c\u7531<\/span>\u56db\u5c42 50 \u5fae\u7c73\u539a\u7684\u9540\u91d1\u7535\u6781 PVdF \u8584\u819c<\/span><\/strong>\u5c42\u538b\u6784\u6210<\/span>\u3002\u4e0e\u9488\u5f0f\u6c34\u542c\u5668\u4f9d\u9760\u201c\u5c0f\u5230\u770b\u4e0d\u89c1\u201d\u6765\u89c4\u907f\u7a7a\u95f4\u5e73\u5747\u4e0d\u540c\uff0cML4X50 \u7684\u7b56\u7565\u662f\uff1a<\/span>\u8ba9\u611f\u6d4b\u9762\u7684\u51e0\u4f55\u4e0e\u58f0\u5b66\u884c\u4e3a\u5b8c\u5168\u843d\u5165\u5706\u5f62\u5e73\u9762\u6d3b\u585e\u7684\u7406\u8bba\u6846\u67b6\u4e4b\u5185<\/span><\/strong>\u3002<\/span><\/p>\n

\u5b98\u65b9\u6570\u636e\u8868\u5bf9\u6b64\u7684\u8868\u8ff0\u975e\u5e38\u514b\u5236\uff0c\u4f46\u5206\u91cf\u5f88\u91cd\uff1a\u8be5\u6c34\u542c\u5668\u63d0\u4f9b\u7684\u65b9\u5411\u6027\u56fe\u201c<\/span>\u4e0e\u5706\u5f62\u5e73\u9762\u6d3b\u585e\u7406\u8bba\u5efa\u6a21\u8868\u73b0\u51fa\u6781\u9ad8\u7684\u76f8\u5173\u6027<\/span><\/strong>\u201d<\/span>\u3002\u8fd9\u53e5\u8bdd\u5728\u4f4e\u9891\u6d4b\u91cf\u4e2d\u7684\u5b9e\u9645\u542b\u4e49\u662f\uff1a\u4f60\u4e0d\u9700\u8981\u628a\u5b83\u5f53\u4f5c\u4e00\u4e2a\u201c\u9ed1\u7bb1\u201d\u6765\u4f7f\u7528\u3002\u5b83\u7684\u6307\u5411\u6027\u54cd\u5e94\u3001\u7a7a\u95f4\u5e73\u5747\u6548\u5e94\uff0c\u90fd\u53ef\u4ee5\u901a\u8fc7\u6210\u719f\u7684\u7406\u8bba\u6a21\u578b\u6765\u9884\u6d4b\u548c\u6821\u6b63\u3002\u5bf9\u4e8e\u9700\u8981\u5c06\u6d4b\u91cf\u7ed3\u679c\u8ffd\u6eaf\u5230\u58f0\u573a\u7269\u7406\u91cf\u3001\u6216\u9700\u8981\u4f9d\u636e\u6807\u51c6\u8fdb\u884c\u4e0d\u786e\u5b9a\u5ea6\u8bc4\u5b9a\u7684\u573a\u666f\uff0c\u8fd9\u79cd<\/span>\u7406\u8bba\u53ef\u9884\u6d4b\u6027<\/span><\/strong>\u672c\u8eab\u5c31\u662f\u4e00\u79cd\u6d4b\u91cf\u80fd\u529b\u3002<\/span><\/p>\n

23 mm \u7684\u6709\u6e90\u76f4\u5f84\u5728 100 kHz\u20131 MHz \u9891\u6bb5\u5185\u5bf9\u5e94\u7684\u5f52\u4e00\u5316\u5c3a\u5bf8\uff0c\u8fdc\u5927\u4e8e\u9488\u5f0f\u63a2\u5934\u5728\u9ad8\u9891\u4e0b\u7684\u201c\u534a\u6ce2\u957f\u201d\u7ea6\u675f\u3002\u4f46\u4f4e\u9891\u573a\u7684\u7a7a\u95f4\u68af\u5ea6\u672c\u8eab\u5c31\u5e73\u7f13\u5f97\u591a\uff0c\u7a7a\u95f4\u5e73\u5747\u5728\u8fd9\u91cc\u4e0d\u6784\u6210\u4e3b\u8981\u77db\u76fe\u3002\u76f8\u53cd\uff0c\u5927\u611f\u6d4b\u9762\u5e26\u6765\u7684<\/span>\u9ad8\u7075\u654f\u5ea6<\/span><\/strong>\u624d\u662f\u5b8c\u6210\u6d4b\u91cf\u7684\u5173\u952e\u524d\u63d0\u3002<\/span><\/p>\n

\u7075\u654f\u5ea6\u4e0e\u5e73\u5766\u5ea6\uff1a\u4f4e\u9891\u5f31\u4fe1\u53f7\u573a\u666f\u4e0b\u7684\u201c\u7b2c\u4e00\u9053\u95e8\u69db\u201d<\/span><\/strong><\/p>\n

ML4X50 \u7684\u5178\u578b\u63a2\u5934\u7075\u654f\u5ea6\u4e3a <\/span>\u2212218 dB re 1 V\/\u00b5Pa<\/span><\/strong>\uff08\u7b49\u6548\u4e8e\u7ea6 <\/span>12.6 mV\/Pa<\/span><\/strong>\uff09<\/span>\u3002\u8fd9\u4e2a\u6570\u503c\u653e\u5728\u9488\u5f0f\u6c34\u542c\u5668\u7684\u5e8f\u5217\u4e2d\u5e76\u4e0d\u8d77\u773c\uff0c\u4f46\u5b83\u5bf9\u5e94\u7684\u4f7f\u7528\u573a\u666f\u5b8c\u5168\u4e0d\u540c\u3002\u5728 100 kHz\u20131 MHz \u7684\u4f4e\u9891\u6c34\u58f0\u6d4b\u91cf\u3001\u58f0\u7eb3\u6362\u80fd\u5668<\/a>\u8868\u5f81\u6216\u70ed\u58f0\u4fe1\u53f7\u68c0\u6d4b\u4e2d\uff0c\u58f0\u538b\u91cf\u7ea7\u672c\u8eab\u53ef\u80fd\u5e76\u4e0d\u9ad8\uff0c\u800c\u9488\u5f0f\u63a2\u5934\u5728\u8fd9\u4e2a\u9891\u6bb5\u7684\u7075\u654f\u5ea6\u5f80\u5f80\u5df2\u7ecf\u4e0d\u8db3\u4ee5\u4ece\u5bb9\u5730\u5c06\u4fe1\u53f7\u62ac\u79bb\u566a\u58f0\u5e95\u3002ML4X50 \u4ee5\u66f4\u5927\u7684\u611f\u6d4b\u9762\u79ef\u6362\u6765\u7684\u8f93\u51fa\u5e45\u5ea6\uff0c\u662f\u8bb8\u591a\u4f4e\u9891\u6d4b\u91cf\u5f97\u4ee5\u6210\u7acb\u7684\u57fa\u7840\u3002<\/span><\/p>\n

\u9891\u7387\u54cd\u5e94\u65b9\u9762\uff0c\u5176\u6807\u79f0\u5e73\u5766\u5ea6\u5206\u4e3a\u4e24\u6863\uff1a<\/span>300 kHz \u81f3 1 MHz\uff1a\u00b10.5 dB<\/span><\/strong>\uff1b<\/span>50 kHz<\/a> \u81f3 1 MHz\uff1a+1.5 dB \/ \u22120.6 dB<\/span><\/strong>\u3002<\/span>\u00b10.5 dB<\/span><\/strong> \u7684\u5e73\u5766\u5ea6\u8986\u76d6\u4e86\u8be5\u63a2\u5934\u6807\u79f0\u5de5\u4f5c\u9891\u6bb5\u7684\u4e3b\u4f53\uff0c\u610f\u5473\u7740\u5728 300 kHz \u4ee5\u4e0a\uff0c\u5e45\u9891\u4e00\u81f4\u6027\u5df2\u7ecf\u8fdb\u5165\u4e86\u4e00\u4e2a\u76f8\u5f53\u4e25\u683c\u7684\u533a\u95f4\u3002\u5bf9\u4e8e\u9700\u8981\u5728\u9891\u57df\u5185\u6bd4\u8f83\u4e0d\u540c\u9891\u70b9\u58f0\u538b\u3001\u6216\u8fdb\u884c\u8109\u51b2<\/a>\u6ce2\u5f62\u4fdd\u771f\u91c7\u96c6\u7684\u7528\u6237\uff0c\u8fd9\u4e00\u5e73\u5766\u5ea6\u76f4\u63a5\u51b3\u5b9a\u4e86\u9891\u54cd\u6821\u6b63\u7684\u590d\u6742\u7a0b\u5ea6\u3002<\/span><\/p>\n

ML4X50 \u6280\u672f\u89c4\u683c\u4e00\u89c8<\/span><\/strong><\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\u89c4\u683c\u9879<\/span><\/th>\n\u53c2\u6570<\/span><\/th>\n<\/tr>\n<\/thead>\n
\u578b\u53f7 \/ \u8ba2\u5355\u4ee3\u7801<\/span><\/td>\nML4X50<\/span><\/strong><\/td>\n<\/tr>\n
\u7c7b\u578b<\/span><\/td>\n\u5706\u5f62\u5e73\u9762\u6d3b\u585e\uff0c\u6d78\u5165\u5f0f\u6c34\u542c\u5668<\/span><\/td>\n<\/tr>\n
\u6807\u79f0\u9891\u7387\u8303\u56f4<\/span><\/td>\n100 kHz \u2013 1 MHz<\/span><\/strong><\/td>\n<\/tr>\n
\u4f20\u611f\u5668\u6750\u6599<\/span><\/td>\n4 \u5c42 \u00d7 50 \u03bcm<\/span><\/strong> \u9540\u91d1\u7535\u6781 PVdF \u8584\u819c<\/span><\/td>\n<\/tr>\n
\u6709\u6e90\u5143\u4ef6\u76f4\u5f84<\/span><\/td>\n23 mm<\/span><\/strong><\/td>\n<\/tr>\n
\u5916\u58f3\u6750\u6599<\/span><\/td>\n316L \u4e0d\u9508\u94a2<\/span><\/strong><\/td>\n<\/tr>\n
\u5916\u58f3\u76f4\u5f84<\/span><\/td>\n31 mm<\/span><\/strong><\/td>\n<\/tr>\n
\u5916\u58f3\u957f\u5ea6<\/span><\/td>\n53 mm<\/span><\/strong><\/td>\n<\/tr>\n
\u5178\u578b\u63a2\u5934\u7075\u654f\u5ea6<\/span><\/td>\n\u2212218 dB re 1 V\/\u00b5Pa<\/span><\/strong>\uff08\u7ea6 <\/span>12.6 mV\/Pa<\/span><\/strong>\uff09<\/span><\/td>\n<\/tr>\n
\u4e2a\u4f53\u95f4\u7075\u654f\u5ea6\u5bb9\u5dee<\/span><\/td>\n\u00b13 dB<\/span><\/strong> \u8303\u56f4\u5185<\/span><\/td>\n<\/tr>\n
\u9891\u7387\u54cd\u5e94\uff08\u6807\u79f0\uff09<\/span><\/td>\n300 kHz \u2013 1 MHz\uff1a\u00b10.5 dB<\/span><\/strong>\uff1b<\/span>50 kHz \u2013 1 MHz\uff1a+1.5 dB \/ \u22120.6 dB<\/span><\/strong><\/td>\n<\/tr>\n
\u6807\u51c6\u7ec8\u7aef<\/span><\/td>\n5 m RG58 \u540c\u8f74\u7535\u7f06\uff0c50 \u03a9 BNC<\/span><\/strong>\uff08\u5176\u4ed6\u9009\u9879\u53ef\u8be2\uff09<\/span><\/td>\n<\/tr>\n
\u5178\u578b\u65b9\u5411\u6027<\/span><\/td>\n\u4e0e<\/span>\u5706\u5f62\u5e73\u9762\u6d3b\u585e\u7406\u8bba\u5efa\u6a21<\/span><\/strong>\u9ad8\u5ea6\u76f8\u5173<\/span><\/td>\n<\/tr>\n
\u914d\u5957\u653e\u5927\u5668\uff08\u9009\u914d\uff09<\/span><\/td>\n\u53ef\u4e0e Precision Acoustics <\/span>\u6c34\u542c\u5668\u5347\u538b\u653e\u5927\u5668\uff08HA1\uff09<\/span><\/strong> \u914d\u5408\u4f7f\u7528<\/span><\/td>\n<\/tr>\n
\u5178\u578b\u5e94\u7528\u65b9\u5411<\/span><\/td>\n\u4f4e\u9891\u8d85\u58f0\u58f0\u573a\u6d4b\u91cf\u3001\u58f0\u7eb3\u6362\u80fd\u5668\u8868\u5f81\u3001\u4e9a MHz \u58f0\u5b66\u6d4b\u91cf<\/a><\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

\u89c4\u683c\u4ee5\u5b98\u65b9\u6570\u636e\u8868\u4e3a\u51c6\uff1b\u5916\u58f3\u5c3a\u5bf8\u4e0e\u6709\u6e90\u5143\u4ef6\u5c3a\u5bf8\u4e3a\u4e24\u4e2a\u4e0d\u540c\u53c2\u6570\uff0c\u8ba2\u8d2d\u65f6\u4ee5\u6570\u636e\u8868\u6807\u6ce8\u4e3a\u51c6\u3002<\/span><\/em><\/p>\n

\u65b9\u5411\u6027\u7684\u201c\u53ef\u9884\u6d4b\u201d\u4e3a\u4ec0\u4e48\u6bd4\u201c\u5e73\u5766\u201d\u66f4\u96be\u5f97<\/span><\/strong><\/p>\n

\u5728\u4f4e\u9891\u6c34\u542c\u5668\u7684\u89c4\u683c\u4e2d\uff0c\u7075\u654f\u5ea6\u5e73\u5766\u5ea6\u901a\u5e38\u662f\u7528\u6237\u6700\u5148\u5173\u6ce8\u7684\u4e00\u9879\u3002\u4f46 ML4X50 \u66f4\u503c\u5f97\u88ab\u8ba4\u771f\u5bf9\u5f85\u7684\u7279\u6027\uff0c\u662f\u5b83\u7684<\/span>\u65b9\u5411\u6027\u56fe\u4e0e\u5706\u5f62\u5e73\u9762\u6d3b\u585e\u7406\u8bba\u6a21\u578b\u4e4b\u95f4\u7684\u9ad8\u5ea6\u4e00\u81f4\u6027<\/span><\/strong>\u3002<\/span><\/p>\n

\u5728\u4f4e\u9891\u58f0\u573a\u8868\u5f81\u4e2d\uff0c\u65b9\u5411\u6027\u4e0d\u4ec5\u4ec5\u51b3\u5b9a\u201c\u63a2\u5934\u5bf9\u51c6\u58f0\u573a\u4e2d\u5fc3\u65f6\u7684\u8bfb\u6570\u201d\uff0c\u5b83\u8fd8\u51b3\u5b9a\u4e86\uff1a\u5f53\u63a2\u5934\u5728\u58f0\u573a\u4e2d\u79fb\u52a8\u3001\u6216\u58f0\u573a\u672c\u8eab\u5177\u6709\u975e\u8f74\u5411\u5206\u91cf\u65f6\uff0c\u6d4b\u91cf\u7ed3\u679c\u5e94\u5f53\u5982\u4f55\u88ab\u89e3\u8bfb\u3002\u4e00\u4e2a\u65b9\u5411\u6027\u884c\u4e3a\u53ef\u4ee5\u88ab\u7406\u8bba\u7cbe\u786e\u63cf\u8ff0\u7684\u6d3b\u585e\u5f0f\u6c34\u542c\u5668\uff0c\u4f7f\u5f97\u7528\u6237\u80fd\u591f\u5728<\/span>\u504f\u79bb\u8f74\u5411<\/span><\/strong>\u6216<\/span>\u58f0\u573a\u5b58\u5728\u6709\u9650\u5b54\u5f84\u6548\u5e94<\/span><\/strong>\u7684\u6761\u4ef6\u4e0b\uff0c\u4ecd\u7136\u5bf9\u6d4b\u91cf\u7ed3\u679c\u5efa\u7acb\u53ef\u4fe1\u7684\u6821\u6b63\u4f9d\u636e\u3002\u76f8\u5173\u7814\u7a76\u4e5f\u786e\u8ba4\uff0c\u521a\u6027\u6d3b\u585e\u6a21\u578b\uff08rigid piston model\uff09\u5df2\u88ab\u5e7f\u6cdb\u7528\u4e8e\u63cf\u8ff0\u6c34\u542c\u5668\u7684\u65b9\u5411\u6027\u54cd\u5e94\uff0c\u5e76\u636e\u6b64\u5bf9\u7a7a\u95f4\u5e73\u5747\u6548\u5e94\u8fdb\u884c\u6821\u6b63<\/span>\u3002ML4X50 \u7684\u4ef7\u503c\uff0c\u6b63\u5728\u4e8e\u5b83\u628a\u8fd9\u4e00\u7406\u8bba\u6846\u67b6\u4ece\u4e00\u4e2a\u201c\u8fd1\u4f3c\u6a21\u578b\u201d\u53d8\u6210\u4e86\u4e00\u4e2a\u4e0e\u5b9e\u6d4b\u54cd\u5e94\u9ad8\u5ea6\u543b\u5408\u7684\u5de5\u7a0b\u5de5\u5177\u3002<\/span><\/p>\n

\u7cfb\u7edf\u96c6\u6210\uff1a\u4e00\u652f\u4f4e\u9891\u6d3b\u585e\u63a2\u5934\uff0c\u540c\u6837\u9700\u8981\u4e00\u6761\u201c\u4f4e\u9891\u5339\u914d\u201d\u7684\u4fe1\u53f7\u94fe<\/span><\/strong><\/p>\n

ML4X50 \u662f\u4e00\u652f<\/span>\u6d78\u5165\u5f0f\u6c34\u542c\u5668<\/span><\/strong>\uff0c\u914d\u5907\u6807\u51c6 <\/span>5 \u7c73 RG58 \u540c\u8f74\u7535\u7f06\u4e0e 50 \u03a9 BNC \u7ec8\u7aef<\/span><\/strong>\uff0c\u53ef\u76f4\u63a5\u63a5\u5165 50 \u03a9 \u8f93\u5165\u793a\u6ce2\u5668\u6216\u91c7\u96c6\u7cfb\u7edf<\/span>\u3002\u5bf9\u4e8e\u4fe1\u53f7\u5e45\u5ea6\u4ecd\u7136\u504f\u4f4e\u7684\u4f4e\u9891\u6d4b\u91cf\u573a\u666f\uff0c\u5b98\u65b9\u660e\u786e\u63d0\u4f9b\u4e86\u914d\u5957\u9009\u9879\uff1a<\/span>\u6c34\u542c\u5668\u5347\u538b\u653e\u5927\u5668\uff08HA1\uff09<\/span><\/strong>\uff0c\u7528\u4e8e\u5728\u9700\u8981\u65f6\u8fdb\u4e00\u6b65\u63d0\u5347\u4fe1\u53f7\u7535\u5e73<\/span>\u3002<\/span><\/p>\n

\u4e0e\u9488\u5f0f\u6c34\u542c\u5668\u7cfb\u7edf\u4e0d\u540c\uff0cML4X50 \u5e76\u4e0d\u4f9d\u8d56\u6f5c\u6c34\u5f0f\u524d\u7f6e\u653e\u5927\u5668<\/a>\u76f4\u63a5\u96c6\u6210\u5728\u63a2\u5934\u7aef\u3002\u5b83\u7684\u7cfb\u7edf\u914d\u7f6e\u903b\u8f91\u66f4\u63a5\u8fd1\u201c\u63a2\u5934\u2014\u7535\u7f06\u2014\uff08\u53ef\u9009\u5347\u538b\u653e\u5927\u5668\uff09\u2014\u91c7\u96c6\u7aef\u201d\u7684\u7b80\u6d01\u94fe\u8def\u3002\u8fd9\u610f\u5473\u7740\u5728\u7cfb\u7edf\u96c6\u6210\u65f6\uff0c\u9700\u8981\u786e\u8ba4\u7684\u91cd\u70b9\u4e0d\u662f\u524d\u7f6e\u653e\u5927\u5668\u7684\u5339\u914d\uff0c\u800c\u662f<\/span>\u91c7\u96c6\u7aef\u7684\u7aef\u63a5\u963b\u6297\uff0850 \u03a9\uff09<\/span><\/strong> \u4ee5\u53ca<\/span>\u662f\u5426\u9700\u8981\u901a\u8fc7 HA1 \u6765\u8865\u507f\u4f4e\u9891\u5f31\u4fe1\u53f7\u6761\u4ef6\u4e0b\u7684\u4fe1\u566a\u6bd4<\/span><\/strong>\u3002<\/span><\/p>\n

\u5728\u4ea4\u4ed8 ML4X50 \u65f6\uff0c\u4f1a\u534f\u52a9\u786e\u8ba4\u4e24\u4ef6\u4e8b\uff1a\u4f60\u7684\u91c7\u96c6\u7aef\u662f\u5426\u4ee5 <\/span>50 \u03a9<\/span><\/strong> \u6b63\u786e\u7aef\u63a5\uff1b\u4ee5\u53ca\u5728\u4f60\u9884\u671f\u7684\u58f0\u538b\u91cf\u7ea7\u4e0b\uff0c\u662f\u5426\u5efa\u8bae\u4e00\u5e76\u914d\u7f6e <\/span>HA1 \u5347\u538b\u653e\u5927\u5668<\/span><\/strong>\u3002\u5bf9\u4e8e\u4ee5\u8fde\u7eed\u6ce2<\/a>\u6216\u957f\u8109\u51b2\u4e3a\u4e3b\u3001\u58f0\u538b\u4e2d\u7b49\u7684\u4f4e\u9891\u6d4b\u91cf\uff0c\u63a2\u5934\u672c\u8eab\u7684\u7075\u654f\u5ea6\u53ef\u80fd\u5df2\u7ecf\u8db3\u591f\uff1b\u5bf9\u4e8e\u4fe1\u53f7\u66f4\u5f31\u6216\u7535\u7f06\u66f4\u957f\u7684\u60c5\u51b5\uff0cHA1 \u7684\u589e\u76ca\u4ecb\u5165\u70b9\u9700\u8981\u63d0\u524d\u89c4\u5212\uff0c\u800c\u4e0d\u662f\u7b49\u5230\u6570\u636e\u4fe1\u566a\u6bd4\u4e0d\u8db3\u65f6\u518d\u56de\u5934\u8865\u914d\u3002<\/span><\/p>\n

\u4f7f\u7528\u8fb9\u754c\u4e0e\u64cd\u4f5c\u6ce8\u610f\uff1a\u4f4e\u9891\u63a2\u5934\u540c\u6837\u6709\u5b83\u201c\u4e0d\u8be5\u53bb\u7684\u5730\u65b9\u201d<\/span><\/strong><\/p>\n

ML4X50 \u7684\u6807\u79f0\u9891\u7387\u8303\u56f4\u4e0a\u9650\u4e3a <\/span>1 MHz<\/span><\/strong>\u3002\u8d85\u8fc7\u8fd9\u4e00\u9891\u6bb5\uff0c\u5176\u65b9\u5411\u6027\u4e0e\u7a7a\u95f4\u5e73\u5747\u884c\u4e3a\u5c06\u9010\u6e10\u504f\u79bb\u4ee5\u4f4e\u9891\u6d3b\u585e\u7406\u8bba\u4e3a\u57fa\u7840\u7684\u9884\u671f\uff0c\u4e0d\u5e94\u5c06\u9488\u5f0f\u6c34\u542c\u5668\u5728\u6570 MHz \u81f3\u6570\u5341 MHz \u9891\u6bb5\u4e0b\u7684\u4f7f\u7528\u903b\u8f91\u76f4\u63a5\u5957\u7528\u4e8e\u6b64\u3002\u5982\u679c\u4f60\u7684\u5de5\u4f5c\u4e3b\u4f53\u5728 <\/span>1 MHz \u4ee5\u4e0a<\/span><\/strong>\uff0c\u9488\u5f0f\u6c34\u542c\u5668\uff080.075 mm\u30010.2 mm \u6216 0.04 mm \u578b\u53f7\uff09\u624d\u662f\u6b63\u786e\u7684\u8d77\u70b9\u3002<\/span><\/p>\n

\u6e29\u5ea6\u65b9\u9762\uff0c\u76f8\u5173\u7814\u7a76\u5bf9\u540c\u7cfb\u5217\u6d3b\u585e\u5f0f\u6c34\u542c\u5668\u7684\u6d4b\u91cf\u8868\u660e\uff0c\u7075\u654f\u5ea6\u5b58\u5728\u53ef\u91cf\u5316\u7684\u6e29\u5ea6\u4f9d\u8d56\u6027\uff085 mm \u6d3b\u585e\u5f0f\u578b\u53f7\u7ea6\u4e3a <\/span>\u22120.20 %\/\u00b0C<\/span><\/strong>\uff09\uff0c\u5176\u5de5\u7a0b\u542b\u4e49\u662f\uff1a\u5f53\u5b9e\u9645\u6d4b\u91cf\u6c34\u6e29\u4e0e\u6821\u51c6\u6e29\u5ea6\u5b58\u5728\u663e\u8457\u5dee\u5f02\u65f6\uff0c\u4f4e\u9891\u58f0\u538b\u8bfb\u6570\u53ef\u80fd\u9700\u8981\u7eb3\u5165\u6e29\u5ea6\u4fee\u6b63\u7684\u8003\u91cf<\/span>\u3002\u8fd9\u662f\u4e00\u6761\u5bb9\u6613\u88ab\u5ffd\u7565\u3001\u4f46\u5728\u7cbe\u5bc6\u4f4e\u9891\u6d4b\u91cf\u4e2d\u503c\u5f97\u88ab\u5199\u5165\u4e0d\u786e\u5b9a\u5ea6\u9884\u7b97\u7684\u4fe1\u606f\u3002<\/span><\/p>\n

\u6b64\u5916\uff0c\u4e0e\u6240\u6709 PVdF \u6c34\u542c\u5668\u4e00\u6837\uff0cML4X50 \u5e94\u907f\u514d\u63a5\u89e6\u4f1a\u4fb5\u8680\u4f20\u611f\u6750\u6599\u7684\u5316\u5b66\u54c1\u3002\u5728\u77ff\u7269\u6cb9\u6216\u84d6\u9ebb\u6cb9\u4e2d\u4f7f\u7528\u524d\uff0c\u5e94\u786e\u8ba4\u517c\u5bb9\u6027\u3002\u5176\u6d78\u5165\u5f0f\u7ed3\u6784\u652f\u6301\u5728\u6c34\u4e0b\u5de5\u4f5c\uff0c\u76f8\u5173\u6e20\u9053\u8d44\u6599\u63d0\u53ca\u8be5\u7cfb\u5217\u8bbe\u8ba1\u9002\u7528\u4e8e<\/span>\u6700\u9ad8 5 \u7c73\u6df1\u5ea6<\/span><\/strong>\uff0c\u4f46\u5177\u4f53\u4f7f\u7528\u6df1\u5ea6\u4ecd\u5e94\u4ee5\u5b98\u65b9\u6570\u636e\u8868\u548c\u4ea4\u4ed8\u6587\u4ef6\u4e3a\u51c6<\/span>\u3002<\/span><\/p>\n

\u9009\u578b\u5224\u65ad\uff1a\u5b83\u89e3\u51b3\u7684\u662f\u201c\u4f4e\u9891\u6bb5\u6ca1\u6709\u5408\u9002\u5c0f\u63a2\u5934\u53ef\u7528\u201d\u7684\u95ee\u9898<\/span><\/strong><\/p>\n

ML4X50 \u7684\u9009\u578b\u7406\u7531\uff0c\u4e0d\u662f\u201c\u5b83\u6bd4\u9488\u5f0f\u63a2\u5934\u66f4\u5927\u201d\uff0c\u800c\u662f<\/span>\u5728 100 kHz \u81f3 1 MHz \u8fd9\u4e00\u6bb5\uff0c\u9488\u5f0f\u63a2\u5934\u8d56\u4ee5\u6210\u7acb\u7684\u5c0f\u5c3a\u5bf8\u903b\u8f91\u5931\u53bb\u4e86\u5b83\u5728\u9ad8\u9891\u6bb5\u6240\u6362\u53d6\u7684\u4f18\u52bf\uff0c\u800c\u4f4e\u9891\u6d4b\u91cf\u9700\u8981\u7684\u662f\u53e6\u4e00\u79cd\u4e1c\u897f\uff1a\u8db3\u591f\u9ad8\u7684\u7075\u654f\u5ea6\u3001\u4e25\u683c\u5e73\u5766\u7684\u9891\u54cd\uff0c\u4ee5\u53ca\u4e00\u4e2a\u884c\u4e3a\u53ef\u4ee5\u88ab\u7406\u8bba\u7cbe\u786e\u9884\u6d4b\u7684\u611f\u6d4b\u9762<\/span><\/strong>\u3002<\/span><\/p>\n

\u5982\u679c\u4f60\u7684\u5de5\u4f5c\u96c6\u4e2d\u5728\u4f4e\u9891\u6c34\u58f0\u3001\u58f0\u7eb3\u6362\u80fd\u5668 TVR\/\u6ce2\u675f\u56fe\u6d4b\u91cf\u3001\u4e9a MHz \u8d85\u58f0\u58f0\u573a\u8868\u5f81\uff0c\u6216\u9700\u8981\u5229\u7528\u5706\u5f62\u6d3b\u585e\u7406\u8bba\u6a21\u578b\u5bf9\u65b9\u5411\u6027\u4e0e\u7a7a\u95f4\u54cd\u5e94\u8fdb\u884c\u6821\u6b63\uff0cML4X50 \u63d0\u4f9b\u7684\u662f\u4e00\u5957<\/span>\u89c4\u683c\u900f\u660e\u3001\u884c\u4e3a\u53ef\u8ba1\u7b97<\/span><\/strong>\u7684\u6d4b\u91cf\u524d\u7aef\u3002\u53cd\u8fc7\u6765\uff0c\u5982\u679c\u4f60\u7684\u4e3b\u4f53\u9891\u6bb5\u5728 MHz \u4ee5\u4e0a\uff0c\u6216\u9700\u8981\u5728\u4f4e\u9891\u6bb5\u540c\u65f6\u8ffd\u6c42 10 \u03bcm \u7ea7\u7a7a\u95f4\u5206\u8fa8\u7387<\/a>\u4e0e\u58f0\u538b\/\u6e29\u5ea6\u540c\u70b9\u91c7\u96c6\uff0c\u90a3\u4e48\u524d\u6587\u8ba8\u8bba\u7684\u5149\u7ea4\u6c34\u542c\u5668<\/a>\u7cfb\u7edf\uff08FOHS\uff09\u6216\u9488\u5f0f\u6c34\u542c\u5668\u7cfb\u5217<\/a>\uff0c\u624d\u662f\u66f4\u5339\u914d\u7684\u8d77\u70b9\u3002<\/span><\/p>\n

\u6211\u4eec\u5728\u914d\u7f6e\u4f4e\u9891\u65b9\u6848\u65f6\uff0c\u4f1a\u91cd\u70b9\u786e\u8ba4\u4f60\u7684<\/span>\u4e2d\u5fc3\u9891\u7387\u4e0e\u5e26\u5bbd<\/span><\/strong>\u662f\u5426\u771f\u6b63\u843d\u5728 ML4X50 \u7684\u6807\u79f0\u7a97\u53e3\u4e4b\u5185\u3001<\/span>\u9884\u671f\u58f0\u538b\u91cf\u7ea7<\/span><\/strong>\u662f\u5426\u9700\u8981 HA1 \u4ecb\u5165\uff0c\u4ee5\u53ca<\/span>\u91c7\u96c6\u7aef\u7aef\u63a5\u4e0e\u6821\u51c6\u8ffd\u6eaf<\/span><\/strong>\u662f\u5426\u4ee5 50 \u03a9 \u4e3a\u57fa\u51c6\u5b8c\u6210\u3002\u6b22\u8fce\u63d0\u4f9b\u4f60\u7684\u6362\u80fd\u5668\u5de5\u4f5c\u9891\u7387\u3001\u5178\u578b\u58f0\u538b\u8303\u56f4\u548c\u73b0\u6709\u91c7\u96c6\u94fe\u8def\u914d\u7f6e\uff0c\u6211\u4eec\u53ef\u4ee5\u636e\u6b64\u5224\u65ad ML4X50 \u662f\u5426\u662f\u4f60\u4f4e\u9891\u6bb5\u90a3\u652f\u201c\u884c\u4e3a\u53ef\u4ee5\u88ab\u7b97\u6e05\u695a\u201d\u7684\u63a2\u5934\uff0c\u4ee5\u53ca\u662f\u5426\u9700\u8981\u540c\u6b65\u914d\u7f6e\u5347\u538b\u653e\u5927\u5668\u3002<\/span><\/p>\n

 <\/p>\n

 <\/p>\n

\u5728\u58f0\u573a\u6570\u636e\u53d8\u5dee\u4e4b\u524d\uff0c\u5148\u770b\u4e00\u773c\u5149\u7ea4\u7aef\u9762\uff1aPrecision Acoustics\u7684 EasyGet2\u4fbf\u643a\u5f0f\u76f8\u673a\u4f5c\u4e3a\u5149\u7ea4\u6c34\u542c\u5668\u7cfb\u7edf\u7684\u201c\u524d\u7aef\u54e8\u5175\u201d<\/a><\/p>\n

Precision Acoustics \u5149\u7ea4\u6c34\u542c\u5668\uff0c\u7528\u4e8e\u5728\u8d85\u58f0\u6362\u80fd\u5668\u8868\u9762\u9644\u8fd1\u8fdb\u884c\u6d4b\u91cf\u3001\u8fdb\u884c\u8fde\u7eed\u6ce2\u6d4b\u91cf\uff0c\u6216\u68c0\u6d4b\u9ad8\u5f3a\u5ea6\u573a\u4e2d\u7684\u58f0\u538b\u53ca\u5176\u5e26\u6765\u7684\u70ed\u6548\u5e94\u7684\u6700\u4f73\u4eea\u5668<\/a><\/p>\n

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