{"id":419,"date":"2026-10-28T10:21:54","date_gmt":"2026-10-28T02:21:54","guid":{"rendered":"https:\/\/www.bihec.com\/precisionacousticsproducts\/?p=419"},"modified":"2026-10-28T10:21:54","modified_gmt":"2026-10-28T02:21:54","slug":"precision-acoustics-ha2-%e6%b0%b4%e5%90%ac%e5%99%a8%e5%a2%9e%e5%bc%ba%e6%94%be%e5%a4%a7%e5%99%a8%ef%bc%8c%e7%94%a8-25-db-%e6%9c%80%e5%b0%8f%e5%a2%9e%e7%9b%8a%e3%80%8150-khz-125-mhz-%e5%b8%a6","status":"publish","type":"post","link":"https:\/\/www.bihec.com\/precisionacousticsproducts\/precision-acoustics-ha2-%e6%b0%b4%e5%90%ac%e5%99%a8%e5%a2%9e%e5%bc%ba%e6%94%be%e5%a4%a7%e5%99%a8%ef%bc%8c%e7%94%a8-25-db-%e6%9c%80%e5%b0%8f%e5%a2%9e%e7%9b%8a%e3%80%8150-khz-125-mhz-%e5%b8%a6\/","title":{"rendered":"Precision Acoustics HA2 \u6c34\u542c\u5668\u589e\u5f3a\u653e\u5927\u5668\uff0c\u7528 25 dB \u6700\u5c0f\u589e\u76ca\u300150 kHz\u2013125 MHz \u5e26\u5bbd\u548c 70 \u00b5V \u7ea7\u4f4e\u566a\u58f0\uff0c\u628a\u5fae\u5f31\u58f0\u4fe1\u53f7\u4ece\u201c\u6df9\u6ca1\u5728\u5e95\u566a\u91cc\u201d\u62c9\u5230\u201c\u793a\u6ce2\u5668\u80fd\u770b\u6e05\u6bcf\u4e00\u4e2a\u6ce2\u5f62\u201d"},"content":{"rendered":"<h2 class=\"ds-markdown-paragraph\"><strong><span class=\"\">\u5f53<a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/%e6%b0%b4%e5%90%ac%e5%99%a8\/\" title=\"View all posts in \u6c34\u542c\u5668\" target=\"_blank\">\u6c34\u542c\u5668<\/a>\u7684<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>\u548c\u4fe1\u53f7\u5f3a\u5ea6\u201c\u5dee\u4e00\u53e3\u6c14\u201d\uff0c\u6d4b\u91cf\u7684\u4fe1\u566a\u6bd4\u5c31\u4f1a\u201c\u5dee\u4e00\u4e2a\u91cf\u7ea7\u201d<\/span><\/strong><\/h2>\n<h3><span class=\"\"><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>\u505a\u4e86\u201c\u7f13\u51b2\u201d\uff0c\u4f46\u201c\u653e\u5927\u201d\u8fd9\u4ef6\u4e8b\uff0c\u5b83\u53ea\u505a\u4e86\u4e00\u534a<\/span><\/h3>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">\u5728\u8d85\u58f0\u58f0\u573a\u6d4b\u91cf\u4e2d\uff0c<\/span><strong><span class=\"\">\u6f5c\u6c34\u5f0f\u524d\u7f6e\u653e\u5927\u5668<\/span><\/strong><span class=\"\">\u8d1f\u8d23\u628a\u9ad8\u963b\u6297\u7684\u6c34\u542c\u5668\u4fe1\u53f7\u7f13\u51b2\u6210 50 \u03a9 \u7684\u4f4e\u963b\u6297\u8f93\u51fa\uff0c\u5e76\u63d0\u4f9b<\/span><strong><span class=\"\">\u6807\u79f0 8 dB<\/span><\/strong><span class=\"\">\u7684\u6e29\u548c\u589e\u76ca\u3002\u5bf9\u4e8e\u5927\u591a\u6570\u6807\u51c6\u7075\u654f\u5ea6\u7684\u6c34\u542c\u5668\uff0c\u8fd9\u4e2a 8 dB \u5df2\u7ecf\u591f\u7528\u2014\u2014\u4fe1\u53f7\u5728\u7f13\u51b2\u4e4b\u540e\uff0c\u5e45\u5ea6\u8db3\u4ee5\u88ab\u793a\u6ce2\u5668\u6216\u6570\u5b57\u5316\u4eea\u6355\u6349\u3002<\/span><\/p>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">\u4f46\u6709\u4e00\u79cd\u573a\u666f\uff0c8 dB \u4e0d\u591f\u3002<\/span><strong><span class=\"\">\u5c0f\u6d3b\u6027\u5143\u4ef6\u7684<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><\/span><\/strong><span class=\"\">\u2014\u2014\u4f8b\u5982 <\/span><strong><span class=\"\">NH0075\uff0875 \u00b5m\uff09\u548c NH0040\uff0840 \u00b5m\uff09<\/span><\/strong><span class=\"\">\u2014\u2014\u4e3a\u4e86\u83b7\u5f97<\/span><strong><span class=\"\">\u6781\u9ad8\u7684<a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/%e7%a9%ba%e9%97%b4%e5%88%86%e8%be%a8%e7%8e%87\/\" title=\"View all posts in \u7a7a\u95f4\u5206\u8fa8\u7387\" target=\"_blank\">\u7a7a\u95f4\u5206\u8fa8\u7387<\/a><\/span><\/strong><span class=\"\">\uff0c\u727a\u7272\u4e86\u4f20\u611f\u5668\u7684\u6709\u6548\u63a5\u6536\u9762\u79ef\uff0c<\/span><strong><span class=\"\">\u7075\u654f\u5ea6\u5929\u7136\u504f\u4f4e<\/span><\/strong><span class=\"\">\u3002\u5728\u6d4b\u91cf<\/span><strong><span class=\"\">\u5fae\u5f31\u58f0\u573a\u3001\u9ad8\u8870\u51cf\u6750\u6599\u540e\u7684\u900f\u5c04\u58f0\u538b\uff0c\u6216\u8005\u975e\u7ebf\u6027\u58f0\u573a\u4e2d\u7684\u5c0f\u632f\u5e45\u5206\u91cf<\/span><\/strong><span class=\"\">\u65f6\uff0c\u524d\u7f6e\u653e\u5927\u5668\u8f93\u51fa\u7684\u4fe1\u53f7\u53ef\u80fd\u53ea\u6709<\/span><strong><span class=\"\">\u51e0\u5341\u6beb\u4f0f\u751a\u81f3\u51e0\u6beb\u4f0f<\/span><\/strong><span class=\"\">\u3002\u793a\u6ce2\u5668\u7684\u5782\u76f4\u6863\u4f4d\u6253\u5230\u6700\u7075\u654f\u7684\u4e00\u6863\uff0c\u5c4f\u5e55\u4e0a\u7684\u6ce2\u5f62\u4ecd\u7136\u53ea\u6709<\/span><strong><span class=\"\">\u4e00\u683c\u5230\u4e24\u683c<\/span><\/strong><span class=\"\">\u7684\u9ad8\u5ea6\uff0c\u800c<\/span><strong><span class=\"\">\u5e95\u566a\u548c\u91cf\u5316\u8bef\u5dee<\/span><\/strong><span class=\"\">\u5360\u636e\u4e86\u5927\u534a\u4e2a\u5c4f\u5e55\u3002<\/span><strong><span class=\"\">\u4fe1\u53f7\u7684\u4fe1\u566a\u6bd4\uff0c\u88ab\u201c\u653e\u5927\u4e0d\u8db3\u201d\u5403\u6389\u4e86<\/span><\/strong><span class=\"\">\u3002<\/span><\/p>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">\u5728<\/span><strong><span class=\"\">\u819c\u5f0f\u6c34\u542c\u5668<\/span><\/strong><span class=\"\">\u7528\u4e8e<\/span><strong><span class=\"\">\u9ad8\u5206\u8fa8\u7387<a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/%e5%a3%b0%e5%9c%ba%e6%b5%8b%e7%bb%98\/\" title=\"View all posts in \u58f0\u573a\u6d4b\u7ed8\" target=\"_blank\">\u58f0\u573a\u6d4b\u7ed8<\/a><\/span><\/strong><span class=\"\">\u65f6\uff0c\u60c5\u51b5\u7c7b\u4f3c\u3002\u4e3a\u4e86\u5728<\/span><strong><span class=\"\">\u6beb\u7c73\u7ea7\u751a\u81f3\u4e9a\u6beb\u7c73\u7ea7\u7684\u7a7a\u95f4\u5c3a\u5ea6<\/span><\/strong><span class=\"\">\u4e0a\u5206\u8fa8\u58f0\u573a\u5206\u5e03\uff0c\u6c34\u542c\u5668\u7684\u6d3b\u6027\u533a\u57df\u88ab\u505a\u5f97\u5f88\u5c0f\uff0c<\/span><strong><span class=\"\">\u7075\u654f\u5ea6\u968f\u4e4b\u964d\u4f4e<\/span><\/strong><span class=\"\">\u3002\u5982\u679c\u6d4b\u91cf\u7cfb\u7edf\u53ea\u6709\u524d\u7f6e\u653e\u5927\u5668\u7684 8 dB \u589e\u76ca\uff0c<\/span><strong><span class=\"\">\u5f31\u4fe1\u53f7\u533a\u57df\u7684\u6ce2\u5f62\u7ec6\u8282<\/span><\/strong><span class=\"\">\u53ef\u80fd\u5b8c\u5168\u88ab\u566a\u58f0\u63a9\u76d6\uff0c<\/span><strong><span class=\"\">\u58f0\u573a\u6d4b\u7ed8\u7684\u7a7a\u95f4\u5206\u8fa8\u7387<\/span><\/strong><span class=\"\">\u88ab\u201c\u4fe1\u53f7\u592a\u5f31\u201d\u6240\u9650\u5236\u3002<\/span><\/p>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">\u8fd9\u4e9b\u573a\u666f\u7684\u5171\u540c\u95ee\u9898\u662f\uff1a<\/span><strong><span class=\"\">\u524d\u7f6e\u653e\u5927\u5668\u89e3\u51b3\u4e86\u201c\u963b\u6297\u5339\u914d\u201d\u548c\u201c\u7535\u7f06\u9a71\u52a8\u201d\u7684\u95ee\u9898\uff0c\u4f46\u6ca1\u6709\u89e3\u51b3\u201c\u4fe1\u53f7\u5e45\u5ea6\u4e0d\u8db3\u4ee5\u5bf9\u6297\u793a\u6ce2\u5668\u5e95\u566a\u201d\u7684\u95ee\u9898\u3002\u9700\u8981\u7684\u662f\u4e00\u53f0\u5728\u524d\u7f6e\u653e\u5927\u5668\u4e4b\u540e\u3001\u793a\u6ce2\u5668\u4e4b\u524d\u7684\u201c\u7b2c\u4e8c\u7ea7\u653e\u5927\u201d\u2014\u2014\u5b83\u4e0d\u9700\u8981\u7f13\u51b2\uff0c\u4e0d\u9700\u8981\u5e7b\u8c61\u4f9b\u7535\uff0c\u53ea\u9700\u8981\u628a\u5df2\u7ecf buffered \u7684\u4fe1\u53f7\uff0c\u4ee5\u8db3\u591f\u4f4e\u566a\u58f0\u7684\u65b9\u5f0f\uff0c\u518d\u653e\u5927 25 dB \u4ee5\u4e0a\u3002<\/span><\/strong><\/p>\n<p class=\"ds-markdown-paragraph\"><span class=\"\"><a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/precision-acoustics\/\" title=\"View all posts in Precision Acoustics\" target=\"_blank\">Precision Acoustics<\/a> <\/span><strong><span class=\"\"><a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/ha2-%e6%b0%b4%e5%90%ac%e5%99%a8%e5%a2%9e%e5%bc%ba%e6%94%be%e5%a4%a7%e5%99%a8\/\" title=\"View all posts in HA2 \u6c34\u542c\u5668\u589e\u5f3a\u653e\u5927\u5668\" target=\"_blank\">HA2 \u6c34\u542c\u5668\u589e\u5f3a\u653e\u5927\u5668<\/a><\/span><\/strong><span class=\"\">\uff0c\u5c31\u662f\u4e3a\u56de\u7b54\u8fd9\u4e2a\u201c\u7b2c\u4e8c\u7ea7\u653e\u5927\u201d\u95ee\u9898\u800c\u8bbe\u8ba1\u7684\u3002\u5b83\u662f HP \u7cfb\u5217\u6d4b\u91cf\u7cfb\u7edf\u7684<\/span><strong><span class=\"\">\u53ef\u9009\u589e\u5f3a\u4ef6<\/span><\/strong><span class=\"\">\uff0c\u5728\u6f5c\u6c34\u5f0f\u524d\u7f6e\u653e\u5927\u5668\u7684 8 dB \u589e\u76ca\u4e4b\u540e\uff0c\u63d0\u4f9b<\/span><strong><span class=\"\">\u6700\u5c0f 25 dB\uff08\u5178\u578b 27\u201328 dB\uff09<\/span><\/strong><span class=\"\"> \u7684\u989d\u5916\u589e\u76ca\uff1b<\/span><strong><span class=\"\">\u5e26\u5bbd <a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/50-khz\/\" title=\"View all posts in 50 kHz\" target=\"_blank\">50 kHz<\/a> \u81f3 125 MHz\uff08\u00b11.0 dB\uff09<\/span><\/strong><span class=\"\"> \uff0c\u8986\u76d6\u4ece<\/span><strong><span class=\"\">\u533b\u7597\u8d85\u58f0\u5230\u9ad8\u9891\u65e0\u635f\u68c0\u6d4b<\/span><\/strong><span class=\"\">\u7684\u6838\u5fc3\u9891\u6bb5\uff1b<\/span><strong><span class=\"\">\u6700\u5927\u8f93\u51fa 29 dBm\uff0818.1 V pk\u2013pk\uff0c50 \u03a9 \u8d1f\u8f7d\uff09<\/span><\/strong><span class=\"\"> \uff0c\u4e3a\u793a\u6ce2\u5668\u63d0\u4f9b<\/span><strong><span class=\"\">\u8db3\u591f\u5927\u5e45\u5ea6\u7684\u6ce2\u5f62<\/span><\/strong><span class=\"\">\uff1b<\/span><strong><span class=\"\">\u8f93\u51fa\u566a\u58f0\u5178\u578b 70 \u00b5V pk\u2013pk<\/span><\/strong><span class=\"\">\uff0c<\/span><strong><span class=\"\">\u566a\u58f0\u7cfb\u6570\u5178\u578b 10 dB<\/span><\/strong><span class=\"\">\uff0c\u5728\u653e\u5927\u4fe1\u53f7\u7684\u540c\u65f6<\/span><strong><span class=\"\">\u628a\u566a\u58f0\u589e\u91cf\u63a7\u5236\u5728\u6700\u4f4e\u6c34\u5e73<\/span><\/strong><span class=\"\">\u2014\u2014\u7528\u4e00\u53f0\u201c\u4e3a\u5fae\u5f31\u4fe1\u53f7\u800c\u751f\u201d\u7684\u7b2c\u4e8c\u7ea7\u653e\u5927\u5668\uff0c\u628a\u6c34\u542c\u5668\u4fe1\u53f7\u4ece\u201c\u52c9\u5f3a\u53ef\u89c1\u201d\u63a8\u5230\u201c\u6e05\u6670\u53ef\u6d4b\u201d\u3002<\/span><\/p>\n<h3><span class=\"\">25 dB \u6700\u5c0f\u589e\u76ca\uff1a\u4e3a\u4ec0\u4e48\u201c\u5dee\u8fd9 25 dB\u201d\u51b3\u5b9a\u4e86\u5c0f\u6d3b\u6027\u5143\u4ef6\u6c34\u542c\u5668\u80fd\u4e0d\u80fd\u7528<\/span><\/h3>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">HA2 \u6700\u6838\u5fc3\u7684\u5dee\u5f02\u5316\uff0c\u5728\u4e8e\u5b83<\/span><strong><span class=\"\">\u7528 25 dB \u7684\u6700\u5c0f\u589e\u76ca\uff0c\u8865\u4e0a\u4e86\u5c0f\u6d3b\u6027\u5143\u4ef6\u6c34\u542c\u5668\u4ece\u201c\u7a7a\u95f4\u5206\u8fa8\u7387\u201d\u5230\u201c\u4fe1\u53f7\u53ef\u6d4b\u6027\u201d\u4e4b\u95f4\u7684\u90a3\u9053\u9e3f\u6c9f<\/span><\/strong><span class=\"\">\u3002<\/span><\/p>\n<p class=\"ds-markdown-paragraph\"><strong><span class=\"\">\u201c25 dB \u6700\u5c0f\u589e\u76ca\uff0c\u5178\u578b 27\u201328 dB\u201d<\/span><\/strong><span class=\"\"> \u3002\u5b98\u65b9\u6570\u636e\u8868\u6807\u6ce8 HA2 \u7684<\/span><strong><span class=\"\">\u7535\u538b\u589e\u76ca\u6700\u5c0f\u4e3a 25 dB<\/span><\/strong><span class=\"\">\uff0c\u5178\u578b\u503c\u5728 <\/span><strong><span class=\"\">27 dB \u81f3 28 dB<\/span><\/strong><span class=\"\"> \u4e4b\u95f4\u3002<\/span><strong><span class=\"\">25 dB<\/span><\/strong><span class=\"\"> \u7684\u7535\u538b\u589e\u76ca\u5bf9\u5e94\u7ea6 <\/span><strong><span class=\"\">18 \u500d<\/span><\/strong><span class=\"\">\u7684\u5e45\u5ea6\u653e\u5927\u3002\u5bf9\u4e8e\u4e00\u53ea <\/span><strong><span class=\"\">NH0075 \u9488\u5f0f\u6c34\u542c\u5668<\/span><\/strong><span class=\"\">\uff0c\u5728<\/span><strong><span class=\"\">\u524d\u7f6e\u653e\u5927\u5668\u8f93\u51fa 5 mV<\/span><\/strong><span class=\"\"> \u7684\u5fae\u5f31\u4fe1\u53f7\u4e0b\uff0cHA2 \u4e4b\u540e\u8f93\u51fa\u7ea6\u4e3a <\/span><strong><span class=\"\">90 mV<\/span><\/strong><span class=\"\">\u2014\u2014\u793a\u6ce2\u5668\u5728 <\/span><strong><span class=\"\">20 mV\/div \u6216 50 mV\/div<\/span><\/strong><span class=\"\"> \u7684\u6863\u4f4d\u4e0a\uff0c\u5c31\u80fd\u83b7\u5f97<\/span><strong><span class=\"\">\u63a5\u8fd1\u6ee1\u5c4f\u7684\u6ce2\u5f62\u9ad8\u5ea6<\/span><\/strong><span class=\"\">\u3002<\/span><strong><span class=\"\">\u201c\u5dee\u8fd9 25 dB\u201d<\/span><\/strong><span class=\"\">\uff0c\u5c31\u662f\u201c\u6ce2\u5f62\u6df9\u6ca1\u5728\u5e95\u566a\u91cc\u201d\u548c\u201c\u6ce2\u5f62\u6e05\u6670\u5230\u53ef\u4ee5\u8bfb\u5cf0\u503c\u548c\u4e0a\u5347\u65f6\u95f4\u201d\u4e4b\u95f4\u7684\u5206\u754c\u7ebf\u3002<\/span><\/p>\n<p class=\"ds-markdown-paragraph\"><strong><span class=\"\">\u201c\u9002\u7528\u4e8e\u4f4e\u7075\u654f\u5ea6\u6c34\u542c\u5668\u201d<\/span><\/strong><span class=\"\"> \u3002\u5b98\u65b9\u660e\u786e\u5c06 HA2 \u5b9a\u4f4d\u4e3a<\/span><strong><span class=\"\">\u4f4e\u7075\u654f\u5ea6\u6c34\u542c\u5668\u7684\u914d\u5957\u653e\u5927\u5668<\/span><\/strong><span class=\"\">\uff0c\u7279\u522b\u662f<\/span><strong><span class=\"\">\u5c0f\u6d3b\u6027\u5143\u4ef6\u7684\u9488\u5f0f\u6c34\u542c\u5668\uff08\u5982 NH0075 \u548c NH0040\uff09<\/span><\/strong><span class=\"\"> \u3002\u8fd9\u4e9b\u6c34\u542c\u5668\u7684<\/span><strong><span class=\"\">\u6d3b\u6027\u5143\u4ef6\u76f4\u5f84\u53ea\u6709 75 \u00b5m \u6216 40 \u00b5m<\/span><\/strong><span class=\"\">\uff0c<\/span><strong><span class=\"\">\u7a7a\u95f4\u5206\u8fa8\u7387\u6781\u9ad8<\/span><\/strong><span class=\"\">\uff0c\u4f46<\/span><strong><span class=\"\">\u7075\u654f\u5ea6\u5929\u7136\u4f4e\u4e8e\u5927\u6d3b\u6027\u5143\u4ef6\u7684\u578b\u53f7<\/span><\/strong><span class=\"\">\u3002<\/span><strong><span class=\"\">HA2 \u7684\u5b58\u5728\uff0c\u8ba9\u5c0f\u6d3b\u6027\u5143\u4ef6\u6c34\u542c\u5668\u5728\u4fdd\u6301\u9ad8\u7a7a\u95f4\u5206\u8fa8\u7387\u7684\u540c\u65f6\uff0c\u4e0d\u518d\u56e0\u4e3a\u4fe1\u53f7\u592a\u5f31\u800c\u88ab\u201c\u6392\u9664\u5728\u53ef\u6d4b\u8303\u56f4\u4e4b\u5916\u201d<\/span><\/strong><span class=\"\">\u3002<\/span><\/p>\n<h3><span class=\"\">50 kHz\u2013125 MHz\uff0c\u00b11.0 dB\uff1a\u4e3a\u4ec0\u4e48\u201c\u5e73\u5766\u7684\u5e26\u5bbd\u201d\u6bd4\u201c\u66f4\u5bbd\u7684\u5e26\u5bbd\u201d\u66f4\u503c\u94b1<\/span><\/h3>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">HA2 \u7684<\/span><strong><span class=\"\">\u9891\u7387\u54cd\u5e94<\/span><\/strong><span class=\"\">\uff0c\u662f\u5b83\u5728<\/span><strong><span class=\"\">\u6ce2\u5f62\u4fdd\u771f\u5ea6<\/span><\/strong><span class=\"\">\u4e0a\u533a\u522b\u4e8e\u201c\u901a\u7528<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\u201d\u7684\u5173\u952e\u3002<\/span><\/p>\n<p class=\"ds-markdown-paragraph\"><strong><span class=\"\">\u201c50 kHz \u81f3 125 MHz\uff0c\u00b11.0 dB\u201d<\/span><\/strong><span class=\"\"> \u3002\u5b98\u65b9\u6570\u636e\u8868\u6807\u6ce8 HA2 \u7684<\/span><strong><span class=\"\">\u5e26\u5bbd\u4e3a 50 kHz \u81f3 125 MHz\uff0c\u5e45\u5ea6\u5e73\u5766\u5ea6\u5728 \u00b11.0 dB \u4ee5\u5185<\/span><\/strong><span class=\"\">\u3002<\/span><strong><span class=\"\">\u00b11.0 dB<\/span><\/strong><span class=\"\"> \u7684\u5e73\u5766\u5ea6\u610f\u5473\u7740\u2014\u2014\u5728<\/span><strong><span class=\"\">\u6574\u4e2a 50 kHz \u5230 125 MHz \u7684\u9891\u6bb5\u5185<\/span><\/strong><span class=\"\">\uff0cHA2 \u5bf9\u4e0d\u540c\u9891\u7387\u6210\u5206\u7684\u653e\u5927\u91cf<\/span><strong><span class=\"\">\u51e0\u4e4e\u5b8c\u5168\u4e00\u81f4<\/span><\/strong><span class=\"\">\u3002\u5bf9\u4e8e<\/span><strong><span class=\"\">\u8d85\u58f0<a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/%e8%84%89%e5%86%b2\/\" title=\"View all posts in \u8109\u51b2\" target=\"_blank\">\u8109\u51b2<\/a>\u6ce2\u5f62<\/span><\/strong><span class=\"\">\uff0c\u8fd9\u610f\u5473\u7740<\/span><strong><span class=\"\">\u4e0a\u5347\u6cbf\u7684\u9ad8\u9891\u6210\u5206\u548c\u8109\u51b2\u5c3e\u90e8\u7684\u4f4e\u9891\u6210\u5206\u88ab\u540c\u7b49\u653e\u5927<\/span><\/strong><span class=\"\">\uff0c<\/span><strong><span class=\"\">\u6ce2\u5f62\u7684\u5f62\u72b6\u5728\u653e\u5927\u524d\u540e\u4fdd\u6301\u4e00\u81f4<\/span><\/strong><span class=\"\">\uff0c\u800c\u4e0d\u662f\u201c\u9ad8\u9891\u88ab\u591a\u653e\u5927\u4e86\u4e00\u70b9\u3001\u4f4e\u9891\u88ab\u5c11\u653e\u5927\u4e86\u4e00\u70b9\u201d\u5bfc\u81f4\u7684\u6ce2\u5f62\u5931\u771f\u3002<\/span><\/p>\n<p class=\"ds-markdown-paragraph\"><strong><span class=\"\">\u201c\u7ebf\u6027\u76f8\u4f4d\u201d<\/span><\/strong><span class=\"\"> \u3002\u5b98\u65b9\u6280\u672f\u8d44\u6599\u8fdb\u4e00\u6b65\u8bf4\u660e HA2 \u5728 50 kHz \u81f3 130 MHz \u8303\u56f4\u5185\u63d0\u4f9b<\/span><strong><span class=\"\">\u975e\u5e38\u5e73\u5766\u7684\u589e\u76ca\u548c\u7ebf\u6027\u76f8\u4f4d\uff08linear phase\uff09<\/span><\/strong><span class=\"\"> \u3002<\/span><strong><span class=\"\">\u7ebf\u6027\u76f8\u4f4d<\/span><\/strong><span class=\"\">\u7684\u5de5\u7a0b\u542b\u4e49\u662f\u2014\u2014<\/span><strong><span class=\"\">\u4e0d\u540c\u9891\u7387\u6210\u5206\u7ecf\u8fc7\u653e\u5927\u5668\u540e\u7684\u65f6\u95f4\u5ef6\u8fdf\u662f\u6210\u6bd4\u4f8b\u7684<\/span><\/strong><span class=\"\">\uff0c<\/span><strong><span class=\"\">\u8109\u51b2\u7684\u7fa4\u5ef6\u8fdf\u5728\u6574\u4e2a\u9891\u6bb5\u5185\u4fdd\u6301\u4e00\u81f4<\/span><\/strong><span class=\"\">\u3002\u5bf9\u4e8e<\/span><strong><span class=\"\">\u65f6\u57df\u6ce2\u5f62\u6d4b\u91cf<\/span><\/strong><span class=\"\">\u2014\u2014\u4f8b\u5982\u6d4b\u91cf<\/span><strong><span class=\"\">\u8d85\u58f0\u8109\u51b2\u7684\u5cf0\u503c\u58f0\u538b\u3001\u4e0a\u5347\u65f6\u95f4\u548c\u8109\u51b2\u6301\u7eed\u65f6\u95f4<\/span><\/strong><span class=\"\">\u2014\u2014\u7ebf\u6027\u76f8\u4f4d\u786e\u4fdd\u4e86<\/span><strong><span class=\"\">\u653e\u5927\u540e\u7684\u6ce2\u5f62\u5728\u65f6\u95f4\u8f74\u4e0a\u7684\u5f62\u72b6\u4e0d\u53d1\u751f\u53d8\u5316<\/span><\/strong><span class=\"\">\uff0c<\/span><strong><span class=\"\">\u6bcf\u4e00\u4e2a\u65f6\u95f4\u70b9\u7684\u8bfb\u6570\u90fd\u662f\u53ef\u4fe1\u7684<\/span><\/strong><span class=\"\">\u3002<\/span><\/p>\n<h3><span class=\"\">\u4f4e\u566a\u58f0 + \u9ad8\u8f93\u51fa\uff1a\u4e3a\u4ec0\u4e48\u201c\u653e\u5927\u201d\u4e0d\u5e94\u8be5\u4ee5\u201c\u5f15\u5165\u566a\u58f0\u201d\u4e3a\u4ee3\u4ef7<\/span><\/h3>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">HA2 \u7684<\/span><strong><span class=\"\">\u566a\u58f0\u548c\u8f93\u51fa\u89c4\u683c<\/span><\/strong><span class=\"\">\uff0c\u662f\u5b83\u5728<\/span><strong><span class=\"\">\u4fe1\u566a\u6bd4<\/span><\/strong><span class=\"\">\u4e0a\u533a\u522b\u4e8e\u201c\u7b80\u5355\u589e\u76ca\u7ea7\u201d\u7684\u5173\u952e\u3002<\/span><\/p>\n<p class=\"ds-markdown-paragraph\"><strong><span class=\"\">\u201c\u8f93\u51fa\u566a\u58f0\u5178\u578b 70 \u00b5V pk\u2013pk\u201d<\/span><\/strong><span class=\"\"> \u3002\u5b98\u65b9\u6570\u636e\u8868\u6807\u6ce8 HA2 \u7684<\/span><strong><span class=\"\">\u8f93\u51fa\u566a\u58f0\u5178\u578b\u503c\u4e3a 70 \u00b5V pk\u2013pk<\/span><\/strong><span class=\"\">\uff08\u5728 125 MHz \u5e26\u5bbd\u5185\uff09\u3002<\/span><strong><span class=\"\">70 \u00b5V<\/span><\/strong><span class=\"\"> \u7684\u566a\u58f0\u6c34\u5e73\uff0c\u76f8\u5bf9\u4e8e<\/span><strong><span class=\"\">\u524d\u7f6e\u653e\u5927\u5668\u8f93\u51fa\u7684\u6beb\u4f0f\u7ea7\u4fe1\u53f7<\/span><\/strong><span class=\"\">\uff0c\u662f<\/span><strong><span class=\"\">\u4e00\u4e2a\u6570\u91cf\u7ea7\u4ee5\u4e0b\u7684\u589e\u91cf<\/span><\/strong><span class=\"\">\u3002<\/span><strong><span class=\"\">\u653e\u5927 25 dB \u4e4b\u540e\uff0c\u4fe1\u53f7\u4ece\u6beb\u4f0f\u7ea7\u53d8\u6210\u51e0\u5341\u5230\u51e0\u767e\u6beb\u4f0f\uff0c\u800c\u566a\u58f0\u53ea\u589e\u52a0\u4e86 70 \u00b5V<\/span><\/strong><span class=\"\">\u2014\u2014<\/span><strong><span class=\"\">\u4fe1\u566a\u6bd4\u4e0d\u4f46\u6ca1\u6709\u88ab\u653e\u5927\u8fc7\u7a0b\u201c\u5403\u6389\u201d\uff0c\u53cd\u800c\u56e0\u4e3a\u4fe1\u53f7\u5e45\u5ea6\u7684\u63d0\u5347\u800c\u663e\u8457\u6539\u5584<\/span><\/strong><span class=\"\">\u3002<\/span><\/p>\n<p class=\"ds-markdown-paragraph\"><strong><span class=\"\">\u201c\u566a\u58f0\u7cfb\u6570\u5178\u578b 10 dB\u201d<\/span><\/strong><span class=\"\"> \u3002<\/span><strong><span class=\"\">\u566a\u58f0\u7cfb\u6570\uff08Noise Figure\uff09<\/span><\/strong><span class=\"\"> \u8861\u91cf\u7684\u662f\u653e\u5927\u5668\u672c\u8eab\u5bf9\u4fe1\u566a\u6bd4\u7684\u52a3\u5316\u7a0b\u5ea6\u3002<\/span><strong><span class=\"\">10 dB \u7684\u566a\u58f0\u7cfb\u6570<\/span><\/strong><span class=\"\">\u5728\u5bbd\u5e26\u653e\u5927\u5668\u4e2d\u5c5e\u4e8e<\/span><strong><span class=\"\">\u5408\u7406\u6c34\u5e73<\/span><\/strong><span class=\"\">\uff0c\u7ed3\u5408 HA2 \u7684<\/span><strong><span class=\"\">\u9ad8\u8f93\u51fa\u80fd\u529b\uff0829 dBm\uff09<\/span><\/strong><span class=\"\"> \uff0c\u610f\u5473\u7740\u5b83\u5728<\/span><strong><span class=\"\">\u653e\u5927\u5fae\u5f31\u4fe1\u53f7\u7684\u540c\u65f6\uff0c\u4e0d\u4f1a\u6210\u4e3a\u6d4b\u91cf\u94fe\u4e2d\u65b0\u7684\u566a\u58f0\u74f6\u9888<\/span><\/strong><span class=\"\">\u3002<\/span><\/p>\n<p class=\"ds-markdown-paragraph\"><strong><span class=\"\">\u201c\u6700\u5927\u8f93\u51fa 29 dBm\uff0c18.1 V pk\u2013pk\uff0c50 \u03a9 \u8d1f\u8f7d\u201d<\/span><\/strong><span class=\"\"> \u3002<\/span><strong><span class=\"\">18.1 V pk\u2013pk<\/span><\/strong><span class=\"\"> \u7684\u8f93\u51fa\u5e45\u5ea6\uff0c\u8986\u76d6\u4e86<\/span><strong><span class=\"\">\u5927\u591a\u6570\u793a\u6ce2\u5668\u548c\u6570\u5b57\u5316\u4eea\u7684\u8f93\u5165\u8303\u56f4<\/span><\/strong><span class=\"\">\u3002<\/span><strong><span class=\"\">50 \u03a9 \u7684\u8f93\u5165\u548c\u8f93\u51fa\u963b\u6297<\/span><\/strong><span class=\"\">\uff08\u8f93\u51fa VSWR \u6807\u79f0 2:1\uff09\uff0c\u786e\u4fdd\u4e86\u4e0e<\/span><strong><span class=\"\">\u524d\u7f6e\u653e\u5927\u5668\u7684 50 \u03a9 \u8f93\u51fa<\/span><\/strong><span class=\"\">\u4ee5\u53ca<\/span><strong><span class=\"\">\u793a\u6ce2\u5668\u7684 50 \u03a9 \u8f93\u5165<\/span><\/strong><span class=\"\">\u4e4b\u95f4\u7684<\/span><strong><span class=\"\">\u963b\u6297\u5339\u914d<\/span><\/strong><span class=\"\">\uff0c<\/span><strong><span class=\"\">\u4fe1\u53f7\u5728\u8fde\u63a5\u70b9\u5904\u4e0d\u4f1a\u56e0\u4e3a\u53cd\u5c04\u800c\u635f\u5931\u6216\u632f\u94c3<\/span><\/strong><span class=\"\">\u3002<\/span><\/p>\n<h3><span class=\"\">\u4ece HP \u7cfb\u5217\u5230\u819c\u5f0f\u6c34\u542c\u5668\uff1aHA2 \u5728\u6d4b\u91cf\u94fe\u4e2d\u7684\u201c\u4f4d\u7f6e\u201d\u548c\u201c\u517c\u5bb9\u6027\u201d<\/span><\/h3>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">HA2 \u7684<\/span><strong><span class=\"\">\u7cfb\u7edf\u517c\u5bb9\u6027<\/span><\/strong><span class=\"\">\uff0c\u662f\u5b83\u4f5c\u4e3a\u201c\u53ef\u9009\u589e\u5f3a\u4ef6\u201d\u80fd\u591f<\/span><strong><span class=\"\">\u65e0\u7f1d\u5d4c\u5165\u73b0\u6709\u6d4b\u91cf\u94fe<\/span><\/strong><span class=\"\">\u7684\u5de5\u7a0b\u57fa\u7840\u3002<\/span><\/p>\n<p class=\"ds-markdown-paragraph\"><strong><span class=\"\">\u201cHP \u7cfb\u5217\u7684\u53ef\u9009\u589e\u5f3a\u4ef6\u201d<\/span><\/strong><span class=\"\"> \u3002\u5b98\u65b9\u660e\u786e\u8bf4\u660e HA2 <\/span><strong><span class=\"\">\u5305\u542b\u5728 HP \u7cfb\u5217\u4e2d<\/span><\/strong><span class=\"\">\uff0c<\/span><strong><span class=\"\">\u4f5c\u4e3a\u57fa\u672c\u6c34\u542c\u5668\u6d4b\u91cf\u7cfb\u7edf\u7684\u53ef\u9009\u589e\u5f3a\u4ef6<\/span><\/strong><span class=\"\">\u3002\u5bf9\u4e8e<\/span><strong><span class=\"\">\u5df2\u7ecf\u4f7f\u7528 Precision Acoustics \u9488\u5f0f\u6c34\u542c\u5668\u7cfb\u7edf\u7684\u7528\u6237<\/span><\/strong><span class=\"\">\uff0cHA2 \u662f<\/span><strong><span class=\"\">\u5728\u73b0\u6709\u524d\u7f6e\u653e\u5927\u5668\u548c DC \u8026\u5408\u5668\u4e4b\u540e\u3001\u793a\u6ce2\u5668\u4e4b\u524d<\/span><\/strong><span class=\"\">\u63d2\u5165\u7684\u4e00\u7ea7\u653e\u5927\uff0c<\/span><strong><span class=\"\">\u4e0d\u9700\u8981\u66f4\u6362\u6c34\u542c\u5668\u6216\u524d\u7f6e\u653e\u5927\u5668<\/span><\/strong><span class=\"\">\u3002<\/span><\/p>\n<p class=\"ds-markdown-paragraph\"><strong><span class=\"\">\u201c\u4e0e\u819c\u5f0f\u6c34\u542c\u5668\u517c\u5bb9\u201d<\/span><\/strong><span class=\"\"> \u3002\u5b98\u65b9\u8d44\u6599\u663e\u793a\uff0c<\/span><strong><span class=\"\">\u819c\u5f0f\u6c34\u542c\u5668\u53ef\u4ee5\u4e0e HA2 \u914d\u5408\u4f7f\u7528<\/span><\/strong><span class=\"\">\uff0c<\/span><strong><span class=\"\">\u589e\u52a0 28 dB \u7684\u589e\u76ca<\/span><\/strong><span class=\"\">\u3002\u5bf9\u4e8e<\/span><strong><span class=\"\">\u9ad8\u5206\u8fa8\u7387\u58f0\u573a\u6d4b\u7ed8<\/span><\/strong><span class=\"\">\u4e2d\u4f7f\u7528\u7684\u819c\u5f0f\u6c34\u542c\u5668\uff0cHA2 \u8ba9<\/span><strong><span class=\"\">\u5f31\u4fe1\u53f7\u533a\u57df\u7684\u6ce2\u5f62\u7ec6\u8282<\/span><\/strong><span class=\"\">\u4ece\u566a\u58f0\u4e2d\u201c\u6d6e\u51fa\u6765\u201d\u3002<\/span><\/p>\n<p class=\"ds-markdown-paragraph\"><strong><span class=\"\">\u201c\u9002\u7528\u4e8e\u9ad8\u8f93\u51fa\u963b\u6297\u6c34\u542c\u5668\u201d<\/span><\/strong><span class=\"\"> \u3002\u5b98\u65b9\u8bf4\u660e HA2 \u4e5f\u53ef\u4ee5\u7528\u4e8e<\/span><strong><span class=\"\">\u9ad8\u8f93\u51fa\u963b\u6297\u7684\u6c34\u542c\u5668<\/span><\/strong><span class=\"\">\uff0c\u4f8b\u5982 <\/span><strong><span class=\"\">GEC-Marconi \u819c\u5f0f\u5668\u4ef6\u6216\u4f20\u7edf\u6c34\u542c\u5668<\/span><\/strong><span class=\"\">\u3002<\/span><strong><span class=\"\">\u8f93\u5165\u963b\u6297\u6807\u79f0 50 \u03a9<\/span><\/strong><span class=\"\">\uff0c\u4e0e\u524d\u7f6e\u653e\u5927\u5668\u7684\u8f93\u51fa\u548c\u6807\u51c6\u540c\u8f74\u7535\u7f06\u7684\u963b\u6297\u5339\u914d\u3002<\/span><\/p>\n<h3><span class=\"\">\u4e3b\u8981\u6280\u672f\u53c2\u6570\u901f\u67e5<\/span><\/h3>\n<div class=\"ds-scroll-area ds-scroll-area--show-on-focus-within ds-scroll-area--enabled _1210dd7 c03cafe9\">\n<table>\n<thead>\n<tr>\n<th><span class=\"\">\u53c2\u6570\u9879<\/span><\/th>\n<th><span class=\"\">\u89c4\u683c<\/span><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong><span class=\"\">\u578b\u53f7<\/span><\/strong><\/td>\n<td><span class=\"\">Precision Acoustics HA2\uff08<a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/hydrophone-booster-amplifier\/\" title=\"View all posts in Hydrophone Booster Amplifier\" target=\"_blank\">Hydrophone Booster Amplifier<\/a>\uff09<\/span><\/td>\n<\/tr>\n<tr>\n<td><strong><span class=\"\">\u7c7b\u578b<\/span><\/strong><\/td>\n<td><span class=\"\"><a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/%e6%b0%b4%e5%90%ac%e5%99%a8%e5%a2%9e%e5%bc%ba%e6%94%be%e5%a4%a7%e5%99%a8\/\" title=\"View all posts in \u6c34\u542c\u5668\u589e\u5f3a\u653e\u5927\u5668\" target=\"_blank\">\u6c34\u542c\u5668\u589e\u5f3a\u653e\u5927\u5668<\/a>\uff08\u7b2c\u4e8c\u7ea7\u653e\u5927\uff09<\/span><\/td>\n<\/tr>\n<tr>\n<td><strong><span class=\"\">\u7535\u538b\u589e\u76ca<\/span><\/strong><\/td>\n<td><strong><span class=\"\">\u6700\u5c0f 25 dB\uff08\u5178\u578b 27\u201328 dB\uff09<\/span><\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong><span class=\"\">\u5e26\u5bbd<\/span><\/strong><\/td>\n<td><strong><span class=\"\">50 kHz \u2013 125 MHz\uff0c\u00b11.0 dB<\/span><\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong><span class=\"\">\u6700\u5927\u8f93\u51fa\u7535\u5e73<\/span><\/strong><\/td>\n<td><strong><span class=\"\">29 dBm\uff0c1 dB \u538b\u7f29\u70b9\uff0818.1 V pk\u2013pk\uff0c50 \u03a9 \u8d1f\u8f7d\uff09<\/span><\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong><span class=\"\">\u8f93\u5165\u963b\u6297<\/span><\/strong><\/td>\n<td><strong><span class=\"\">\u6807\u79f0 50 \u03a9<\/span><\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong><span class=\"\">\u8f93\u51fa\u963b\u6297<\/span><\/strong><\/td>\n<td><strong><span class=\"\">\u6807\u79f0 50 \u03a9\uff08VSWR 2:1\uff09<\/span><\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong><span class=\"\">\u8f93\u51fa\u566a\u58f0<\/span><\/strong><\/td>\n<td><strong><span class=\"\">\u5178\u578b 70 \u00b5V pk\u2013pk\uff08125 MHz \u5e26\u5bbd\uff09<\/span><\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong><span class=\"\">\u566a\u58f0\u7cfb\u6570<\/span><\/strong><\/td>\n<td><strong><span class=\"\">\u5178\u578b 10 dB<\/span><\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong><span class=\"\">\u76f8\u4f4d<\/span><\/strong><\/td>\n<td><strong><span class=\"\">\u975e\u53cd\u76f8<\/span><\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong><span class=\"\">\u63a5\u53e3<\/span><\/strong><\/td>\n<td><strong><span class=\"\">BNC \u63d2\u5ea7\uff08\u8f93\u5165\/\u8f93\u51fa\uff09<\/span><\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong><span class=\"\">\u4f9b\u7535<\/span><\/strong><\/td>\n<td><strong><span class=\"\">100\/120\/220\/240 V AC\uff0c50\u201360 Hz\uff0c7.5 W<\/span><\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong><span class=\"\">\u5de5\u4f5c\u6e29\u5ea6<\/span><\/strong><\/td>\n<td><strong><span class=\"\">0\u00b0C \u2013 50\u00b0C<\/span><\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong><span class=\"\">\u5c3a\u5bf8<\/span><\/strong><\/td>\n<td><strong><span class=\"\">90 mm \u00d7 205 mm \u00d7 194 mm<\/span><\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong><span class=\"\">\u91cd\u91cf<\/span><\/strong><\/td>\n<td><strong><span class=\"\">2.6 kg<\/span><\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong><span class=\"\">\u517c\u5bb9\u6027<\/span><\/strong><\/td>\n<td><strong><span class=\"\">Precision Acoustics HP \u7cfb\u5217\u3001\u819c\u5f0f\u6c34\u542c\u5668\u3001\u9ad8\u8f93\u51fa\u963b\u6297\u6c34\u542c\u5668<\/span><\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong><span class=\"\">\u5178\u578b\u5e94\u7528<\/span><\/strong><\/td>\n<td><strong><span class=\"\">\u5c0f\u6d3b\u6027\u5143\u4ef6\u9488\u5f0f\u6c34\u542c\u5668\uff08NH0075\/NH0040\uff09\u3001\u9ad8\u5206\u8fa8\u7387\u58f0\u573a\u6d4b\u7ed8\u3001<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><\/span><\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">\u4ee5\u4e0a\u53c2\u6570\u57fa\u4e8e Precision Acoustics \u5b98\u65b9\u4ea7\u54c1\u9875\u9762\u53ca\u6280\u672f\u6570\u636e\u8868\u6574\u7406\u3002<\/span><\/p>\n<h3><span class=\"\">\u5728\u6d4b\u91cf\u94fe\u91cc\uff0c\u201c\u7b2c\u4e8c\u7ea7\u653e\u5927\u201d\u4e0d\u5e94\u8be5\u6210\u4e3a\u4e00\u4e2a\u201c\u4e8b\u540e\u624d\u60f3\u8d77\u201d\u7684\u73af\u8282<\/span><\/h3>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">\u6c34\u542c\u5668\u6d4b\u91cf\u94fe\u7684\u7cbe\u5ea6\uff0c\u6700\u7ec8\u53d6\u51b3\u4e8e<\/span><strong><span class=\"\">\u4fe1\u53f7\u5728\u5230\u8fbe\u91c7\u96c6\u8bbe\u5907\u4e4b\u524d\uff0c\u662f\u5426\u4fdd\u6301\u4e86\u8db3\u591f\u7684\u5e45\u5ea6\u548c\u4fdd\u771f\u5ea6<\/span><\/strong><span class=\"\">\u3002<\/span><strong><span class=\"\">\u524d\u7f6e\u653e\u5927\u5668<\/span><\/strong><span class=\"\">\u89e3\u51b3\u4e86\u963b\u6297\u5339\u914d\u548c\u7535\u7f06\u9a71\u52a8\uff0c\u4f46\u5b83\u7684 8 dB \u589e\u76ca\u5bf9\u4e8e<\/span><strong><span class=\"\">\u5c0f\u6d3b\u6027\u5143\u4ef6\u6c34\u542c\u5668<\/span><\/strong><span class=\"\">\u548c<\/span><strong><span class=\"\">\u5f31\u4fe1\u53f7\u573a\u666f<\/span><\/strong><span class=\"\">\u6765\u8bf4\uff0c\u53ea\u662f\u201c\u7f13\u51b2\u201d\uff0c\u4e0d\u662f\u201c\u653e\u5927\u201d\u3002<\/span><strong><span class=\"\">HA2<\/span><\/strong><span class=\"\"> \u5728<\/span><strong><span class=\"\">\u4fe1\u53f7\u94fe\u7684\u7b2c\u4e8c\u4e2a\u8282\u70b9<\/span><\/strong><span class=\"\">\u4e0a\uff0c\u7528<\/span><strong><span class=\"\">25 dB \u6700\u5c0f\u589e\u76ca\u3001\u00b11.0 dB \u7684\u5e73\u5766\u5e26\u5bbd\u548c 70 \u00b5V \u7ea7\u7684\u4f4e\u566a\u58f0<\/span><\/strong><span class=\"\">\uff0c\u628a<\/span><strong><span class=\"\">\u5df2\u7ecf\u88ab\u7f13\u51b2\u597d\u7684\u4fe1\u53f7<\/span><\/strong><span class=\"\">\u63a8\u5230<\/span><strong><span class=\"\">\u793a\u6ce2\u5668\u80fd\u591f\u6e05\u6670\u5206\u8fa8\u7684\u5e45\u5ea6<\/span><\/strong><span class=\"\">\u3002<\/span><strong><span class=\"\">\u5f53\u201c\u6ce2\u5f62\u80fd\u4e0d\u80fd\u770b\u6e05\u201d\u4e0d\u518d\u53d6\u51b3\u4e8e\u6c34\u542c\u5668\u7684\u6d3b\u6027\u5143\u4ef6\u5c3a\u5bf8\uff0c\u201c\u9ad8\u7a7a\u95f4\u5206\u8fa8\u7387\u201d\u548c\u201c\u9ad8\u4fe1\u566a\u6bd4\u201d\u624d\u771f\u6b63\u53ef\u4ee5\u540c\u65f6\u6210\u7acb<\/span><\/strong><span class=\"\">\u3002<\/span><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p><a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/%e8%8b%b1%e5%9b%bdprecision-acoustics-%e8%be%90%e5%b0%84%e5%8a%9b%e5%b9%b3%e8%a1%a1%e7%b3%bb%e7%bb%9f%ef%bc%8c%e7%94%a8%e4%ba%8e%e8%af%8a%e6%96%ad%e5%92%8c%e6%b2%bb%e7%96%97%e5%8c%bb%e5%ad%a6\/\">\u82f1\u56fdPrecision Acoustics \u8f90\u5c04\u529b\u5e73\u8861\u7cfb\u7edf\uff0c\u7528\u4e8e\u8bca\u65ad\u548c\u6cbb\u7597\u533b\u5b66\u8d85\u58f0\u7684\u8f90\u5c04\u529b\u5e73\u8861\u7cfb\u7edf<\/a><\/p>\n<p id=\"naURSoJ\"><a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/precision-acoustics-%e7%9a%84%e6%bd%9c%e6%b0%b4%e5%bc%8f%e5%89%8d%e7%bd%ae%e6%94%be%e5%a4%a7%e5%99%a8%ef%bc%8c%e6%b0%b4%e5%90%ac%e5%99%a8%e4%bf%a1%e5%8f%b7%e7%9a%84%e7%ac%ac%e4%b8%80%e9%81%93\/\">Precision Acoustics \u7684\u6f5c\u6c34\u5f0f\u524d\u7f6e\u653e\u5927\u5668\uff0c\u6c34\u542c\u5668\u4fe1\u53f7\u7684\u201c\u7b2c\u4e00\u9053\u9632\u7ebf\u201d<\/a><\/p>\n<br><div class=\"tagcloud\"><a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/0-075%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-0 tag-link-position-1\" style=\"font-size: 19.684210526316pt;\" aria-label=\"0.075\u6beb\u7c73\u9488\u5f0f\u6c34\u542c\u5668 (25\u4e2a\u9879\u76ee)\">0.075\u6beb\u7c73\u9488\u5f0f\u6c34\u542c\u5668<\/a>\n<a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/0-2%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-1 tag-link-position-2\" style=\"font-size: 18.736842105263pt;\" aria-label=\"0.2\u6beb\u7c73\u9488\u5f0f\u6c34\u542c\u5668 (20\u4e2a\u9879\u76ee)\">0.2\u6beb\u7c73\u9488\u5f0f\u6c34\u542c\u5668<\/a>\n<a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/0-5-mm-%e9%92%88%e5%bc%8f%e6%b0%b4%e5%90%ac%e5%99%a8\/\" class=\"tag-cloud-link tag-link-2 tag-link-position-3\" style=\"font-size: 18.526315789474pt;\" aria-label=\"0.5 mm \u9488\u5f0f\u6c34\u542c\u5668 (19\u4e2a\u9879\u76ee)\">0.5 mm \u9488\u5f0f\u6c34\u542c\u5668<\/a>\n<a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/1-0-mm-%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: 17.263157894737pt;\" aria-label=\"1.0 mm \u9488\u5f0f\u6c34\u542c\u5668 (14\u4e2a\u9879\u76ee)\">1.0 mm \u9488\u5f0f\u6c34\u542c\u5668<\/a>\n<a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/ha2-%e6%b0%b4%e5%90%ac%e5%99%a8%e5%a2%9e%e5%bc%ba%e6%94%be%e5%a4%a7%e5%99%a8\/\" class=\"tag-cloud-link tag-link-4 tag-link-position-5\" style=\"font-size: 8pt;\" aria-label=\"HA2 \u6c34\u542c\u5668\u589e\u5f3a\u653e\u5927\u5668 (1\u4e2a\u9879\u76ee)\">HA2 \u6c34\u542c\u5668\u589e\u5f3a\u653e\u5927\u5668<\/a>\n<a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/hp%e7%b3%bb%e5%88%97%e6%8e%a2%e5%a4%b4\/\" class=\"tag-cloud-link tag-link-5 tag-link-position-6\" style=\"font-size: 19.894736842105pt;\" aria-label=\"HP\u7cfb\u5217\u63a2\u5934 (26\u4e2a\u9879\u76ee)\">HP\u7cfb\u5217\u63a2\u5934<\/a>\n<a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/pa\/\" class=\"tag-cloud-link tag-link-6 tag-link-position-7\" style=\"font-size: 21.789473684211pt;\" aria-label=\"PA (40\u4e2a\u9879\u76ee)\">PA<\/a>\n<a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/precision-acoustics\/\" class=\"tag-cloud-link tag-link-7 tag-link-position-8\" style=\"font-size: 22pt;\" aria-label=\"Precision Acoustics (42\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-8 tag-link-position-9\" style=\"font-size: 20.421052631579pt;\" aria-label=\"Precision Acoustics 0.04\u6beb\u7c73\u9488\u5f0f\u6c34\u542c\u5668 (29\u4e2a\u9879\u76ee)\">Precision Acoustics 0.04\u6beb\u7c73\u9488\u5f0f\u6c34\u542c\u5668<\/a>\n<a href=\"https:\/\/www.bihec.com\/precisionacousticsproducts\/tag\/precision-acoustics-0-075%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-9 tag-link-position-10\" style=\"font-size: 19.157894736842pt;\" aria-label=\"Precision Acoustics 0.075\u6beb\u7c73\u9488\u5f0f\u6c34\u542c\u5668 (22\u4e2a\u9879\u76ee)\">Precision Acoustics 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