{"id":435,"date":"2024-07-30T18:46:48","date_gmt":"2024-07-30T10:46:48","guid":{"rendered":"https:\/\/www.bihec.com\/acoustics\/?p=435"},"modified":"2024-07-30T18:46:48","modified_gmt":"2024-07-30T10:46:48","slug":"%e6%8d%a2%e8%83%bd%e5%99%a8","status":"publish","type":"post","link":"https:\/\/www.bihec.com\/acoustics\/%e6%8d%a2%e8%83%bd%e5%99%a8\/","title":{"rendered":"PA,PRECISION ACOUSTICS,\u6362\u80fd\u5668,\u4ea4\u671f\u77ed"},"content":{"rendered":"

PA<\/a>,PRECISION ACOUSTICS,\u6362\u80fd\u5668<\/a><\/p>\n

\u6982\u8ff0 \u4ee5\u4e0b\u662f\u6211\u4eec\u77ed\u4ea4\u8d27\u5468\u671f\u6362\u80fd\u5668\u7684\u9009\u9879\u53ca\u5176\u80fd\u529b\u6982\u8ff0\u3002<\/p>\n

\u5bf9\u4e8e\u5177\u6709\u5176\u4ed6\u89c4\u683c\u8981\u6c42\u7684\u6362\u80fd\u5668\uff08\u5305\u62ec\u805a\u7126\u8bbe\u5907\uff09\uff0c\u8bf7\u8054\u7cfb\u6211\u4eec\u4ee5\u8ba8\u8bba\u60a8\u7684\u9700\u6c42\u3002<\/p>\n

\u4e3b\u8981\u7279\u70b9 \u9002\u7528\u4e8e\u6d78\u5165\u5f0f\u4f7f\u7528<\/a> 316\u4e0d\u9508\u94a2\u5916\u58f3 \u5e26BNC\u8fde\u63a5\u5668\u7684\u4e00\u4f53\u5f0f\u540c\u8f74\u7535\u7f06\uff08\u957f\u5ea61.5\u7c73\uff09 PZT\u538b\u7535\u9676\u74f7\u6d3b\u6027\u5143\u4ef6\uff08\u4ec5\u96500.5 MHz\u81f37 MHz\uff09 \u4e2d\u7b49\u963b\u5c3c – \u4e2d\u7b49\u5e26\u5bbd \u4e0e50\u03a9\u7cfb\u7edf\u5339\u914d\u7684\u963b\u6297 PVDF\u538b\u7535\u805a\u5408\u7269<\/a>\u6d3b\u6027\u5143\u4ef6\uff08\u2265 10 MHz\uff09 \u9ad8\u963b\u5c3c – \u5bbd\u5e26\u5bbd \u672a\u5339\u914d\u963b\u6297 \u53ef\u7528\u4e8e\u8109\u51b2-\u56de\u6ce2\u6a21\u5f0f<\/p>\n

\u5e73\u9762\u4f20\u611f\u5668\uff1a\"planer<\/p>\n

\n

\u8ba2\u8d2d\u4ee3\u7801 \u4ee5\u201cTX\u201d\u524d\u7f00\u5f00\u59cb\uff0c\u540e\u8ddf\u9891\u7387\uff08\u4ee5MHz\u8868\u793a\uff09\u548c\u6d3b\u52a8\u76f4\u5f84\uff08\u4ee5\u6beb\u7c73\u8868\u793a\uff09\u7684\u8ba2\u8d2d\u4ee3\u7801\u3002<\/p>\n

\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u8ba2\u8d2d\u5177\u67091 MHz\u9891\u7387\u548c23 mm\u6d3b\u52a8\u76f4\u5f84\u7684\u6362\u80fd\u5668\uff1aTX_1_23<\/p>\n

\u5916\u58f3\u5c3a\u5bf8\uff1a<\/p>\n

\"immersion<\/p>\n

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\u5916\u58f3\u5c3a\u5bf8:<\/strong><\/td>\nH<\/strong><\/td>\nXL<\/strong><\/td>\nL<\/strong><\/td>\nM<\/strong><\/td>\nS<\/strong><\/td>\nXS<\/strong><\/td>\nT<\/strong><\/td>\n<\/tr>\n
\u5916\u58f3\u76f4\u5f84(mm)<\/strong><\/td>\n67<\/td>\n51<\/td>\n31<\/td>\n26<\/td>\n22<\/td>\n13.5<\/td>\n9.8<\/td>\n<\/tr>\n
\u58f0\u5b66\u5b54\u5f84\u00a0(mm)<\/strong><\/td>\n58<\/td>\n43<\/td>\n23<\/td>\n19<\/td>\n15<\/td>\n10<\/td>\n6<\/td>\n<\/tr>\n
\u5916\u58f3\u957f\u5ea6 (mm)<\/strong><\/td>\n53<\/td>\n53<\/td>\n53<\/td>\n53<\/td>\n53<\/td>\n25<\/td>\n25<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n

\u4f8b\u5982\u6570\u636e\uff08\u9488\u5bf9\u538b\u7535\u9676\u74f7\u6362\u80fd\u5668<\/a>\uff09 \u5178\u578b\u5e26\u5bbd\uff1a>50%\uff08-6dB\uff09* -6 dB\u4e2d\u5fc3\u9891\u7387\uff1a\u4e0e\u540d\u4e49\u503c\u504f\u5dee\u4e0d\u8d85\u8fc7\u00b110%\u3002 \u6240\u6709\u6362\u80fd\u5668\u5747\u9644\u5e26\u4ee5\u4e0b\u6d4b\u8bd5\u6570\u636e\uff1a X\u548cY\u8f74\u6a2a\u5411\u6ce2\u675f\u5256\u9762\u3002 \u65f6\u95f4\/\u8109\u51b2\u54cd\u5e94\u3002 \u9891\u7387\u54cd\u5e94\u3002<\/p>\n