{"id":273,"date":"2024-07-30T11:49:29","date_gmt":"2024-07-30T03:49:29","guid":{"rendered":"https:\/\/www.bihec.com\/acoustics\/?p=273"},"modified":"2024-07-30T11:49:29","modified_gmt":"2024-07-30T03:49:29","slug":"a20-1","status":"publish","type":"post","link":"https:\/\/www.bihec.com\/acoustics\/a20-1\/","title":{"rendered":"PRECISION ACOUSTICS, PA,\u8870\u51cf\u5668,HP\u7cfb\u5217,A20\/1"},"content":{"rendered":"<p>PRECISION ACOUSTICS, <a href=\"https:\/\/www.bihec.com\/acoustics\/tag\/pa\/\" title=\"View all posts in PA\" target=\"_blank\">PA<\/a>,<a href=\"https:\/\/www.bihec.com\/acoustics\/tag\/%e8%a1%b0%e5%87%8f%e5%99%a8\/\" title=\"View all posts in \u8870\u51cf\u5668\" target=\"_blank\">\u8870\u51cf\u5668<\/a>,<a href=\"https:\/\/www.bihec.com\/acoustics\/tag\/hp%e7%b3%bb%e5%88%97\/\" title=\"View all posts in HP\u7cfb\u5217\" target=\"_blank\">HP\u7cfb\u5217<\/a>,<a href=\"https:\/\/www.bihec.com\/acoustics\/tag\/a20-1\/\" title=\"View all posts in A20\/1\" target=\"_blank\">A20\/1<\/a><\/p>\n<p>\u8870\u51cf\u5668<\/p>\n<p>\u8fd9\u662f\u4e00\u6b3e\u9632\u6c34\u7684\u8ff7\u4f60\u5bbd\u5e26\u8870\u51cf\u5668\uff0c\u4e13\u4e3a\u7cbe\u5bc6\u58f0\u5b66\u7684<a href=\"https:\/\/www.bihec.com\/acoustics\/tag\/hp%e6%b0%b4%e5%90%ac%e5%99%a8\/\" title=\"View all posts in HP\u6c34\u542c\u5668\" target=\"_blank\">HP\u6c34\u542c\u5668<\/a>\u7cfb\u7edf\u8bbe\u8ba1\uff0c\u65e8\u5728\u6269\u5c55\u63a2\u6d4b\u5668\u52a8\u6001\u8303\u56f4\u7684\u4e0a\u9650\u3002<\/p>\n<p>\u6982\u8ff0 HP\u7cfb\u5217<a href=\"https:\/\/www.bihec.com\/acoustics\/tag\/20-db%e7%9b%b4%e6%8f%92%e5%bc%8f%e8%a1%b0%e5%87%8f%e5%99%a8\/\" title=\"View all posts in 20 dB\u76f4\u63d2\u5f0f\u8870\u51cf\u5668\" target=\"_blank\">20 dB\u76f4\u63d2\u5f0f\u8870\u51cf\u5668<\/a> \u2013 \u8ba2\u8d2d\u4ee3\u7801 A20\/1 \u5728\u53ef\u4e92\u6362\u63a2\u5934\u548c<a href=\"https:\/\/www.bihec.com\/acoustics\/tag\/%e5%8f%af%e6%bd%9c%e6%b0%b4%e5%89%8d%e7%bd%ae%e6%94%be%e5%a4%a7%e5%99%a8\/\" title=\"View all posts in \u53ef\u6f5c\u6c34\u524d\u7f6e\u653e\u5927\u5668\" target=\"_blank\">\u53ef\u6f5c\u6c34\u524d\u7f6e\u653e\u5927\u5668<\/a>\u4e4b\u95f4\u63d2\u5165\u8870\u51cf\u5668\uff0c\u53ef\u9632\u6b62\u5728\u53ef\u4e92\u6362\u63a2\u5934\u8f93\u51fa\u6781\u5927\u4fe1\u53f7\u65f6\u8fc7\u8f7d\u524d\u7f6e<a href=\"https:\/\/www.bihec.com\/acoustics\/tag\/%e6%94%be%e5%a4%a7%e5%99%a8\/\" title=\"View all posts in \u653e\u5927\u5668\" target=\"_blank\">\u653e\u5927\u5668<\/a>\u7ea7\u3002<\/p>\n<p>\u6280\u672f\u89c4\u683c \u8870\u51cf\u56e0\u5b50\uff1a20 \u00b1 3 dB\uff08\u5177\u4f53\u8870\u51cf\u56e0\u5b50\u53d6\u51b3\u4e8e\u7279\u5b9a\u7684\u53ef\u4e92\u6362\u63a2\u5934 \/ \u53ef<a href=\"https:\/\/www.bihec.com\/acoustics\/tag\/%e6%bd%9c%e6%b0%b4%e5%89%8d%e7%bd%ae%e6%94%be%e5%a4%a7%e5%99%a8\/\" title=\"View all posts in \u6f5c\u6c34\u524d\u7f6e\u653e\u5927\u5668\" target=\"_blank\">\u6f5c\u6c34\u524d\u7f6e\u653e\u5927\u5668<\/a>\u7ec4\u5408\uff09<\/p>\n<p><a href=\"https:\/\/www.bihec.com\/acoustics\/tag\/precision-acoustics\/\" title=\"View all posts in Precision Acoustics\" target=\"_blank\">Precision Acoustics<\/a> Ltd \u751f\u4ea7\u5e7f\u6cdb\u7684<a href=\"https:\/\/www.bihec.com\/acoustics\/tag\/%e8%b6%85%e5%a3%b0%e9%a2%91%e6%b0%b4%e5%90%ac%e5%99%a8\/\" title=\"View all posts in \u8d85\u58f0\u9891\u6c34\u542c\u5668\" target=\"_blank\">\u8d85\u58f0\u9891\u6c34\u542c\u5668<\/a>\u3002\u8fd9\u6b3e\u9632\u6c34\u7684\u8ff7\u4f60\u5bbd\u5e26\u8870\u51cf\u5668\u4e13\u4e3a<a href=\"https:\/\/www.bihec.com\/acoustics\/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>\u8bbe\u8ba1\uff0c\u4ee5\u6269\u5c55\u63a2\u6d4b\u5668\u7684\u52a8\u6001\u8303\u56f4\u3002\u5c06\u8870\u51cf\u5668\u63d2\u5165\u53ef\u4e92\u6362\u7684\u9488\u5f0f\u63a2\u5934\u4e0eHP\u7cfb\u5217\u524d\u7f6e\u653e\u5927\u5668\u4e4b\u95f4\uff0c\u53ef\u9632\u6b62\u5728\u6781\u5927\u4fe1\u53f7\u6c34\u5e73\u5b58\u5728\u65f6\u8fc7\u8f7d\u8f93\u5165\u7ea7\u3002<\/p>\n<p>\u89c4\u683c<\/p>\n<p>\u5e26\u5bbd\uff1a10 kHz\u81f3100 MHz\uff08\u00b1 0.5 dB\uff09<br \/>\n\u8870\u51cf\uff1a20 dB\uff08\u00b1 3 dB\uff09<\/p>\n<h3 class=\"elementor-heading-title elementor-size-default\"><a class=\"elementor-post__read-more\" href=\"https:\/\/www.acoustics.co.uk\/product\/attenuator\/\" aria-label=\"Read more about Attenuator\">Find out more \u00bb<\/a><\/h3>\n<figure id=\"attachment_275\" aria-describedby=\"caption-attachment-275\" style=\"width: 640px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" class=\"wp-image-275 size-large\" src=\"https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2024\/07\/img_66a860f21f3c8-1024x636.png\" alt=\"PRECISION ACOUSTICS, PA,\u8870\u51cf\u5668,HP\u7cfb\u5217,A20\/1\" width=\"640\" height=\"398\" srcset=\"https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2024\/07\/img_66a860f21f3c8-1024x636.png 1024w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2024\/07\/img_66a860f21f3c8-300x186.png 300w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2024\/07\/img_66a860f21f3c8-768x477.png 768w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2024\/07\/img_66a860f21f3c8-500x311.png 500w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2024\/07\/img_66a860f21f3c8-800x497.png 800w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2024\/07\/img_66a860f21f3c8.png 1194w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><figcaption id=\"caption-attachment-275\" class=\"wp-caption-text\">PRECISION ACOUSTICS, PA,\u8870\u51cf\u5668,HP\u7cfb\u5217,A20\/1<\/figcaption><\/figure>\n<p>&nbsp;<\/p>\n<p><a href=\"https:\/\/www.bihec.com\/acoustics\/A20\/1\/\">https:\/\/www.bihec.com\/acoustics\/A20\/1\/<\/a><\/p>\n<br><div class=\"tagcloud\"><a href=\"https:\/\/www.bihec.com\/acoustics\/tag\/20-db%e7%9b%b4%e6%8f%92%e5%bc%8f%e8%a1%b0%e5%87%8f%e5%99%a8\/\" class=\"tag-cloud-link tag-link-0 tag-link-position-1\" style=\"font-size: 8pt;\" aria-label=\"20 dB\u76f4\u63d2\u5f0f\u8870\u51cf\u5668 (1\u4e2a\u9879\u76ee)\">20 dB\u76f4\u63d2\u5f0f\u8870\u51cf\u5668<\/a>\n<a href=\"https:\/\/www.bihec.com\/acoustics\/tag\/a20-1\/\" class=\"tag-cloud-link tag-link-1 tag-link-position-2\" style=\"font-size: 9.8pt;\" aria-label=\"A20\/1 (2\u4e2a\u9879\u76ee)\">A20\/1<\/a>\n<a href=\"https:\/\/www.bihec.com\/acoustics\/tag\/hp%e6%b0%b4%e5%90%ac%e5%99%a8\/\" class=\"tag-cloud-link tag-link-2 tag-link-position-3\" style=\"font-size: 8pt;\" aria-label=\"HP\u6c34\u542c\u5668 (1\u4e2a\u9879\u76ee)\">HP\u6c34\u542c\u5668<\/a>\n<a href=\"https:\/\/www.bihec.com\/acoustics\/tag\/hp%e7%b3%bb%e5%88%97\/\" class=\"tag-cloud-link tag-link-3 tag-link-position-4\" style=\"font-size: 9.8pt;\" aria-label=\"HP\u7cfb\u5217 (2\u4e2a\u9879\u76ee)\">HP\u7cfb\u5217<\/a>\n<a href=\"https:\/\/www.bihec.com\/acoustics\/tag\/pa\/\" class=\"tag-cloud-link tag-link-4 tag-link-position-5\" style=\"font-size: 20.6pt;\" aria-label=\"PA (35\u4e2a\u9879\u76ee)\">PA<\/a>\n<a href=\"https:\/\/www.bihec.com\/acoustics\/tag\/precision-acoustics\/\" class=\"tag-cloud-link tag-link-5 tag-link-position-6\" style=\"font-size: 22pt;\" aria-label=\"Precision Acoustics (49\u4e2a\u9879\u76ee)\">Precision Acoustics<\/a>\n<a href=\"https:\/\/www.bihec.com\/acoustics\/tag\/%e8%a1%b0%e5%87%8f%e5%99%a8\/\" class=\"tag-cloud-link tag-link-6 tag-link-position-7\" style=\"font-size: 8pt;\" aria-label=\"\u8870\u51cf\u5668 (1\u4e2a\u9879\u76ee)\">\u8870\u51cf\u5668<\/a>\n<a href=\"https:\/\/www.bihec.com\/acoustics\/tag\/%e9%98%b2%e6%b0%b4%e8%bf%b7%e4%bd%a0%e5%ae%bd%e5%b8%a6%e8%a1%b0%e5%87%8f%e5%99%a8\/\" class=\"tag-cloud-link tag-link-7 tag-link-position-8\" style=\"font-size: 8pt;\" aria-label=\"\u9632\u6c34\u8ff7\u4f60\u5bbd\u5e26\u8870\u51cf\u5668 (1\u4e2a\u9879\u76ee)\">\u9632\u6c34\u8ff7\u4f60\u5bbd\u5e26\u8870\u51cf\u5668<\/a><\/div>","protected":false},"excerpt":{"rendered":"<p>PRECISION ACOUSTICS, PA,\u8870\u51cf\u5668,HP\u7cfb\u5217,A20\/1 \u8870\u51cf\u5668 \u8fd9\u662f\u4e00\u6b3e\u9632\u6c34\u7684\u8ff7\u4f60\u5bbd\u5e26\u8870\u51cf\u5668\uff0c\u4e13\u4e3a\u7cbe\u5bc6\u58f0\u5b66\u7684HP\u6c34\u542c\u5668\u7cfb\u7edf\u8bbe\u8ba1\uff0c\u65e8\u5728\u6269\u5c55\u63a2\u6d4b\u5668\u52a8\u6001\u8303\u56f4\u7684\u4e0a\u9650\u3002 <\/p>\n","protected":false},"author":27,"featured_media":275,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[3],"tags":[95,96,93,92,5,13,91,94],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v17.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>PRECISION ACOUSTICS, PA,\u8870\u51cf\u5668,HP\u7cfb\u5217,A20\/1<\/title>\n<meta name=\"description\" content=\"\u6982\u8ff0 HP\u7cfb\u521720 dB\u76f4\u63d2\u5f0f\u8870\u51cf\u5668 \u2013 \u8ba2\u8d2d\u4ee3\u7801 A20\/1 \u5728\u53ef\u4e92\u6362\u63a2\u5934\u548c\u53ef\u6f5c\u6c34\u524d\u7f6e\u653e\u5927\u5668\u4e4b\u95f4\u63d2\u5165\u8870\u51cf\u5668\uff0c\u53ef\u9632\u6b62\u5728\u53ef\u4e92\u6362\u63a2\u5934\u8f93\u51fa\u6781\u5927\u4fe1\u53f7\u65f6\u8fc7\u8f7d\u524d\u7f6e\u653e\u5927\u5668\u7ea7\u3002\u5e26\u5bbd\uff1a10 kHz\u81f3100 MHz\uff08\u00b1 0.5 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0.5 dB\uff09\u3002\u8054\u7cfb\u7535\u8bdd\uff1a17717970703\uff08\u5fae\u4fe1\u540c\u53f7\uff09\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.bihec.com\/acoustics\/a20-1\/\" \/>\n<meta property=\"og:site_name\" content=\"Precision Acoustics \u6c34\u542c\u5668 \u8d85\u58f0\u6362\u80fd\u5668 \u8d85\u58f0\u6d4b\u8bd5\u7ad9\u548c\u58f0\u5b66\u6750\u6599\" \/>\n<meta property=\"article:published_time\" content=\"2024-07-30T03:49:29+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2024\/07\/img_66a860f21f3c8.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1194\" \/>\n\t<meta property=\"og:image:height\" content=\"742\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"\u6797\u5c0f\u59d017717970703\uff08\u5fae\u4fe1\u540c\u53f7\uff09\" \/>\n\t<meta name=\"twitter:label2\" 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