{"id":206,"date":"2026-08-29T23:11:30","date_gmt":"2026-08-29T15:11:30","guid":{"rendered":"https:\/\/www.bgdyx.com\/?p=206"},"modified":"2026-08-29T23:21:29","modified_gmt":"2026-08-29T15:21:29","slug":"%e6%a8%a1%e6%80%81%e5%af%86%e5%ba%a6%e4%b8%8e%e6%96%bd%e7%bd%97%e5%be%b7%e9%a2%91%e7%8e%87%ef%bc%9a%e5%ae%b6%e5%ba%ad%e5%bd%b1%e9%99%a2%e4%bd%8e%e9%a2%91%e4%b8%ba%e4%bd%95%e8%b0%83%e4%b8%8d%e5%b9%b3","status":"publish","type":"post","link":"https:\/\/www.bgdyx.com\/index.php\/2026\/08\/29\/%e6%a8%a1%e6%80%81%e5%af%86%e5%ba%a6%e4%b8%8e%e6%96%bd%e7%bd%97%e5%be%b7%e9%a2%91%e7%8e%87%ef%bc%9a%e5%ae%b6%e5%ba%ad%e5%bd%b1%e9%99%a2%e4%bd%8e%e9%a2%91%e4%b8%ba%e4%bd%95%e8%b0%83%e4%b8%8d%e5%b9%b3\/","title":{"rendered":"\u6a21\u6001\u5bc6\u5ea6\u4e0e\u65bd\u7f57\u5fb7\u9891\u7387\uff1a\u5bb6\u5ead\u5f71\u9662\u4f4e\u9891\u4e3a\u4f55&#8221;\u8c03\u4e0d\u5e73&#8221;\u7684\u6570\u5b66\u6839\u6e90"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u270d\ufe0f \u5f20\u4e4b\u5f6c \u00b7 \u6280\u672f\u603b\u76d1\u3000\ud83c\udfe2 \u6210\u90fd\u5b8f\u5a01\u89c6\u542c\u79d1\u6280\u6709\u9650\u516c\u53f8\u3000\ud83d\udcc5 2026-08-03<br>\ud83d\udd16 \u6a21\u6001\u5bc6\u5ea6 \u00b7 \u6a21\u6001\u91cd\u53e0 \u00b7 \u7edf\u8ba1\u58f0\u5b66 \u00b7 \u6269\u6563\u58f0\u573a<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p class=\"wp-block-paragraph\">\u505a\u5bb6\u5ead\u5f71\u9662\u8c03\u8bd5\u8fd9\u4e9b\u5e74\uff0c\u7ecf\u5e38\u6709\u4e1a\u4e3b\u95ee\u6211\u4e00\u4e2a\u5f88\u76f4\u63a5\u7684\u95ee\u9898\uff1a&#8221;\u4e3a\u4ec0\u4e48\u4f4e\u9891\u7528 DSP \u600e\u4e48\u8c03\u90fd\u8c03\u4e0d\u5e73\uff0c\u4e2d\u9ad8\u9891\u5374\u4e00\u8c03\u5c31\u51c6\uff1f&#8221;\u8fd9\u4e2a\u95ee\u9898\u80cc\u540e\uff0c\u5176\u5b9e\u85cf\u7740\u623f\u95f4\u58f0\u5b66\u91cc\u4e00\u4e2a\u975e\u5e38\u91cd\u8981\u3001\u4f46\u5f88\u5c11\u88ab\u901a\u4fd7\u8bb2\u6e05\u695a\u7684\u6570\u7406\u6982\u5ff5\u2014\u2014<strong>\u65bd\u7f57\u5fb7\u9891\u7387\uff08Schroeder Frequency\uff09<\/strong>\u3002\u5b83\u4e0d\u662f\u4e00\u4e2a\u7384\u5b66\u95e8\u69db\uff0c\u800c\u662f\u4e00\u6761\u7528\u7edf\u8ba1\u58f0\u5b66\u4e25\u683c\u63a8\u5bfc\u51fa\u6765\u7684\u6570\u5b66\u5206\u754c\u7ebf\uff1a\u5206\u754c\u7ebf\u4ee5\u4e0b\uff0c\u623f\u95f4\u91cc\u80fd\u6570\u5f97\u6e05\u695a\u6709\u51e0\u4e2a\u5171\u632f\u6a21\u6001\uff0c\u6bcf\u4e2a\u6a21\u6001\u90fd\u662f\u5b64\u7acb\u7684\u3001\u53ef\u4ee5\u88ab\u9488\u5bf9\u6027\u5904\u7406\u7684\uff1b\u5206\u754c\u7ebf\u4ee5\u4e0a\uff0c\u6a21\u6001\u591a\u5230\u5f7c\u6b64\u91cd\u53e0\u3001\u5bc6\u4e0d\u53ef\u5206\uff0c\u623f\u95f4\u58f0\u573a\u5f00\u59cb\u8868\u73b0\u51fa\u7edf\u8ba1\u5b66\u610f\u4e49\u4e0a\u7684&#8221;\u6269\u6563&#8221;\u7279\u6027\uff0c\u8fd9\u65f6\u5019\u8d5b\u5bbe\u516c\u5f0f\u3001RT60 \u6df7\u54cd\u65f6\u95f4\u8fd9\u4e9b\u7edf\u8ba1\u58f0\u5b66\u5de5\u5177\u624d\u771f\u6b63\u6210\u7acb\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u6761\u7ebf\u753b\u5728\u54ea\u91cc\uff0c\u76f4\u63a5\u51b3\u5b9a\u4e86\u4f60\u7684\u5bb6\u5ead\u5f71\u9662&#8221;\u8be5\u7528\u4f4e\u9891\u9677\u9631\u8fd8\u662f\u8be5\u7528 EQ&#8221;\uff0c\u4e5f\u89e3\u91ca\u4e86\u4e3a\u4ec0\u4e48\u5c0f\u623f\u95f4\u7684\u4f4e\u9891\u95ee\u9898\u5929\u751f\u5c31\u6bd4\u5927\u623f\u95f4\u66f4\u96be\u7528 DSP \u89e3\u51b3\u3002\u8fd9\u7bc7\u6587\u7ae0\u628a\u6a21\u6001\u5bc6\u5ea6\u548c\u65bd\u7f57\u5fb7\u9891\u7387\u7684\u5b8c\u6574\u6570\u5b66\u63a8\u5bfc\uff0c\u4ee5\u53ca\u5728\u5bb6\u5ead\u5f71\u9662\u8bbe\u8ba1\u4e2d\u7684\u5de5\u7a0b\u610f\u4e49\uff0c\u4e00\u6b21\u8bb2\u900f\u3002<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>\u5148\u5398\u6e05\u4e00\u4e2a\u5bb9\u6613\u641e\u53cd\u7684\u5173\u7cfb\uff1a<\/strong> \u65bd\u7f57\u5fb7\u9891\u7387 <img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=f_s\" alt=\"f_s\"> \u7531\u623f\u95f4\u4f53\u79ef <img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=V\" alt=\"V\"> \u4e0e\u6df7\u54cd\u65f6\u95f4 <img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=T_%7B60%7D\" alt=\"T_{60}\"> \u5171\u540c\u51b3\u5b9a\u2014\u2014**<img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=V\" alt=\"V\"> \u8d8a\u5927\u3001<img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=T_%7B60%7D\" alt=\"T_{60}\"> \u8d8a\u77ed\uff0c<img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=f_s\" alt=\"f_s\"> \u8d8a\u4f4e**\uff0c\u4e5f\u5c31\u662f\u8bf4\u5438\u58f0\u5904\u7406\u5f97\u8d8a\u5230\u4f4d\uff08<img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=T_%7B60%7D\" alt=\"T_{60}\"> \u8d8a\u77ed\uff09\uff0c\u7edf\u8ba1\u58f0\u5b66\u5de5\u5177\uff08\u8d5b\u5bbe\u516c\u5f0f\u3001RT60 \u76ee\u6807\u66f2\u7ebf\u3001EQ\uff09\u53cd\u800c\u5728\u8d8a\u4f4e\u7684\u9891\u7387\u5c31\u5f00\u59cb\u751f\u6548\uff0c\u6a21\u6001\u4e3b\u5bfc\u7684&#8221;\u96be\u8c03\u533a&#8221;\u4f1a\u76f8\u5e94\u6536\u7a84\u3002\u8fd9\u4e2a\u65b9\u5411\u5f88\u5bb9\u6613\u88ab\u53e3\u5934\u63cf\u8ff0\u641e\u53cd\uff0c\u672c\u6587\u4f1a\u628a\u5b8c\u6574\u7684\u6570\u5b66\u63a8\u5bfc\u6446\u51fa\u6765\uff0c\u8bb2\u6e05\u695a\u4e3a\u4ec0\u4e48\u662f\u8fd9\u6837\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"572\" src=\"https:\/\/www.bgdyx.com\/wp-content\/uploads\/2026\/08\/A_professional_technical_illustration_blog_header_-1788016167163-1-1024x572.png\" alt=\"\" class=\"wp-image-209\" srcset=\"https:\/\/www.bgdyx.com\/wp-content\/uploads\/2026\/08\/A_professional_technical_illustration_blog_header_-1788016167163-1-1024x572.png 1024w, https:\/\/www.bgdyx.com\/wp-content\/uploads\/2026\/08\/A_professional_technical_illustration_blog_header_-1788016167163-1-300x167.png 300w, https:\/\/www.bgdyx.com\/wp-content\/uploads\/2026\/08\/A_professional_technical_illustration_blog_header_-1788016167163-1-767x428.png 767w, https:\/\/www.bgdyx.com\/wp-content\/uploads\/2026\/08\/A_professional_technical_illustration_blog_header_-1788016167163-1.png 1376w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e00\u3001\u6a21\u6001\u5bc6\u5ea6\uff1a\u6bcf\u5355\u4f4d\u9891\u7387\u5e26\u5bbd\u5185\u5e73\u5747\u6709\u591a\u5c11\u4e2a\u6a21\u6001<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u623f\u95f4\u4f5c\u4e3a\u4e00\u4e2a\u4e09\u7ef4\u521a\u6027\u8fb9\u754c\u7684\u5171\u632f\u8154\u4f53\uff0c\u4f1a\u5728\u7279\u5b9a\u9891\u7387\u4e0a\u5f62\u6210\u8f74\u5411\u3001\u5207\u5411\u3001\u659c\u5411\u4e09\u7c7b\u7b80\u6b63\u6a21\u5f0f\uff08Room Mode\uff09\u3002\u5f53\u6211\u4eec\u628a\u9891\u7387\u8303\u56f4\u62c9\u5bbd\uff0c\u81ea\u7136\u4f1a\u95ee\u4e00\u4e2a\u7edf\u8ba1\u5b66\u95ee\u9898\uff1a<strong>\u5728\u67d0\u4e2a\u9891\u7387\u9644\u8fd1\uff0c\u6bcf\u5355\u4f4d\u9891\u7387\u5e26\u5bbd\u5185\uff0c\u5e73\u5747\u6709\u591a\u5c11\u4e2a\u6a21\u6001\uff1f<\/strong> \u8fd9\u4e2a\u91cf\u53eb<strong>\u6a21\u6001\u5bc6\u5ea6\uff08Modal Density\uff09<\/strong>\uff0c\u8bb0\u4f5c <img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=dN%2Fdf\" alt=\"dN\/df\">\uff0c\u662f\u5224\u65ad\u623f\u95f4\u58f0\u573a\u884c\u4e3a\u7684\u6838\u5fc3\u53d8\u91cf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1944 \u5e74\uff0cMorse \u4e0e Bolt \u5728\u300aReviews of Modern Physics\u300b\u4e0a\u53d1\u8868\u7684\u623f\u95f4\u58f0\u5b66\u5960\u57fa\u6027\u8bba\u6587\u4e2d\uff0c\u7ed9\u51fa\u4e86\u77e9\u5f62\u623f\u95f4\u6a21\u6001\u5bc6\u5ea6\u7684\u6e10\u8fd1\u89e3\u6790\u8868\u8fbe\u5f0f\uff1a<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u51fa\u5904\uff1aP.M. Morse &amp; R.H. Bolt, <em>Sound Waves in Rooms<\/em>, Reviews of Modern Physics, Vol.16, No.2, 1944, pp.69\u2013150\uff1b\u73b0\u4ee3\u8868\u8ff0\u53e6\u89c1 H. Kuttruff, <em>Room Acoustics<\/em>, 5th ed., CRC Press, 2009\uff0c\u7b2c4\u7ae0<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Formula 01 \u00b7 \u623f\u95f4\u6a21\u6001\u5bc6\u5ea6\u6e10\u8fd1\u516c\u5f0f<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=%5Cfrac%7BdN%7D%7Bdf%7D%20%3D%20%5Cfrac%7B4%5Cpi%20V%20f%5E2%7D%7Bc%5E3%7D%20%2B%20%5Cfrac%7B%5Cpi%20S%20f%7D%7B2c%5E2%7D%20%2B%20%5Cfrac%7BL%7D%7B8c%7D%0A%5C%5C\" alt=\"\\frac{dN}{df} = \\frac{4\\pi V f^2}{c^3} + \\frac{\\pi S f}{2c^2} + \\frac{L}{8c}\n\\\\\"\/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=V\" alt=\"V\">\uff1a\u623f\u95f4\u4f53\u79ef\uff08m\u00b3\uff09<\/li>\n\n\n\n<li><img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=S\" alt=\"S\">\uff1a\u623f\u95f4\u603b\u5185\u8868\u9762\u79ef\uff08m\u00b2\uff09<\/li>\n\n\n\n<li><img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=L\" alt=\"L\">\uff1a\u623f\u95f4\u5168\u90e8\u68f1\u8fb9\u603b\u957f\u5ea6\uff08m\uff09<\/li>\n\n\n\n<li><img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=c\" alt=\"c\">\uff1a\u58f0\u901f\uff0c\u7ea6 343 m\/s\uff0820\u00b0C \u7a7a\u6c14\uff09<\/li>\n\n\n\n<li><img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=f\" alt=\"f\">\uff1a\u9891\u7387\uff08Hz\uff09<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4e2a\u516c\u5f0f\u7531\u4e09\u9879\u7ec4\u6210\uff0c\u7269\u7406\u610f\u4e49\u5206\u522b\u5bf9\u5e94\u623f\u95f4\u51e0\u4f55\u7684\u4e09\u4e2a\u7ef4\u5ea6\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u4f53\u79ef\u9879<\/strong>\uff08<img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=%5Cpropto%20f%5E2\" alt=\"\\propto f^2\">\uff09\uff1a\u968f\u9891\u7387\u5347\u9ad8\u589e\u957f\u6700\u5feb\uff0c\u9ad8\u9891\u65f6\u5360\u4e3b\u5bfc<\/li>\n\n\n\n<li><strong>\u8868\u9762\u79ef\u9879<\/strong>\uff08<img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=%5Cpropto%20f\" alt=\"\\propto f\">\uff09\uff1a\u6765\u81ea\u8868\u9762\u53cd\u5c04\u5bf9\u6a21\u6001\u7684\u8d21\u732e<\/li>\n\n\n\n<li><strong>\u68f1\u8fb9\u9879<\/strong>\uff08\u5e38\u6570\uff09\uff1a\u4e0e\u9891\u7387\u65e0\u5173\uff0c\u6765\u81ea\u68f1\u8fb9\u884d\u5c04\u5bf9\u6a21\u6001\u8ba1\u6570\u7684\u4fee\u6b63<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u9891\u7387\u8d8a\u9ad8\uff0c\u4f53\u79ef\u9879\u589e\u957f\u8fdc\u5feb\u4e8e\u5176\u4f59\u4e24\u9879\uff0c\u8fd9\u6b63\u662f&#8221;\u9ad8\u9891\u6a21\u6001\u5bc6\u96c6\u3001\u4f4e\u9891\u6a21\u6001\u7a00\u758f&#8221;\u8fd9\u4e00\u7ecf\u9a8c\u89c4\u5f8b\u7684\u6570\u5b66\u6839\u6e90\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u7b97\u4f8b\uff1a\u4e00\u4e2a\u5178\u578b 6m\u00d75m\u00d72.8m \u5bb6\u5ead\u5f71\u9662\u623f\u95f4<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u53d6\u623f\u95f4\u5c3a\u5bf8 6 m\uff08\u957f\uff09\u00d7 5 m\uff08\u5bbd\uff09\u00d7 2.8 m\uff08\u9ad8\uff09\uff0c\u53ef\u5f97\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=V%20%3D%2084%20%5Ctext%7B%20m%7D%5E3%2C%20%5Cquad%20S%20%3D%202%5Ctimes(6%5Ctimes5%20%2B%206%5Ctimes2.8%20%2B%205%5Ctimes2.8)%20%3D%20121.6%20%5Ctext%7B%20m%7D%5E2%2C%20%5Cquad%20L%20%3D%204%5Ctimes(6%2B5%2B2.8)%20%3D%2055.2%20%5Ctext%7B%20m%7D%0A%5C%5C\" alt=\"V = 84 \\text{ m}^3, \\quad S = 2\\times(6\\times5 + 6\\times2.8 + 5\\times2.8) = 121.6 \\text{ m}^2, \\quad L = 4\\times(6+5+2.8) = 55.2 \\text{ m}\n\\\\\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee3\u5165\u516c\u5f0f\uff0c\u8ba1\u7b97\u4e09\u4e2a\u5178\u578b\u9891\u7387\u70b9\u7684\u6a21\u6001\u5bc6\u5ea6\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><th class=\"has-text-align-center\" data-align=\"center\">\u9891\u7387 <img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=f\" alt=\"f\"><\/th><th class=\"has-text-align-center\" data-align=\"center\">\u4f53\u79ef\u9879<\/th><th class=\"has-text-align-center\" data-align=\"center\">\u8868\u9762\u79ef\u9879<\/th><th class=\"has-text-align-center\" data-align=\"center\">\u68f1\u8fb9\u9879<\/th><th class=\"has-text-align-center\" data-align=\"center\">\u6a21\u6001\u5bc6\u5ea6 <img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=dN%2Fdf\" alt=\"dN\/df\"><\/th><th class=\"has-text-align-center\" data-align=\"center\">\u5e73\u5747\u6a21\u6001\u95f4\u8ddd <img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=1%2F(dN%2Fdf)\" alt=\"1\/(dN\/df)\"><\/th><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">50 Hz<\/td><td class=\"has-text-align-center\" data-align=\"center\">0.065<\/td><td class=\"has-text-align-center\" data-align=\"center\">0.081<\/td><td class=\"has-text-align-center\" data-align=\"center\">0.020<\/td><td class=\"has-text-align-center\" data-align=\"center\">0.167 \u4e2a\/Hz<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u2248 6.0 Hz<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">100 Hz<\/td><td class=\"has-text-align-center\" data-align=\"center\">0.262<\/td><td class=\"has-text-align-center\" data-align=\"center\">0.162<\/td><td class=\"has-text-align-center\" data-align=\"center\">0.020<\/td><td class=\"has-text-align-center\" data-align=\"center\">0.444 \u4e2a\/Hz<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u2248 2.3 Hz<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">300 Hz<\/td><td class=\"has-text-align-center\" data-align=\"center\">2.354<\/td><td class=\"has-text-align-center\" data-align=\"center\">0.487<\/td><td class=\"has-text-align-center\" data-align=\"center\">0.020<\/td><td class=\"has-text-align-center\" data-align=\"center\">2.862 \u4e2a\/Hz<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u2248 0.35 Hz<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u600e\u4e48\u8bfb\u8fd9\u5f20\u8868\uff1a<\/strong> 50 Hz \u9644\u8fd1\uff0c\u5e73\u5747\u6bcf 6 Hz \u624d\u6709\u4e00\u4e2a\u6a21\u6001\uff0c\u975e\u5e38\u7a00\u758f\u2014\u2014\u67d0\u4e2a\u8d1d\u65af\u97f3\u7b26\u5982\u679c\u6070\u597d\u843d\u5728\u4e24\u4e2a\u6a21\u6001\u4e4b\u95f4\u7684&#8221;\u7a7a\u9699&#8221;\u91cc\uff0c\u5c31\u4f1a\u660e\u663e\u7f3a\u80fd\u91cf\uff1b\u843d\u5728\u6a21\u6001\u5cf0\u503c\u4e0a\u53c8\u4f1a\u660e\u663e\u8fc7\u51b2\uff0c\u8fd9\u5c31\u662f\u5c0f\u623f\u95f4\u4f4e\u9891&#8221;\u6709\u7684\u97f3\u7b26\u8f70\u3001\u6709\u7684\u97f3\u7b26\u5f31&#8221;\u7684\u6570\u5b66\u6839\u6e90\u3002\u800c 300 Hz \u9644\u8fd1\uff0c\u5e73\u5747\u6bcf 0.35 Hz \u5c31\u6709\u4e00\u4e2a\u6a21\u6001\uff0c\u5bc6\u96c6\u5230\u4eba\u8033\u548c\u6d4b\u91cf\u8bdd\u7b52\u90fd\u65e0\u6cd5\u518d\u5206\u8fa8\u5355\u4e2a\u6a21\u6001\uff0c\u623f\u95f4\u54cd\u5e94\u5f00\u59cb\u5448\u73b0\u51fa\u7edf\u8ba1\u5b66\u610f\u4e49\u4e0a\u7684\u5e73\u6ed1\u4e0e\u53ef\u9884\u6d4b\u6027\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e8c\u3001\u6a21\u6001\u534a\u529f\u7387\u5e26\u5bbd\uff1a\u6bcf\u4e2a\u6a21\u6001\u81ea\u8eab&#8221;\u5360\u591a\u5bbd&#8221;<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5149\u77e5\u9053\u6a21\u6001\u5bc6\u5ea6\u8fd8\u4e0d\u591f\uff0c\u6211\u4eec\u8fd8\u9700\u8981\u77e5\u9053\u6bcf\u4e2a\u6a21\u6001\u672c\u8eab&#8221;\u5360\u591a\u5bbd&#8221;\u3002\u4e00\u4e2a\u6709\u963b\u5c3c\u7684\u5171\u632f\u6a21\u6001\uff0c\u5728\u9891\u57df\u4e0a\u4e0d\u662f\u4e00\u6839\u65e0\u9650\u7a84\u7684\u7ebf\uff0c\u800c\u662f\u6709\u4e00\u5b9a\u534a\u529f\u7387\u5e26\u5bbd <img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=%5CDelta%20f\" alt=\"\\Delta f\"> \u7684\u949f\u5f62\u66f2\u7ebf\uff0c\u5176\u5bbd\u5ea6\u7531\u8be5\u6a21\u6001\u7684\u8870\u51cf\u901f\u5ea6\u51b3\u5b9a\u2014\u2014\u8870\u51cf\u8d8a\u5feb\uff08<img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=T_%7B60%7D\" alt=\"T_{60}\"> \u8d8a\u77ed\uff09\uff0c\u5171\u632f\u5cf0\u8d8a\u5bbd\uff1b\u8870\u51cf\u8d8a\u6162\uff0c\u5171\u632f\u5cf0\u8d8a\u7a84\u8d8a\u5c16\u9510\u3002\u8fd9\u4e2a\u5173\u7cfb\u53ef\u4ee5\u7528\u623f\u95f4\u6df7\u54cd\u65f6\u95f4 <img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=T_%7B60%7D\" alt=\"T_{60}\"> \u76f4\u63a5\u8868\u8fbe\uff1a<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u51fa\u5904\uff1aH. Kuttruff, <em>Room Acoustics<\/em>, 5th ed., 2009\uff0c\u7b2c4\u7ae0\uff1b\u539f\u59cb\u63a8\u5bfc\u89c1 M.R. Schroeder, <em>Die statistischen Parameter der Frequenzkurven von gro\u00dfen R\u00e4umen<\/em>, Acustica, Vol.4, 1954, pp.594\u2013600<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Formula 02 \u00b7 \u6a21\u6001\u534a\u529f\u7387\u5e26\u5bbd\u4e0e\u6df7\u54cd\u65f6\u95f4\u7684\u5173\u7cfb<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=%5CDelta%20f%20%5Capprox%20%5Cfrac%7B2.2%7D%7BT_%7B60%7D%7D%0A%5C%5C\" alt=\"\\Delta f \\approx \\frac{2.2}{T_{60}}\n\\\\\"\/><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=T_%7B60%7D\" alt=\"T_{60}\"> \u8d8a\u77ed\uff0c\u6a21\u6001\u8870\u51cf\u8d8a\u5feb\uff0c<img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=%5CDelta%20f\" alt=\"\\Delta f\"> \u8d8a\u5bbd\u2014\u2014\u8fd9\u662f\u77ed\u6df7\u54cd\u65f6\u95f4\u623f\u95f4\u6a21\u6001&#8221;\u91cd\u53e0&#8221;\u66f4\u5bb9\u6613\u53d1\u751f\u7684\u76f4\u63a5\u539f\u56e0\u3002<\/p>\n<\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e09\u3001\u6a21\u6001\u91cd\u53e0\u6570\u4e0e\u65bd\u7f57\u5fb7\u5224\u636e<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u65bd\u7f57\u5fb7\u63d0\u51fa\u4e00\u4e2a\u5224\u636e\uff1a\u5f53&#8221;\u6a21\u6001\u5bc6\u5ea6&#8221;\u4e0e&#8221;\u5355\u4e2a\u6a21\u6001\u5e26\u5bbd&#8221;\u7684\u4e58\u79ef\u2014\u2014\u5373\u5e73\u5747\u6709\u591a\u5c11\u4e2a\u6a21\u6001\u7684\u5e26\u5bbd\u8303\u56f4\u76f8\u4e92\u91cd\u53e0\u2014\u2014\u8fbe\u5230 3 \u4e2a\u4ee5\u4e0a\u65f6\uff0c\u623f\u95f4\u54cd\u5e94\u5c31\u8db3\u591f\u5bc6\u96c6\u3001\u968f\u673a\uff0c\u53ef\u4ee5\u7528\u7edf\u8ba1\u58f0\u5b66\u7684\u65b9\u6cd5\uff08\u5982\u6269\u6563\u58f0\u573a\u5047\u8bbe\u3001\u8d5b\u5bbe\u516c\u5f0f\uff09\u6765\u63cf\u8ff0\uff0c\u4e0d\u518d\u9700\u8981\u9010\u4e2a\u8ffd\u8e2a\u5355\u4e00\u6a21\u6001\u3002\u8fd9\u4e2a\u4e58\u79ef\u53eb<strong>\u6a21\u6001\u91cd\u53e0\u6570\uff08Modal Overlap\uff09<\/strong>\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Formula 03 \u00b7 \u6a21\u6001\u91cd\u53e0\u6570\u4e0e\u65bd\u7f57\u5fb7\u5224\u636e<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=M(f)%20%3D%20%5Cfrac%7BdN%7D%7Bdf%7D%20%5Ccdot%20%5CDelta%20f%20%5Cgeq%203%0A%5C%5C\" alt=\"M(f) = \\frac{dN}{df} \\cdot \\Delta f \\geq 3\n\\\\\"\/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=M(f)%20%3C%203\" alt=\"M(f) &lt; 3\">\uff1a\u6a21\u6001\u7a00\u758f\u3001\u5f7c\u6b64\u72ec\u7acb\u53ef\u8fa8\u2014\u2014\u623f\u95f4\u5904\u4e8e<strong>\u6a21\u6001\u4e3b\u5bfc\u533a<\/strong><\/li>\n\n\n\n<li><img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=M(f)%20%5Cgeq%203\" alt=\"M(f) \\geq 3\">\uff1a\u6a21\u6001\u5bc6\u96c6\u91cd\u53e0\u2014\u2014\u623f\u95f4\u5904\u4e8e<strong>\u7edf\u8ba1\u6269\u6563\u533a<\/strong>\uff0c\u7edf\u8ba1\u58f0\u5b66\u5de5\u5177\u5f00\u59cb\u6210\u7acb<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u56db\u3001\u65bd\u7f57\u5fb7\u9891\u7387\u7684\u5b8c\u6574\u63a8\u5bfc<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u628a\u9ad8\u9891\u6e10\u8fd1\u7684\u6a21\u6001\u5bc6\u5ea6\uff08\u53ea\u4fdd\u7559\u4f53\u79ef\u9879\uff0c\u6b64\u65f6\u8868\u9762\u79ef\u9879\u548c\u68f1\u8fb9\u9879\u76f8\u5bf9\u53ef\u5ffd\u7565\uff09\u4ee3\u5165 <img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=M(f)%20%3D%203\" alt=\"M(f) = 3\">\uff0c\u8054\u7acb\u6c42\u89e3\uff0c\u5373\u53ef\u63a8\u51fa\u65bd\u7f57\u5fb7\u9891\u7387\u7684\u89e3\u6790\u89e3\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Formula 04 \u00b7 \u65bd\u7f57\u5fb7\u9891\u7387\u63a8\u5bfc<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=3%20%3D%20%5Cfrac%7B4%5Cpi%20V%20f_s%5E2%7D%7Bc%5E3%7D%20%5Ccdot%20%5Cfrac%7B2.2%7D%7BT_%7B60%7D%7D%20%5Cquad%20%5CLongrightarrow%20%5Cquad%20f_s%20%3D%20c%5E%7B3%2F2%7D%5Csqrt%7B%5Cfrac%7B3%5C%2CT_%7B60%7D%7D%7B8.8%5Cpi%20V%7D%7D%0A%5C%5C\" alt=\"3 = \\frac{4\\pi V f_s^2}{c^3} \\cdot \\frac{2.2}{T_{60}} \\quad \\Longrightarrow \\quad f_s = c^{3\/2}\\sqrt{\\frac{3\\,T_{60}}{8.8\\pi V}}\n\\\\\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee3\u5165 <img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=c%20%3D%20343\" alt=\"c = 343\"> m\/s \u5e76\u6574\u7406\u5e38\u6570\u9879\uff0c\u5f97\u5230\u5de5\u7a0b\u4e0a\u5e7f\u6cdb\u4f7f\u7528\u7684\u7b80\u5316\u901f\u7b97\u516c\u5f0f\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=%5Cboxed%7Bf_s%20%5Capprox%202000%5Csqrt%7B%5Cfrac%7BT_%7B60%7D%7D%7BV%7D%7D%7D%0A%5C%5C\" alt=\"\\boxed{f_s \\approx 2000\\sqrt{\\frac{T_{60}}{V}}}\n\\\\\"\/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=T_%7B60%7D\" alt=\"T_{60}\">\uff1a\u5355\u4f4d\u79d2\uff08s\uff09<\/li>\n\n\n\n<li><img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=V\" alt=\"V\">\uff1a\u5355\u4f4d\u7acb\u65b9\u7c73\uff08m\u00b3\uff09<\/li>\n\n\n\n<li><img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=f_s\" alt=\"f_s\">\uff1a\u5355\u4f4d\u8d6b\u5179\uff08Hz\uff09<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u51fa\u5904\uff1aH. Kuttruff, <em>Room Acoustics<\/em>, 5th ed., CRC Press, 2009\uff1b\u8be5\u5e38\u6570\u5728\u4e0d\u540c\u6587\u732e\u4e2d\u7565\u6709\u5dee\u5f02\uff082000\uff5e4000 \u533a\u95f4\uff09\uff0c\u672c\u6587\u91c7\u7528 Kuttruff \u7ed9\u51fa\u7684\u5de5\u7a0b\u5e38\u7528\u503c 2000\u3002<\/p>\n<\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\">\u7269\u7406\u76f4\u89c9\u89e3\u8bfb<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u516c\u5f0f <img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=f_s%20%5Capprox%202000%5Csqrt%7BT_%7B60%7D%2FV%7D\" alt=\"f_s \\approx 2000\\sqrt{T_{60}\/V}\"> \u4e2d\uff0c<img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=T_%7B60%7D\" alt=\"T_{60}\"> \u5728\u6839\u53f7<strong>\u5206\u5b50<\/strong>\u3001<img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=V\" alt=\"V\"> \u5728\u6839\u53f7<strong>\u5206\u6bcd<\/strong>\uff0c\u4e8c\u8005\u65b9\u5411\u4e00\u81f4\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u623f\u95f4\u8d8a\u5927\uff08<img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=V\" alt=\"V\"> \u8d8a\u5927\uff09\u2192 <img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=f_s\" alt=\"f_s\"> \u8d8a\u4f4e<\/strong>\uff1a\u5927\u623f\u95f4\u7684\u6a21\u6001\u5bc6\u5ea6\u5929\u7136\u66f4\u9ad8\uff0c\u66f4\u5bb9\u6613\u5728\u8f83\u4f4e\u9891\u7387\u5c31\u8fbe\u5230&#8221;\u91cd\u53e0\u6570 = 3&#8243;\u7684\u7edf\u8ba1\u95e8\u69db<\/li>\n\n\n\n<li><strong><img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=T_%7B60%7D\" alt=\"T_{60}\"> \u8d8a\u77ed \u2192 <img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=f_s\" alt=\"f_s\"> \u4e5f\u8d8a\u4f4e<\/strong>\uff1a\u963b\u5c3c\u8d8a\u5927\uff0c\u6bcf\u4e2a\u6a21\u6001\u88ab&#8221;\u62c9\u5bbd&#8221;\u5f97\u8d8a\u5389\u5bb3\uff08<img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=%5CDelta%20f%20%3D%202.2%2FT_%7B60%7D\" alt=\"\\Delta f = 2.2\/T_{60}\"> \u8d8a\u5bbd\uff09\uff0c\u5355\u4e2a\u6a21\u6001\u8986\u76d6\u7684\u5e26\u5bbd\u672c\u8eab\u5c31\u66f4\u5bb9\u6613\u4e0e\u76f8\u90bb\u6a21\u6001\u91cd\u53e0\uff0c\u6240\u4ee5\u66f4\u4f4e\u7684\u9891\u7387\u5c31\u80fd\u51d1\u591f\u91cd\u53e0\u6570 3<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u6362\u53e5\u8bdd\u8bf4\uff0c<strong>\u5438\u58f0\u5904\u7406\u505a\u5f97\u8d8a\u5230\u4f4d\uff0c\u7edf\u8ba1\u58f0\u5b66\u5de5\u5177\u751f\u6548\u7684\u4e0b\u9650\u9891\u7387\u53cd\u800c\u8d8a\u4f4e<\/strong>\uff0c\u8fd9\u5bf9\u5de5\u7a0b\u8c03\u8bd5\u662f\u4ef6\u597d\u4e8b\uff0c\u800c\u4e0d\u662f\u8981\u63d0\u9632\u7684&#8221;\u53cd\u76f4\u89c9\u9677\u9631&#8221;\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e94\u3001\u4e09\u7c7b\u623f\u95f4\u914d\u7f6e\u7684\u65bd\u7f57\u5fb7\u9891\u7387\u5bf9\u6bd4<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7528 <img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=f_s%20%5Capprox%202000%5Csqrt%7BT_%7B60%7D%2FV%7D\" alt=\"f_s \\approx 2000\\sqrt{T_{60}\/V}\"> \u5206\u522b\u8ba1\u7b97\u6210\u90fd\u4e1a\u4e3b\u5e38\u89c1\u7684\u4e09\u79cd\u5bb6\u5ead\u5f71\u9662\u623f\u95f4\u914d\u7f6e\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><th class=\"has-text-align-left\" data-align=\"left\">\u623f\u95f4\u7c7b\u578b<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u5c3a\u5bf8<\/th><th class=\"has-text-align-center\" data-align=\"center\">\u4f53\u79ef <img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=V\" alt=\"V\"><\/th><th class=\"has-text-align-center\" data-align=\"center\">\u76ee\u6807\u6df7\u54cd <img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=T_%7B60%7D\" alt=\"T_{60}\"><\/th><th class=\"has-text-align-center\" data-align=\"center\">\u65bd\u7f57\u5fb7\u9891\u7387 <img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=f_s\" alt=\"f_s\"><\/th><th class=\"has-text-align-left\" data-align=\"left\">\u5de5\u7a0b\u542b\u4e49<\/th><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>\u5c0f\u578b\u5367\u5ba4\u5f71\u9662<\/strong><\/td><td class=\"has-text-align-left\" data-align=\"left\">4\u00d73.5\u00d72.6 m<\/td><td class=\"has-text-align-center\" data-align=\"center\">36.4 m\u00b3<\/td><td class=\"has-text-align-center\" data-align=\"center\">0.45 s<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u2248 222 Hz<\/td><td class=\"has-text-align-left\" data-align=\"left\">222 Hz \u4ee5\u4e0b\u5747\u4e3a\u6a21\u6001\u4e3b\u5bfc\uff0c\u8986\u76d6\u4e86\u5927\u534a\u4e2a\u4e2d\u4f4e\u9891\u4eba\u58f0\u57fa\u97f3\u533a\uff0c\u4f4e\u9891\u6cbb\u7406\u96be\u5ea6\u6700\u5927<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>\u4e2d\u578b\u4e13\u7528\u5f71\u9662<\/strong><\/td><td class=\"has-text-align-left\" data-align=\"left\">6\u00d75\u00d72.8 m<\/td><td class=\"has-text-align-center\" data-align=\"center\">84 m\u00b3<\/td><td class=\"has-text-align-center\" data-align=\"center\">0.40 s<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u2248 138 Hz<\/td><td class=\"has-text-align-left\" data-align=\"left\">138 Hz \u4ee5\u4e0b\u9700\u91cd\u70b9\u7269\u7406\u58f0\u5b66\u5904\u7406<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>\u5927\u578b\u5b9a\u5236\u5f71\u9662<\/strong><\/td><td class=\"has-text-align-left\" data-align=\"left\">8\u00d77\u00d73.2 m<\/td><td class=\"has-text-align-center\" data-align=\"center\">179.2 m\u00b3<\/td><td class=\"has-text-align-center\" data-align=\"center\">0.35 s<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u2248 88 Hz<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u6a21\u6001\u4e3b\u5bfc\u533a\u6536\u7a84\u81f3 88 Hz \u4ee5\u4e0b\uff0c\u7edd\u5927\u90e8\u5206\u4e2d\u4f4e\u9891\u5df2\u8fdb\u5165\u7edf\u8ba1\u6269\u6563\u533a\uff0cEQ \u53ef\u9760\u6027\u66f4\u9ad8<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u8fd9\u89e3\u91ca\u4e86\u4e00\u4e2a\u4e1a\u4e3b\u7ecf\u5e38\u56f0\u60d1\u7684\u73b0\u8c61\uff1a<\/strong> \u540c\u6837\u4e00\u5957\u4ef7\u683c\u4e0d\u83f2\u7684 DSP \u7cfb\u7edf\uff08\u5982 Dirac Live Full\u3001Audyssey MultEQ XT32\uff09\uff0c\u88c5\u5728\u5927\u623f\u95f4\u91cc\u4f4e\u9891\u4fee\u6b63\u6548\u679c\u660e\u663e\u3001\u88c5\u5728\u5c0f\u623f\u95f4\u91cc\u5374\u603b\u6709\u4e00\u4e24\u4e2a\u9891\u70b9\u600e\u4e48\u8c03\u90fd\u8c03\u4e0d\u5e73\u2014\u2014\u4e0d\u662f DSP \u4e0d\u591f\u597d\uff0c\u800c\u662f\u5c0f\u623f\u95f4\u7684\u65bd\u7f57\u5fb7\u9891\u7387\u5929\u751f\u66f4\u9ad8\uff0c\u9700\u8981\u7528 EQ&#8221;\u786c\u5543&#8221;\u7684\u6a21\u6001\u4e3b\u5bfc\u533a\u95f4\u6bd4\u5927\u623f\u95f4\u5bbd\u5f97\u591a\uff0c\u7269\u7406\u58f0\u5b66\u80fd\u91cf\u7f3a\u5931\u662f EQ \u7b97\u6cd5\u65e0\u6cd5\u51ed\u7a7a\u8865\u51fa\u6765\u7684\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u516d\u3001\u4e09\u6bb5\u9891\u7387\u533a\u95f4\u7684\u5de5\u7a0b\u5904\u7406\u7b56\u7565<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83d\udd34 \u65bd\u7f57\u5fb7\u9891\u7387\u4ee5\u4e0b\uff1a\u7269\u7406\u58f0\u5b66\u4f18\u5148\uff0c\u4f4e\u9891\u9677\u9631\u4e0e\u591a\u8d85\u4f4e\u97f3\u9635\u5217\u662f\u6839\u672c<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b64\u9891\u6bb5\u6a21\u6001\u7a00\u758f\u3001\u72ec\u7acb\u53ef\u8fa8\uff0c\u672c\u8d28\u662f\u7a7a\u95f4\u9a7b\u7acb\u7684\u58f0\u538b\u80fd\u91cf\u5206\u5e03\u95ee\u9898\u3002\u5e94\u4f18\u5148\u91c7\u7528\u4f4e\u9891\u9677\u9631\uff08\u6d88\u8017\u8fb9\u89d2\u5904\u7684\u6a21\u6001\u80fd\u91cf\uff09\u4e0e Todd Welti \u5f0f\u591a\u8d85\u4f4e\u97f3\u9635\u5217\uff08\u6253\u6563\u9a7b\u6ce2\u7a7a\u95f4\u5206\u5e03\uff09\uff0cDSP \u5747\u8861\u53ea\u80fd\u4f5c\u4e3a\u6700\u540e\u8865\u5145\uff0c\u4e0d\u80fd\u6307\u671b\u7528\u8f6f\u4ef6\u624b\u6bb5\u66ff\u4ee3\u7269\u7406\u58f0\u5b66\u5904\u7406\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83d\udfe1 \u65bd\u7f57\u5fb7\u9891\u7387\u9644\u8fd1\uff1a\u8fc7\u6e21\u533a\uff0c\u8c28\u614e\u8bc4\u4f30\u5355\u70b9\u6d4b\u91cf\u7684\u4ee3\u8868\u6027<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728 <img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=f_s\" alt=\"f_s\"> \u9644\u8fd1\uff0c\u6a21\u6001\u5f00\u59cb\u91cd\u53e0\u4f46\u5c1a\u672a\u5b8c\u5168\u7edf\u8ba1\u5316\uff0c\u5355\u4e00\u6d4b\u91cf\u4f4d\u7f6e\u7684\u9891\u54cd\u66f2\u7ebf\u5bb9\u6613\u51fa\u73b0&#8221;\u770b\u8d77\u6765\u5e73\u4f46\u6362\u4e2a\u5ea7\u4f4d\u5c31\u5b8c\u5168\u4e0d\u540c&#8221;\u7684\u60c5\u51b5\uff0c\u5efa\u8bae\u91c7\u7528\u591a\u70b9\u6d4b\u91cf\u53d6\u5e73\u5747\uff08Audyssey MultEQ XT32 \u7684 8 \u70b9\u6821\u51c6\u903b\u8f91\u6b63\u662f\u57fa\u4e8e\u8fd9\u4e2a\u539f\u7406\uff09\uff0c\u907f\u514d\u53ea\u4f9d\u8d56\u5355\u4e00\u7687\u5e1d\u4f4d\u6d4b\u91cf\u7ed3\u679c\u505a\u51fa\u7ed3\u8bba\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83d\udfe2 \u65bd\u7f57\u5fb7\u9891\u7387\u4ee5\u4e0a\uff1a\u7edf\u8ba1\u58f0\u5b66\u5de5\u5177\u6210\u7acb\uff0cEQ \u4e0e\u76ee\u6807\u66f2\u7ebf\u624d\u771f\u6b63\u53ef\u9760<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b64\u9891\u6bb5\u6a21\u6001\u9ad8\u5ea6\u91cd\u53e0\u3001\u58f0\u573a\u8d8b\u4e8e\u7edf\u8ba1\u6269\u6563\uff0c\u8d5b\u5bbe\u516c\u5f0f\u3001RT60 \u76ee\u6807\u66f2\u7ebf\u7b49\u7edf\u8ba1\u58f0\u5b66\u5de5\u5177\u5f00\u59cb\u6210\u7acb\uff0c\u53c2\u91cf\u5747\u8861\u5668\u548c DSP \u81ea\u52a8\u6821\u6b63\u7cfb\u7edf\uff08Dirac Live\u3001Audyssey\uff09\u5728\u8fd9\u4e2a\u9891\u6bb5\u7684\u6548\u679c\u5177\u5907\u7edf\u8ba1\u5b66\u610f\u4e49\u4e0a\u7684\u666e\u9002\u6027\u3002\u9700\u8981\u6ce8\u610f\uff1a\u8fd9\u4e2a\u9891\u6bb5\u51fa\u73b0\u7684\u7a84\u800c\u6df1\u7684\u51f9\u9677\uff0c\u66f4\u53ef\u80fd\u662f\u68b3\u72b6\u6ee4\u6ce2\uff08\u6ce2\u7684\u5e72\u6d89\uff09\u800c\u975e\u9a7b\u6ce2\u95ee\u9898\uff0c\u5904\u7406\u65b9\u6cd5\u5e94\u53c2\u8003\u68b3\u72b6\u6ee4\u6ce2\u4e13\u6587\uff0c\u800c\u975e\u7ee7\u7eed\u5957\u7528\u4f4e\u9891\u9a7b\u6ce2\u7684\u6cbb\u7406\u601d\u8def\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e03\u3001\u5173\u4e8e T\u2086\u2080 \u4e0e\u65bd\u7f57\u5fb7\u9891\u7387\u7684\u8bbe\u8ba1\u53d6\u820d\u539f\u5219<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u623f\u95f4\u4f53\u79ef\u901a\u5e38\u53d7\u9650\u4e8e\u5b9e\u9645\u5efa\u7b51\u6761\u4ef6\uff0c\u5f88\u96be\u4e3a\u4e86&#8221;\u964d\u4f4e\u65bd\u7f57\u5fb7\u9891\u7387&#8221;\u800c\u968f\u610f\u6269\u5927\uff1b\u6df7\u54cd\u65f6\u95f4 <img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=T_%7B60%7D\" alt=\"T_{60}\"> \u867d\u7136\u662f\u8bbe\u8ba1\u9636\u6bb5\u53ef\u4ee5\u4e3b\u52a8\u63a7\u5236\u7684\u53d8\u91cf\uff0c\u4f46<strong>\u4e0d\u5efa\u8bae\u628a&#8221;\u538b\u4f4e\u65bd\u7f57\u5fb7\u9891\u7387&#8221;\u5f53\u6210\u7f29\u77ed <img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=T_%7B60%7D\" alt=\"T_{60}\"> \u7684\u4e3b\u8981\u7406\u7531<\/strong>\u2014\u2014<img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=T_%7B60%7D\" alt=\"T_{60}\"> \u76ee\u6807\u503c\u5e94\u5f53\u9996\u5148\u7531\u623f\u95f4\u6bd4\u4f8b\uff08Bonello \u51c6\u5219\uff09\u3001\u9891\u7387\u76f8\u5173\u7684 RT60 \u76ee\u6807\u66f2\u7ebf\u3001\u8bed\u8a00\u6e05\u6670\u5ea6\u4e0e\u97f3\u4e50\u5e73\u8861\u611f\u6765\u51b3\u5b9a\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u6ee1\u8db3\u8fd9\u4e9b\u58f0\u5b66\u76ee\u6807\u7684\u524d\u63d0\u4e0b\uff0c<img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=T_%7B60%7D\" alt=\"T_{60}\"> \u81ea\u7136\u4f1a\u843d\u5728\u4e00\u4e2a\u5408\u7406\u533a\u95f4\uff0c\u6b64\u65f6\u66f4\u77ed\u7684 <img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=T_%7B60%7D\" alt=\"T_{60}\"> \u987a\u5e26\u5e26\u6765\u7684\u597d\u5904\u662f\uff1a<strong>\u65bd\u7f57\u5fb7\u9891\u7387\u4e5f\u4f1a\u76f8\u5e94\u66f4\u4f4e\uff0c\u7edf\u8ba1\u58f0\u5b66\u5de5\u5177\uff08EQ\u3001Dirac Live \u7b49\uff09\u751f\u6548\u7684\u9891\u7387\u8303\u56f4\u66f4\u5bbd<\/strong>\u2014\u2014\u8fd9\u662f\u9009\u5bf9 RT60 \u76ee\u6807\u66f2\u7ebf\u540e\u7684\u9644\u52a0\u6536\u76ca\uff0c\u800c\u4e0d\u662f\u5e94\u8be5\u53cd\u8fc7\u6765\u5355\u72ec\u53bb\u8ffd\u6c42\u7684\u8bbe\u8ba1\u76ee\u6807\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u8bb0\u4f4f\u8fd9\u4e09\u53e5\u8bdd\uff0c\u5c31\u6293\u4f4f\u4e86\u65bd\u7f57\u5fb7\u9891\u7387\u7684\u6838\u5fc3<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u7269\u7406\u672c\u8d28<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6a21\u6001\u5bc6\u5ea6 <img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=dN%2Fdf\" alt=\"dN\/df\"> \u968f\u9891\u7387\u5e73\u65b9\u589e\u957f\uff0c\u6a21\u6001\u91cd\u53e0\u6570 <img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=M(f)%20%3D%20(dN%2Fdf)%20%5Ccdot%20%5CDelta%20f\" alt=\"M(f) = (dN\/df) \\cdot \\Delta f\"> \u8fbe\u5230 3\uff0c\u5c31\u662f\u7edf\u8ba1\u58f0\u5b66\u5f00\u59cb\u6210\u7acb\u7684\u65bd\u7f57\u5fb7\u9891\u7387 <img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=f_s\" alt=\"f_s\">\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u623f\u95f4\u5c3a\u5bf8\u7684\u5f71\u54cd<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u623f\u95f4\u8d8a\u5927\u3001\u65bd\u7f57\u5fb7\u9891\u7387\u8d8a\u4f4e\uff1b\u6df7\u54cd\u65f6\u95f4 <img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=T_%7B60%7D\" alt=\"T_{60}\"> \u8d8a\u77ed\uff0c\u65bd\u7f57\u5fb7\u9891\u7387\u4e5f\u8d8a\u4f4e\u2014\u2014\u623f\u95f4\u8d8a\u5c0f\u3001\u5438\u58f0\u8d8a\u4e0d\u8db3\uff08<img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=T_%7B60%7D\" alt=\"T_{60}\"> \u504f\u957f\uff09\uff0c\u662f\u4f4e\u9891\u95ee\u9898\u5929\u751f\u66f4\u96be\u89e3\u51b3\u7684\u6570\u5b66\u6839\u6e90\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5904\u7406\u539f\u5219<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u65bd\u7f57\u5fb7\u9891\u7387\u4ee5\u4e0b\u9760\u7269\u7406\u58f0\u5b66\uff08\u4f4e\u9891\u9677\u9631 \/ \u591a\u70ae\u9635\u5217\uff09\uff0c\u4ee5\u4e0a\u624d\u8f6e\u5230 EQ \u4e0e DSP \u81ea\u52a8\u6821\u6b63\u771f\u6b63\u53d1\u6325\u7edf\u8ba1\u5b66\u610f\u4e49\u4e0a\u7684\u4f5c\u7528\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u7ed3\u8bed\uff1a\u4e00\u6761\u516c\u5f0f\uff0c\u5212\u6e05\u4e86&#8221;\u80fd\u8c03&#8221;\u548c&#8221;\u4e0d\u80fd\u778e\u8c03&#8221;\u7684\u8fb9\u754c<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u65bd\u7f57\u5fb7\u9891\u7387\u4e4b\u6240\u4ee5\u91cd\u8981\uff0c\u662f\u56e0\u4e3a\u5b83\u7ed9\u4e86\u5de5\u7a0b\u5e08\u4e00\u4e2a\u660e\u786e\u7684\u3001\u53ef\u8ba1\u7b97\u7684\u5224\u65ad\u4f9d\u636e\uff0c\u800c\u4e0d\u662f\u51ed\u7ecf\u9a8c&#8221;\u611f\u89c9\u54ea\u91cc\u8be5\u8c03\u54ea\u91cc&#8221;\u3002\u7406\u89e3\u4e86\u6a21\u6001\u5bc6\u5ea6\u968f\u9891\u7387\u5e73\u65b9\u589e\u957f\u3001\u6a21\u6001\u91cd\u53e0\u6570\u51b3\u5b9a\u58f0\u573a\u7edf\u8ba1\u7279\u6027\u8fd9\u5957\u5e95\u5c42\u903b\u8f91\uff0c\u4f60\u4f1a\u53d1\u73b0\u5bb6\u5ead\u5f71\u9662\u8bbe\u8ba1\u91cc\u5f88\u591a\u770b\u4f3c\u7ecf\u9a8c\u6027\u7684\u505a\u6cd5\u2014\u2014\u6bd4\u5982&#8221;\u5c0f\u623f\u95f4\u4f4e\u9891\u66f4\u96be\u641e\u5b9a&#8221;&#8221;DSP \u4e0d\u662f\u4e07\u80fd\u7684&#8221;&#8221;\u5927\u623f\u95f4\u8c03\u8bd5\u66f4\u5bb9\u6613\u51fa\u6548\u679c&#8221;\u2014\u2014\u80cc\u540e\u90fd\u6709\u4e25\u8c28\u7684\u6570\u5b66\u652f\u6491\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><th class=\"has-text-align-left\" data-align=\"left\">\u6982\u5ff5<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u516c\u5f0f<\/th><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\u6a21\u6001\u5bc6\u5ea6<\/td><td class=\"has-text-align-left\" data-align=\"left\"><img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=dN%2Fdf%20%3D%204%5Cpi%20Vf%5E2%2Fc%5E3%20%2B%20%5Cpi%20Sf%2F(2c%5E2)%20%2B%20L%2F(8c)\" alt=\"dN\/df = 4\\pi Vf^2\/c^3 + \\pi Sf\/(2c^2) + L\/(8c)\"><\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\u6a21\u6001\u91cd\u53e0\u6570\u5224\u636e<\/td><td class=\"has-text-align-left\" data-align=\"left\"><img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=M(f)%20%5Cgeq%203\" alt=\"M(f) \\geq 3\"> \u2192 \u7edf\u8ba1\u6269\u6563\u58f0\u573a\u6210\u7acb<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\u65bd\u7f57\u5fb7\u9891\u7387\u901f\u7b97<\/td><td class=\"has-text-align-left\" data-align=\"left\"><img decoding=\"async\" src=\"\/\/www.zhihu.com\/equation?tex=f_s%20%5Capprox%202000%5Csqrt%7BT_%7B60%7D%2FV%7D\" alt=\"f_s \\approx 2000\\sqrt{T_{60}\/V}\"><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u672c\u6587\u4f5c\u8005\uff1a<\/strong> \u5f20\u4e4b\u5f6c\uff0c\u6210\u90fd\u5b8f\u5a01\u89c6\u542c\u79d1\u6280\u6709\u9650\u516c\u53f8\u6280\u672f\u603b\u76d1\uff0cTHX \/ CEDIA \/ HAA 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[&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":209,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1,3],"tags":[],"class_list":["post-206","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized","category-audio-theory"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u6a21\u6001\u5bc6\u5ea6\u4e0e\u65bd\u7f57\u5fb7\u9891\u7387\uff1a\u5bb6\u5ead\u5f71\u9662\u4f4e\u9891\u4e3a\u4f55&quot;\u8c03\u4e0d\u5e73&quot;\u7684\u6570\u5b66\u6839\u6e90 - \u5f6c\u54e5\u61c2\u97f3\u54cd | \u6210\u90fd\u5bb6\u5ead\u5f71\u9662\u8bbe\u8ba1\u5b89\u88c5\u4e13\u5bb6<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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