{"id":139164,"date":"2023-10-24T17:46:18","date_gmt":"2023-10-24T16:46:18","guid":{"rendered":"https:\/\/www.techweekmag.com\/?p=139164"},"modified":"2023-10-24T19:02:46","modified_gmt":"2023-10-24T18:02:46","slug":"accuphase-dp-45-new-cd-player-with-enhanced-noise-and-vibration-protection","status":"publish","type":"post","link":"https:\/\/www.stereoindex.com\/tech\/hi-fi\/accuphase-dp-45-new-cd-player-with-enhanced-noise-and-vibration-protection\/","title":{"rendered":"Accuphase DP-45: New CD player with Enhanced Noise and Vibration Protection"},"content":{"rendered":"<p>Accuphase has\u00a0unveiled the\u00a0DP-450 CD player, the successor to the high-end\u00a0DP-570\u00a0SACD \/ CD player technology\u00a0and the successor to the DP-430.<\/p>\n<p>The device was seriously updated &#8211; a newly developed drive mechanism was installed, and the chassis frame was also replaced.\u00a0Previously, it was 7-section, but now there are only two sections left: the digital circuit is on the right, and the analog circuit is on the left.\u00a0Moreover, each block is placed so that the signal path is as short as possible.<\/p>\n<figure><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.stereoindex.com\/tech\/wp-content\/uploads\/2021\/12\/185_techweek.jpg\" width=\"1900\" height=\"701\" \/><figcaption><\/figcaption><\/figure>\n<p>According to the manufacturer, special attention was paid to the suppression of noise and vibration during the development of the DP-450.\u00a0The special viscoelastic dampers use new materials and shapes &#8211; according to Accuphase, as a result, external vibrations now affect the laser sensor by 50% less.\u00a0At the same time, the reading accuracy of the DP-450 has increased tenfold.<\/p>\n<p>&nbsp;<\/p>\n<p>The new product has a 32-bit DAC Hyper Stream ES9026PRO from ESS Technology.\u00a0In total, the DP-450 uses four parallel DACs per channel in a fully balanced structure, according to the improved proprietary Accuphase MDS (MultipleDeltaSigma +) technology.<\/p>\n<figure><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.stereoindex.com\/tech\/wp-content\/uploads\/2021\/12\/186_techweek.jpg\" width=\"1920\" height=\"1387\" \/><figcaption><\/figcaption><\/figure>\n<p>&nbsp;<\/p>\n<p>As a result, the signal-to-noise ratio in the DP-450 reached 119 dB.\u00a0The novelty has received coaxial, optical and USB inputs, the latter accepting up to 32 bit \/ 384 kHz PCM or 11.2896 MHz DSD.<\/p>\n<p>As a CD transport, the DP-450 outputs a digital signal to the coaxial and optical outputs.\u00a0And since the DAC and CD-player sections can work separately, you can easily connect, for example, an\u00a0Accuphase DG-68 digital equalizer between them\u00a0.<\/p>\n<figure><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.stereoindex.com\/tech\/wp-content\/uploads\/2021\/12\/187_techweek.jpg\" width=\"1656\" height=\"647\" \/><figcaption><\/figcaption><\/figure>\n<p><a href=\"https:\/\/www.accuphase.com\/model\/dp-450.html\" target=\"_blank\" rel=\"noopener\">The DP-450<\/a> displays the operating parameters on the front display, and it is convenient to control the device using the complete remote control.\u00a0In terms of design, this is a typical representative of the Accuphase catalog.<\/p>\n<p>[ratemypost]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Accuphase has\u00a0unveiled the\u00a0DP-450 CD player, the successor to the high-end\u00a0DP-570\u00a0SACD \/ CD player technology\u00a0and the successor to the DP-430. The device was seriously updated &#8211; a newly developed drive mechanism was installed, and the chassis frame was also replaced.\u00a0Previously, it was 7-section, but now there are only two sections left: the digital circuit is on [&hellip;] <a class=\"g1-link g1-link-more\" href=\"https:\/\/www.stereoindex.com\/tech\/hi-fi\/accuphase-dp-45-new-cd-player-with-enhanced-noise-and-vibration-protection\/\">More<\/a><\/p>\n","protected":false},"author":10404,"featured_media":139165,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[642],"tags":[779],"class_list":{"0":"post-139164","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-hi-fi","8":"tag-news"},"acf":[],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/posts\/139164","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/users\/10404"}],"replies":[{"embeddable":true,"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/comments?post=139164"}],"version-history":[{"count":0,"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/posts\/139164\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/media\/139165"}],"wp:attachment":[{"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/media?parent=139164"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/categories?post=139164"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.stereoindex.com\/tech\/wp-json\/wp\/v2\/tags?post=139164"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}