{"product_id":"esoteric-grandioso-ps1-external-power-supply","title":"Esoteric Grandioso-PS1 External Power Supply","description":"\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-8 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003eEsoteric Grandioso PS1 External Power Supply\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eEsoteric Grandioso PS1\u003c\/strong\u003e is a reference-grade external power supply engineered exclusively for the \u003cstrong\u003eGrandioso K1X SE Super Audio CD Player\u003c\/strong\u003e and \u003cstrong\u003eGrandioso N1 Network Streaming Player\/DAC\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eDesigned to further elevate Esoteric’s Master Sound Discrete DAC performance, the PS1 provides exceptionally clean and stable power to the analog circuitry. The result is greater clarity, improved separation, lower noise, richer tonal expression, and an even more realistic musical presentation.\u003c\/p\u003e\n\u003ch3\u003eFour Independent Power Transformers\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the Grandioso PS1 are \u003cstrong\u003efour powerful independent power transformers\u003c\/strong\u003e. Separate transformers supply the D\/A conversion and buffer amplifier stages for the left and right channels, creating a highly optimized dual-mono power architecture.\u003c\/p\u003e\n\u003cp\u003eThis expanded power supply dramatically reduces interference between circuits while providing substantial DC power reserves for improved dynamics, resolution, and signal-to-noise performance\u003c\/p\u003e\n\u003cdiv class=\"future_description\"\u003e\n\u003cdiv class=\"pc-dsp\"\u003e\n\u003cfigure class=\"col-sm-12\"\u003e\u003cimg alt=\"Grandioso PS1\" class=\"img-responsive\" src=\"https:\/\/www.esoteric.jp\/images\/products\/_esoteric\/ps1\/ps1_illust_01b_en_pc.jpg\" width=\"100%\"\u003e\u003c\/figure\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"future_description\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e.\u003c\/p\u003e\n\u003ch3\u003eEnhanced Digital \u0026amp; Analog Separation\u003c\/h3\u003e\n\u003cp\u003eWhen the PS1 is connected to a \u003cstrong\u003eGrandioso K1X SE or Grandioso N1\u003c\/strong\u003e, the source component's internal analog power transformers are shut down.\u003c\/p\u003e\n\u003cp\u003eThe PS1 then provides dedicated high-quality DC power to the analog circuitry, while the source component's internal power supply remains dedicated to its digital and mechanical\/network sections.\u003c\/p\u003e\n\u003cp\u003eThis separation minimizes electrical interference, transformer vibration, and magnetic flux around sensitive analog circuitry, allowing the system to reproduce music with greater transparency and precision.\u003c\/p\u003e\n\u003ch3\u003eHigh-Rigidity Chassis Construction\u003c\/h3\u003e\n\u003cp\u003eFour large transformers require exceptional mechanical isolation. Esoteric utilizes a \u003cstrong\u003edual-layer internal chassis\u003c\/strong\u003e to physically separate the transformers from other electrical components.\u003c\/p\u003e\n\u003cp\u003eA heavyweight aluminum enclosure and Esoteric's proprietary \u003cstrong\u003epinpoint feet\u003c\/strong\u003e further suppress unwanted vibration and provide an extremely stable mechanical foundation for the power supply.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/www.esoteric.jp\/images\/products\/_esoteric\/ps1\/ps1_interior2.jpg\" alt=\"Grandioso PS1\"\u003e\u003c\/p\u003e\n\u003ch3\u003eUltra-Thick DC Power Cables\u003c\/h3\u003e\n\u003cp\u003eIndependent left and right DC outputs feature robust die-cast aluminum connectors and are supplied with \u003cstrong\u003etwo ultra-thick 1-meter DC power cables\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe high-capacity connections help maintain exceptionally stable power delivery between the Grandioso PS1 and the connected source component.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cdiv class=\"group TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003eSpecification\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eExternal High-Performance Power Supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Models\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGrandioso K1X SE \/ Grandioso N1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Transformers\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 Independent Transformers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e17 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions (W × H × D)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e445 × 132 × 452 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e23.7 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAC 120V 60Hz \/ AC 220–240V 50\/60Hz \/ AC 220V 60Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIncluded Accessories\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAC power cord × 1, DC power cords × 2, owner's manual × 1, warranty card × 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eExpert Advice from The Grid HiFi\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eNot sure if the Grandioso PS1 is the right upgrade for your Esoteric system?\u003c\/strong\u003e The Grid HiFi can help you evaluate system compatibility, component matching, and the best upgrade path for your reference audio system.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eContact The Grid HiFi for expert advice, availability, and more information about the Esoteric Grandioso series.\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden has-[\u0026gt;_:empty]:hidden\"\u003e\n\u003cdiv class=\"text-center\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1\"\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Esoteric","offers":[{"title":"Default Title","offer_id":54695627129169,"sku":null,"price":18500.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1047\/7178\/0945\/files\/PS1.png?v=1787759238","url":"https:\/\/gridhifi.com\/products\/esoteric-grandioso-ps1-external-power-supply","provider":"The Grid","version":"1.0","type":"link"}