{"id":13965,"date":"2024-12-25T15:15:49","date_gmt":"2024-12-25T15:15:49","guid":{"rendered":"https:\/\/highend.am\/product\/tube-box-s2\/"},"modified":"2025-07-26T14:13:51","modified_gmt":"2025-07-26T14:13:51","slug":"tube-box-s2","status":"publish","type":"product","link":"https:\/\/highend.am\/hy\/product\/tube-box-s2\/","title":{"rendered":"Tube Box S2"},"content":{"rendered":"<p>Suitable for MM and MC cartridges<br \/>\nPrecise RIAA equalisation in two parts, passive\/active<br \/>\nFully discreet circuit design without OpAmps<br \/>\n2x ECC83 tubes (replaceable)<br \/>\nFront-sided Subsonic filter button<br \/>\nFront-sided Gain control<br \/>\nUltra low noise circuitry with FET input stage<br \/>\nDual mono circuitry for optimized channel separation<br \/>\nPolystyrene capacitors used where possible<\/p>\n<p>Tubes 2 x ECC83 (12AX 7A)<br \/>\nInput impedance 10 ohms, 100 ohms, 1 kohm, 2 kohms<br \/>\nInput capacitance\/impedance 47pF, 147pF, 267pF, 367 pF, 487 pF and 587 pF* \/ 47 kohms, Together with other input impedance settings without any influence!<br \/>\nInput gain 40 dB, 43 dB \/ 50 dB, 60 dB und 63 dB<br \/>\nNoise floor 80 dB (A weighted) at 40 dB input gain, 75dB (A weighted) at 50 dB and 63 dB input gain<br \/>\nTHD &lt;0.02% at 40 dB input gain &lt;0.05% at 50 dB and 63 dB input gain<br \/>\nRIAA-equalisation curve accuracy +\/- 0.4 dB\/20 Hz &#8211; 20 kHz<br \/>\nSubsonic filter at 20 Hz with 18 dB\/octave<br \/>\nInput 1 pair RCA\/phono sockets<br \/>\nLine-level output 1 pair RCA\/phono sockets<br \/>\nOutboard power supply 18 V \/ 1.000 mA DC, suitable for your country&#8217;s mains supply<br \/>\nPower consumption 470 mA DC, &lt;1W in standby<br \/>\nDimensions W x H x D with sockets 103 x 73 x 131 mm<br \/>\nWeight 410 g without power supply<br \/>\nGold-plated RCA in- and outputs<br \/>\nExternal power adaptor and multiple internal power supplies<br \/>\nWell-filtrated high-voltage anode power supply<br \/>\nSandwich alu\/metal casing protects from vibrations and electromagnetic interference<br \/>\nAvailable in silver or black.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tube phono-preamplifier<br \/>\nInnovative miniature sized phono preamplifier with tube output and high end sound!<\/p>\n<p>Available in: Black, White<\/p>\n<p><strong>[html_block id=\"1953\"]<\/strong><\/p>\n","protected":false},"featured_media":13314,"template":"","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_uf_show_specific_survey":0,"_uf_disable_surveys":false},"product_brand":[],"product_cat":[185,191],"product_tag":[],"class_list":{"0":"post-13965","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-turntables-accessories-hy","7":"product_cat-phono-corrector-hy-turntables-accessories-hy","9":"first","10":"instock","11":"shipping-taxable","12":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Buy \u054e\u056b\u0576\u056b\u056c\u0561\u0575\u056b\u0576 \u0576\u057e\u0561\u0563\u0561\u0580\u056f\u056b\u0579\u0576\u0565\u0580 \u0587 \u0561\u0584\u057d\u0565\u057d\u0578\u0582\u0561\u0580\u0576\u0565\u0580, \u0541\u0561\u0575\u0576\u056b \u056f\u0561\u0580\u0563\u0561\u057e\u0578\u0580\u056b\u0579 Tube Box S2 - Highend.am<\/title>\n<meta name=\"description\" content=\"Tube phono-preamplifier Innovative miniature sized phono preamplifier with tube output and high end sound!  Available in: Black, White Learn More Here\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/highend.am\/hy\/product\/tube-box-s2\/\" \/>\n<meta property=\"og:locale\" content=\"hy_AM\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Buy \u054e\u056b\u0576\u056b\u056c\u0561\u0575\u056b\u0576 \u0576\u057e\u0561\u0563\u0561\u0580\u056f\u056b\u0579\u0576\u0565\u0580 \u0587 \u0561\u0584\u057d\u0565\u057d\u0578\u0582\u0561\u0580\u0576\u0565\u0580, \u0541\u0561\u0575\u0576\u056b \u056f\u0561\u0580\u0563\u0561\u057e\u0578\u0580\u056b\u0579 Tube Box S2 - Highend.am\" \/>\n<meta property=\"og:description\" content=\"Tube phono-preamplifier Innovative miniature sized phono preamplifier with tube output and high end sound!  Available in: Black, White Learn More Here\" \/>\n<meta property=\"og:url\" content=\"https:\/\/highend.am\/hy\/product\/tube-box-s2\/\" \/>\n<meta property=\"og:site_name\" content=\"Highend.am\" \/>\n<meta property=\"article:modified_time\" content=\"2025-07-26T14:13:51+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/highend.am\/wp-content\/uploads\/2024\/12\/Tube-Box-S2-2.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1536\" \/>\n\t<meta property=\"og:image:height\" content=\"1037\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/highend.am\/hy\/product\/tube-box-s2\/\",\"url\":\"https:\/\/highend.am\/hy\/product\/tube-box-s2\/\",\"name\":\"Buy \u054e\u056b\u0576\u056b\u056c\u0561\u0575\u056b\u0576 \u0576\u057e\u0561\u0563\u0561\u0580\u056f\u056b\u0579\u0576\u0565\u0580 \u0587 \u0561\u0584\u057d\u0565\u057d\u0578\u0582\u0561\u0580\u0576\u0565\u0580, \u0541\u0561\u0575\u0576\u056b \u056f\u0561\u0580\u0563\u0561\u057e\u0578\u0580\u056b\u0579 Tube Box S2 - Highend.am\",\"isPartOf\":{\"@id\":\"https:\/\/highend.am\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/highend.am\/hy\/product\/tube-box-s2\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/highend.am\/hy\/product\/tube-box-s2\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/highend.am\/wp-content\/uploads\/2024\/12\/Tube-Box-S2-2.jpg\",\"datePublished\":\"2024-12-25T15:15:49+00:00\",\"dateModified\":\"2025-07-26T14:13:51+00:00\",\"description\":\"Tube phono-preamplifier Innovative miniature sized phono preamplifier with tube output and high end sound! Available in: Black, White Learn More Here\",\"breadcrumb\":{\"@id\":\"https:\/\/highend.am\/hy\/product\/tube-box-s2\/#breadcrumb\"},\"inLanguage\":\"hy-AM\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/highend.am\/hy\/product\/tube-box-s2\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"hy-AM\",\"@id\":\"https:\/\/highend.am\/hy\/product\/tube-box-s2\/#primaryimage\",\"url\":\"https:\/\/highend.am\/wp-content\/uploads\/2024\/12\/Tube-Box-S2-2.jpg\",\"contentUrl\":\"https:\/\/highend.am\/wp-content\/uploads\/2024\/12\/Tube-Box-S2-2.jpg\",\"width\":1536,\"height\":1037},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/highend.am\/hy\/product\/tube-box-s2\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u0533\u056c\u056d\u0561\u057e\u0578\u0580\",\"item\":\"https:\/\/highend.am\/hy\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"\u053f\u0561\u057f\u0561\u056c\u0578\u0563\",\"item\":\"https:\/\/highend.am\/hy\/shop\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Tube Box S2\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/highend.am\/#website\",\"url\":\"https:\/\/highend.am\/\",\"name\":\"Highend.am\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\/\/highend.am\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/highend.am\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"hy-AM\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/highend.am\/#organization\",\"name\":\"highend.am\",\"url\":\"https:\/\/highend.am\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"hy-AM\",\"@id\":\"https:\/\/highend.am\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/highend.am\/wp-content\/uploads\/2025\/01\/high-end-seo-small.png\",\"contentUrl\":\"https:\/\/highend.am\/wp-content\/uploads\/2025\/01\/high-end-seo-small.png\",\"width\":670,\"height\":670,\"caption\":\"highend.am\"},\"image\":{\"@id\":\"https:\/\/highend.am\/#\/schema\/logo\/image\/\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Buy \u054e\u056b\u0576\u056b\u056c\u0561\u0575\u056b\u0576 \u0576\u057e\u0561\u0563\u0561\u0580\u056f\u056b\u0579\u0576\u0565\u0580 \u0587 \u0561\u0584\u057d\u0565\u057d\u0578\u0582\u0561\u0580\u0576\u0565\u0580, \u0541\u0561\u0575\u0576\u056b \u056f\u0561\u0580\u0563\u0561\u057e\u0578\u0580\u056b\u0579 Tube Box S2 - Highend.am","description":"Tube phono-preamplifier Innovative miniature sized phono preamplifier with tube output and high end sound!  Available in: Black, White Learn More Here","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/highend.am\/hy\/product\/tube-box-s2\/","og_locale":"hy_AM","og_type":"article","og_title":"Buy \u054e\u056b\u0576\u056b\u056c\u0561\u0575\u056b\u0576 \u0576\u057e\u0561\u0563\u0561\u0580\u056f\u056b\u0579\u0576\u0565\u0580 \u0587 \u0561\u0584\u057d\u0565\u057d\u0578\u0582\u0561\u0580\u0576\u0565\u0580, \u0541\u0561\u0575\u0576\u056b \u056f\u0561\u0580\u0563\u0561\u057e\u0578\u0580\u056b\u0579 Tube Box S2 - Highend.am","og_description":"Tube phono-preamplifier Innovative miniature sized phono preamplifier with tube output and high end sound!  Available in: Black, White Learn More Here","og_url":"https:\/\/highend.am\/hy\/product\/tube-box-s2\/","og_site_name":"Highend.am","article_modified_time":"2025-07-26T14:13:51+00:00","og_image":[{"width":1536,"height":1037,"url":"https:\/\/highend.am\/wp-content\/uploads\/2024\/12\/Tube-Box-S2-2.jpg","type":"image\/jpeg"}],"twitter_card":"summary_large_image","twitter_misc":{"Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/highend.am\/hy\/product\/tube-box-s2\/","url":"https:\/\/highend.am\/hy\/product\/tube-box-s2\/","name":"Buy \u054e\u056b\u0576\u056b\u056c\u0561\u0575\u056b\u0576 \u0576\u057e\u0561\u0563\u0561\u0580\u056f\u056b\u0579\u0576\u0565\u0580 \u0587 \u0561\u0584\u057d\u0565\u057d\u0578\u0582\u0561\u0580\u0576\u0565\u0580, \u0541\u0561\u0575\u0576\u056b \u056f\u0561\u0580\u0563\u0561\u057e\u0578\u0580\u056b\u0579 Tube Box S2 - Highend.am","isPartOf":{"@id":"https:\/\/highend.am\/#website"},"primaryImageOfPage":{"@id":"https:\/\/highend.am\/hy\/product\/tube-box-s2\/#primaryimage"},"image":{"@id":"https:\/\/highend.am\/hy\/product\/tube-box-s2\/#primaryimage"},"thumbnailUrl":"https:\/\/highend.am\/wp-content\/uploads\/2024\/12\/Tube-Box-S2-2.jpg","datePublished":"2024-12-25T15:15:49+00:00","dateModified":"2025-07-26T14:13:51+00:00","description":"Tube phono-preamplifier Innovative miniature sized phono preamplifier with tube output and high end sound! Available in: Black, White Learn More Here","breadcrumb":{"@id":"https:\/\/highend.am\/hy\/product\/tube-box-s2\/#breadcrumb"},"inLanguage":"hy-AM","potentialAction":[{"@type":"ReadAction","target":["https:\/\/highend.am\/hy\/product\/tube-box-s2\/"]}]},{"@type":"ImageObject","inLanguage":"hy-AM","@id":"https:\/\/highend.am\/hy\/product\/tube-box-s2\/#primaryimage","url":"https:\/\/highend.am\/wp-content\/uploads\/2024\/12\/Tube-Box-S2-2.jpg","contentUrl":"https:\/\/highend.am\/wp-content\/uploads\/2024\/12\/Tube-Box-S2-2.jpg","width":1536,"height":1037},{"@type":"BreadcrumbList","@id":"https:\/\/highend.am\/hy\/product\/tube-box-s2\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u0533\u056c\u056d\u0561\u057e\u0578\u0580","item":"https:\/\/highend.am\/hy\/"},{"@type":"ListItem","position":2,"name":"\u053f\u0561\u057f\u0561\u056c\u0578\u0563","item":"https:\/\/highend.am\/hy\/shop\/"},{"@type":"ListItem","position":3,"name":"Tube Box S2"}]},{"@type":"WebSite","@id":"https:\/\/highend.am\/#website","url":"https:\/\/highend.am\/","name":"Highend.am","description":"","publisher":{"@id":"https:\/\/highend.am\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/highend.am\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"hy-AM"},{"@type":"Organization","@id":"https:\/\/highend.am\/#organization","name":"highend.am","url":"https:\/\/highend.am\/","logo":{"@type":"ImageObject","inLanguage":"hy-AM","@id":"https:\/\/highend.am\/#\/schema\/logo\/image\/","url":"https:\/\/highend.am\/wp-content\/uploads\/2025\/01\/high-end-seo-small.png","contentUrl":"https:\/\/highend.am\/wp-content\/uploads\/2025\/01\/high-end-seo-small.png","width":670,"height":670,"caption":"highend.am"},"image":{"@id":"https:\/\/highend.am\/#\/schema\/logo\/image\/"}}]}},"_links":{"self":[{"href":"https:\/\/highend.am\/hy\/wp-json\/wp\/v2\/product\/13965","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/highend.am\/hy\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/highend.am\/hy\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/highend.am\/hy\/wp-json\/wp\/v2\/media\/13314"}],"wp:attachment":[{"href":"https:\/\/highend.am\/hy\/wp-json\/wp\/v2\/media?parent=13965"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/highend.am\/hy\/wp-json\/wp\/v2\/product_brand?post=13965"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/highend.am\/hy\/wp-json\/wp\/v2\/product_cat?post=13965"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/highend.am\/hy\/wp-json\/wp\/v2\/product_tag?post=13965"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}