{"id":365105,"date":"2026-03-12T09:20:06","date_gmt":"2026-03-12T08:20:06","guid":{"rendered":"https:\/\/freakuence.nl\/product\/vanderveen-ul40-s2p\/"},"modified":"2026-03-12T09:20:06","modified_gmt":"2026-03-12T08:20:06","slug":"vanderveen-ul40-s2p","status":"publish","type":"product","link":"https:\/\/freakuence.nl\/en\/product\/vanderveen-ul40-s2p\/","title":{"rendered":"Vanderveen uL40-s2p"},"content":{"rendered":"<div class=\"product-specifications-list\">\n<div class=\"specification-item row-header\"><span class=\"spec-content\"><strong>Description Freakuence!<\/strong><\/span><\/div>\n<div class=\"specification-item row-even\"><span class=\"spec-content\">Fantasy thing! Scratching behind the ears. Keeping money in the pocket. More for less. And more statements and thoughts like that are applicable. This thing makes music. Plays with power and conviction, and when do you notice it best&#8230;. At a large symphony orchestra. The circuit board plus components are brand new, the amp was completely rebuilt by a loving regular at the shop. Top transformers! These Vanderveen-designed Plitron transformers are highly regarded worldwide. New 6550 tubes have been used. Internally, L. Iefhebber used Siltech gold and silver wire. WBT silver solder was used to provide the circuit board with its connections. A TentLabs audio bias control (now set for the 6550). The TentLab bias control costs over 200 euros, and the TentLabs E-choke around 60 euros. Not to mention the rest. It is built in triode mode. Anyway, about the rest we would be silent.      <\/span><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Description Freakuence! Fantasy thing! Scratching behind the ears. Keeping money in the pocket. More for less. And more statements and thoughts like that are applicable. This thing makes music. Plays with power and conviction, and when do you notice it best&#8230;. At a large symphony orchestra. The circuit board plus components are brand new, the [&hellip;]<\/p>\n","protected":false},"featured_media":0,"template":"","meta":{"_acf_changed":false,"inline_featured_image":false},"product_brand":[],"product_cat":[1099],"product_tag":[],"class_list":{"0":"post-365105","1":"product","2":"type-product","3":"status-publish","5":"product_cat-all-products","7":"first","8":"instock","9":"sold-individually","10":"purchasable","11":"product-type-simple"},"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Vanderveen uL40-s2p | Freakuence!<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/freakuence.nl\/en\/product\/vanderveen-ul40-s2p\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Vanderveen uL40-s2p | Freakuence!\" \/>\n<meta property=\"og:description\" content=\"Description Freakuence! Fantasy thing! Scratching behind the ears. Keeping money in the pocket. More for less. And more statements and thoughts like that are applicable. This thing makes music. Plays with power and conviction, and when do you notice it best&#8230;. At a large symphony orchestra. The circuit board plus components are brand new, the [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/freakuence.nl\/en\/product\/vanderveen-ul40-s2p\/\" \/>\n<meta property=\"og:site_name\" content=\"Freakuence!\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/freakuence.nl\\\/en\\\/product\\\/vanderveen-ul40-s2p\\\/\",\"url\":\"https:\\\/\\\/freakuence.nl\\\/en\\\/product\\\/vanderveen-ul40-s2p\\\/\",\"name\":\"Vanderveen uL40-s2p | Freakuence!\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/freakuence.nl\\\/en\\\/#website\"},\"datePublished\":\"2026-03-12T08:20:06+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/freakuence.nl\\\/en\\\/product\\\/vanderveen-ul40-s2p\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/freakuence.nl\\\/en\\\/product\\\/vanderveen-ul40-s2p\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/freakuence.nl\\\/en\\\/product\\\/vanderveen-ul40-s2p\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/freakuence.nl\\\/en\\\/home-optimized-duplicate-295092\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Products\",\"item\":\"https:\\\/\\\/freakuence.nl\\\/en\\\/products\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Vanderveen uL40-s2p\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/freakuence.nl\\\/en\\\/#website\",\"url\":\"https:\\\/\\\/freakuence.nl\\\/en\\\/\",\"name\":\"Freakuence!\",\"description\":\"Freakuence!\",\"publisher\":{\"@id\":\"https:\\\/\\\/freakuence.nl\\\/en\\\/#organization\"},\"alternateName\":\"Freakuence\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/freakuence.nl\\\/en\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/freakuence.nl\\\/en\\\/#organization\",\"name\":\"Freakuence!\",\"url\":\"https:\\\/\\\/freakuence.nl\\\/en\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/freakuence.nl\\\/en\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/freakuence.nl\\\/wp-content\\\/uploads\\\/2022\\\/05\\\/Brown_3_RGB_Freakuence-1.png\",\"contentUrl\":\"https:\\\/\\\/freakuence.nl\\\/wp-content\\\/uploads\\\/2022\\\/05\\\/Brown_3_RGB_Freakuence-1.png\",\"width\":2560,\"height\":684,\"caption\":\"Freakuence!\"},\"image\":{\"@id\":\"https:\\\/\\\/freakuence.nl\\\/en\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.instagram.com\\\/freakuence_notorious_audio\\\/\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Vanderveen uL40-s2p | Freakuence!","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:\/\/freakuence.nl\/en\/product\/vanderveen-ul40-s2p\/","og_locale":"en_US","og_type":"article","og_title":"Vanderveen uL40-s2p | Freakuence!","og_description":"Description Freakuence! Fantasy thing! Scratching behind the ears. Keeping money in the pocket. More for less. And more statements and thoughts like that are applicable. This thing makes music. Plays with power and conviction, and when do you notice it best&#8230;. At a large symphony orchestra. The circuit board plus components are brand new, the [&hellip;]","og_url":"https:\/\/freakuence.nl\/en\/product\/vanderveen-ul40-s2p\/","og_site_name":"Freakuence!","twitter_card":"summary_large_image","schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/freakuence.nl\/en\/product\/vanderveen-ul40-s2p\/","url":"https:\/\/freakuence.nl\/en\/product\/vanderveen-ul40-s2p\/","name":"Vanderveen uL40-s2p | Freakuence!","isPartOf":{"@id":"https:\/\/freakuence.nl\/en\/#website"},"datePublished":"2026-03-12T08:20:06+00:00","breadcrumb":{"@id":"https:\/\/freakuence.nl\/en\/product\/vanderveen-ul40-s2p\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/freakuence.nl\/en\/product\/vanderveen-ul40-s2p\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/freakuence.nl\/en\/product\/vanderveen-ul40-s2p\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/freakuence.nl\/en\/home-optimized-duplicate-295092\/"},{"@type":"ListItem","position":2,"name":"Products","item":"https:\/\/freakuence.nl\/en\/products\/"},{"@type":"ListItem","position":3,"name":"Vanderveen uL40-s2p"}]},{"@type":"WebSite","@id":"https:\/\/freakuence.nl\/en\/#website","url":"https:\/\/freakuence.nl\/en\/","name":"Freakuence!","description":"Freakuence!","publisher":{"@id":"https:\/\/freakuence.nl\/en\/#organization"},"alternateName":"Freakuence","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/freakuence.nl\/en\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/freakuence.nl\/en\/#organization","name":"Freakuence!","url":"https:\/\/freakuence.nl\/en\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/freakuence.nl\/en\/#\/schema\/logo\/image\/","url":"https:\/\/freakuence.nl\/wp-content\/uploads\/2022\/05\/Brown_3_RGB_Freakuence-1.png","contentUrl":"https:\/\/freakuence.nl\/wp-content\/uploads\/2022\/05\/Brown_3_RGB_Freakuence-1.png","width":2560,"height":684,"caption":"Freakuence!"},"image":{"@id":"https:\/\/freakuence.nl\/en\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.instagram.com\/freakuence_notorious_audio\/"]}]}},"_links":{"self":[{"href":"https:\/\/freakuence.nl\/en\/wp-json\/wp\/v2\/product\/365105","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/freakuence.nl\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/freakuence.nl\/en\/wp-json\/wp\/v2\/types\/product"}],"wp:attachment":[{"href":"https:\/\/freakuence.nl\/en\/wp-json\/wp\/v2\/media?parent=365105"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/freakuence.nl\/en\/wp-json\/wp\/v2\/product_brand?post=365105"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/freakuence.nl\/en\/wp-json\/wp\/v2\/product_cat?post=365105"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/freakuence.nl\/en\/wp-json\/wp\/v2\/product_tag?post=365105"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}