{"id":26373,"date":"2010-05-14T14:20:08","date_gmt":"2010-05-14T12:20:08","guid":{"rendered":"http:\/\/cyberfarm-wp.flywheelsites.com\/?product=a-designs-peq"},"modified":"2026-02-13T12:48:06","modified_gmt":"2026-02-13T11:48:06","slug":"a-designs-peq","status":"publish","type":"product","link":"https:\/\/cyberfarm.dk\/en\/a-designs-peq\/","title":{"rendered":"A-Designs PEQ"},"content":{"rendered":"
\n

A-Designs PEQ - 500 Series Passive Equaliser<\/h2>\n

The A-Designs PEQ<\/strong> is a 500 Series passive equaliser<\/strong> inspired by the iconic Pultec EQP-1A design, offering silky-smooth tone shaping and vintage analogue warmth in a compact module.
\nDesigned with custom-wound transformers and all-discrete Class A circuitry, the PEQ brings classic tube-style EQ curves<\/strong> and natural musical response to your modern 500 Series rack - ideal for mixing, mastering, and tracking applications that demand character and detail.
\nIt's the perfect blend of old-school tonal beauty and modern reliability<\/strong>.<\/p>\n

 <\/p>\n

Key Features<\/h3>\n
    \n
  • 500 Series passive equaliser<\/strong> modelled after the classic Pultec-style EQ topology.<\/li>\n
  • Discrete Class A solid-state makeup gain stage<\/strong> for low noise and high headroom.<\/li>\n
  • Custom Cinemag transformers<\/strong> for analogue depth, warmth, and harmonic richness.<\/li>\n
  • Independent boost and cut controls<\/strong> for both low and high bands - enabling the famous \u201cPultec trick.\u201d<\/li>\n
  • Wide, musical curves<\/strong> ideal for mastering and mix bus applications.<\/li>\n
  • Switchable frequency selections<\/strong> for precise control of lows and highs.<\/li>\n
  • Transformer-balanced input and output<\/strong> for professional signal integrity.<\/li>\n
  • Hand-built in the USA<\/strong> using premium-grade components.<\/li>\n<\/ul>\n

     <\/p>\n

    Applications<\/h3>\n
      \n
    • Vocals:<\/strong> Add smooth air and polish with gentle top-end boosts.<\/li>\n
    • Mix Bus:<\/strong> Enhance warmth and clarity with wide, natural EQ curves.<\/li>\n
    • Bass & Kick Drum:<\/strong> Sculpt low frequencies with power and precision.<\/li>\n
    • Acoustic Instruments:<\/strong> Bring body and shimmer to guitars, pianos, and strings.<\/li>\n<\/ul>\n

       <\/p>\n

      Technical Specifications<\/h3>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
      Unit Type<\/th>\n500 Series Passive Equaliser<\/td>\n<\/tr>\n
      Circuit Type<\/th>\nPassive EQ with Class A discrete solid-state makeup gain<\/td>\n<\/tr>\n
      Transformers<\/th>\nCustom Cinemag input and output transformers<\/td>\n<\/tr>\n
      Frequency Bands<\/th>\nLow shelf (boost\/cut), high shelf (boost\/cut), high cut<\/td>\n<\/tr>\n
      Low Frequency Selections<\/th>\n20 Hz, 30 Hz, 60 Hz, 100 Hz<\/td>\n<\/tr>\n
      High Frequency Boost<\/th>\n3, 4, 5, 8, 10, 12, 16 kHz<\/td>\n<\/tr>\n
      High Frequency Attenuation<\/th>\n5, 10, 20 kHz<\/td>\n<\/tr>\n
      Boost\/Cut Range<\/th>\nUp to \u00b112 dB per band<\/td>\n<\/tr>\n
      Input\/Output<\/th>\nTransformer-balanced, 500 Series backplane<\/td>\n<\/tr>\n
      THD + N<\/th>\n< 0.05% @ +20 dBu<\/td>\n<\/tr>\n
      Power Requirement<\/th>\nStandard 500 Series rack \u00b116V DC<\/td>\n<\/tr>\n
      Format<\/th>\nSingle-slot 500 Series module<\/td>\n<\/tr>\n
      Origin<\/th>\nHand-built in the USA by A-Designs Audio<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

       <\/p>\n

      Why Choose the A-Designs PEQ?<\/h3>\n

      The A-Designs PEQ<\/strong> delivers the legendary tone-shaping character<\/strong> of vintage passive EQs in a modern, space-saving 500 Series format.
      \nIts combination of silky highs, punchy lows, and transformer saturation<\/strong> makes it perfect for adding analogue warmth and dimension to any track or mix.
      \nWhether you're mastering, mixing, or tracking, the PEQ brings effortless musicality and detail<\/strong> to every source - with the unmistakable A-Designs craftsmanship.<\/p>\n<\/section>","protected":false},"excerpt":{"rendered":"

      A-Designs PEQ \u2013 500 Series Passive Equalizer The A-Designs PEQ is a 500 Series passive equalizer inspired by the iconic Pultec EQP-1A design, offering silky-smooth tone shaping and vintage analog warmth in a compact module. Designed with custom-wound transformers and all-discrete Class A circuitry, the PEQ brings classic tube-style EQ curves and natural musical response […]\n","protected":false},"featured_media":70024,"template":"","meta":{"_seopress_titles_title":"%%post_title%%","_seopress_titles_desc":"%%post_excerpt%%","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"none","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"both","_seopress_redirections_param":"","_seopress_redirections_type":301,"_seopress_analysis_target_kw":"A-Designs PEQ,PEQ 500 Series,A-Designs equalizer,passive EQ,Pultec-style EQ,transformer EQ,analog mastering EQ,Class A solid-state EQ,Cinemag transformer equalizer,handmade in USA","_seopress_news_disabled":"","_seopress_video_disabled":"","_seopress_video":[],"_seopress_pro_schemas_manual":[],"_seopress_pro_rich_snippets_disable_all":"","_seopress_pro_rich_snippets_disable":[],"_seopress_pro_schemas":[]},"product_brand":[4087],"product_cat":[1828,1830],"product_tag":[],"class_list":["post-26373","product","type-product","status-publish","has-post-thumbnail","product_brand-a-designs","product_cat-500-series","product_cat-equalizer","first","onbackorder","taxable","shipping-taxable","purchasable","product-type-simple"],"publishpress_future_action":{"enabled":false,"date":"2026-06-13 10:30:52","action":"change-status","newStatus":"draft","terms":[],"taxonomy":"product_tag","extraData":[]},"publishpress_future_workflow_manual_trigger":{"enabledWorkflows":[]},"_links":{"self":[{"href":"https:\/\/cyberfarm.dk\/en\/wp-json\/wp\/v2\/product\/26373","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cyberfarm.dk\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/cyberfarm.dk\/en\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cyberfarm.dk\/en\/wp-json\/wp\/v2\/media\/70024"}],"wp:attachment":[{"href":"https:\/\/cyberfarm.dk\/en\/wp-json\/wp\/v2\/media?parent=26373"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/cyberfarm.dk\/en\/wp-json\/wp\/v2\/product_brand?post=26373"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/cyberfarm.dk\/en\/wp-json\/wp\/v2\/product_cat?post=26373"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/cyberfarm.dk\/en\/wp-json\/wp\/v2\/product_tag?post=26373"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}