{"product_id":"hedd-heddphone-one-429529","title":"HEDDphone ONE","description":"\u003ch3\u003eHEDDphone ONE: HEDD's AMT, from monitors to reference headphones\u003c\/h3\u003e\u003cbr \/\u003eFounded in Berlin in 2015 by Klaus Heinz and Dr. Frederik Knop, HEDD (Heinz ElectroDynamic Designs) first made its mark in studio monitoring with its AMT tweeters. With the \u003cstrong\u003eHEDDphone ONE\u003c\/strong\u003e, the brand transposes this technological signature into a headphone format, aiming for reference listening for professionals as well as demanding audiophiles. This \"full-range AMT\" approach stands out from dynamic, planar, or electrostatic drivers by delivering a reproduction focused on speed, micro-dynamics, and airiness.\u003cbr \/\u003e\u003cbr \/\u003e\u003ch3\u003eAn open-back headphone for mixing, mastering, and critical analysis\u003c\/h3\u003e\u003cbr \/\u003eThe HEDDphone ONE targets sound engineers, producers, and creators who want to \u003cstrong\u003ehear details without artifices\u003c\/strong\u003e: reverb placement, depth of layers, treble balance, transient texture, attack precision. Its open design promotes long listening sessions, with a spacious soundstage and a sense of space close to speaker listening.\u003cbr \/\u003e\u003cbr \/\u003eWith an efficiency of \u003cstrong\u003e87 dB SPL at 1 mW\u003c\/strong\u003e, it reveals its full potential with a \u003cstrong\u003esolid headphone amplifier\u003c\/strong\u003e: ideally plan for an amp capable of delivering at least \u003cstrong\u003e1 W at 32 ohms\u003c\/strong\u003e to maintain impact, headroom, and control in the bass.\u003cbr \/\u003e\u003cbr \/\u003e\u003ch3\u003eAMT + VVT: transient speed, treble extension, realism\u003c\/h3\u003e\u003cbr \/\u003eAt the heart of the HEDDphone ONE is an \u003cstrong\u003eAMT\u003c\/strong\u003e driver based on a pleated Kapton diaphragm placed in a magnetic field. The principle: air is sucked and compressed through each fold, which accelerates air movement and improves responsiveness. The result: a sensation of \u003cstrong\u003eprecision\u003c\/strong\u003e and \u003cstrong\u003eclarity\u003c\/strong\u003e particularly useful for judging compression, de-essing, or the brightness of a voice without artificial harshness.\u003cbr \/\u003e\u003cbr \/\u003e\u003ch4\u003eVVT: a more homogeneous response across the entire band\u003c\/h4\u003e\u003cbr \/\u003eTo achieve a smoother curve across the spectrum, HEDD refined the AMT architecture with specific geometries and a system of variable-sized folds, called \u003cstrong\u003eVariable Velocity Transformation\u003c\/strong\u003e. This optimization contributes to coherent listening, with high definition, natural timbre, and stable spatialization.\u003cbr \/\u003e\u003cbr \/\u003e\u003ch4\u003eSymmetrical connectivity and premium comfort\u003c\/h4\u003e\u003cbr \/\u003eThe \u003cstrong\u003e4-pin symmetrical mini-XLR\u003c\/strong\u003e connection meets the standards of high-end studio setups. The ear pads made from premium vegan materials combine softness and durability for extended sessions while maintaining good stability on the head.\n\n\u003ch2\u003eTechnical specifications\u003c\/h2\u003e\n\u003cstyle\u003e@media(max-width:632px){table[data-wb-spec]{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr)}table[data-wb-spec] colgroup{display:none}table[data-wb-spec] tbody,table[data-wb-spec] tr{display:contents}table[data-wb-spec] td{display:block;overflow-wrap:anywhere;grid-row:var(--wb-l);background-color:var(--wb-lb)}table[data-wb-spec] td[data-r]{grid-row:var(--wb-r);background-color:var(--wb-rb)}table[data-wb-spec] td[colspan=\"2\"]{grid-column:1\/-1}table[data-wb-spec] td:empty{display:none}}\u003c\/style\u003e\n\u003ctable data-wb-spec style=\"width:100%;table-layout:fixed\"\u003e\n\u003ccolgroup\u003e\u003ccol style=\"width:25%\"\u003e\u003ccol style=\"width:25%\"\u003e\u003ccol style=\"width:25%\"\u003e\u003ccol style=\"width:25%\"\u003e\u003c\/colgroup\u003e\n  \u003ctr style=\"background-color:var(--wb-neutral-50);--wb-l:1;--wb-r:5;--wb-lb:var(--wb-neutral-50);--wb-rb:var(--wb-neutral-50)\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eFrequency response - start\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e10 Hz\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003eDesign\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003eopen\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr style=\"background-color:transparent;--wb-l:2;--wb-r:6;--wb-lb:transparent;--wb-rb:transparent\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eFrequency response - end\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e40 kHz\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003eImpedance\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e42 Ω\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr style=\"background-color:var(--wb-neutral-50);--wb-l:3;--wb-r:7;--wb-lb:var(--wb-neutral-50);--wb-rb:var(--wb-neutral-50)\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eFormat\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003ecircumaural\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003eBlack\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr style=\"background-color:transparent;--wb-l:4;--wb-r:8;--wb-lb:transparent;--wb-rb:transparent\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003ePower handling\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e1 MILLIWATT\u003c\/td\u003e\u003ctd data-r colspan=\"2\"\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ctable data-wb-spec style=\"width:100%;table-layout:fixed\"\u003e\n\u003ccolgroup\u003e\u003ccol style=\"width:25%\"\u003e\u003ccol style=\"width:25%\"\u003e\u003ccol style=\"width:25%\"\u003e\u003ccol style=\"width:25%\"\u003e\u003c\/colgroup\u003e\n  \u003ctr style=\"background-color:var(--wb-neutral-50);--wb-l:1;--wb-r:6;--wb-lb:transparent;--wb-rb:var(--wb-neutral-50)\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003eopen-back over-ear headphones\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003eAmplification recommendation\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003eat least 1 W at 32 ohms\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr style=\"background-color:transparent;--wb-l:2;--wb-r:7;--wb-lb:var(--wb-neutral-50);--wb-rb:transparent\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eTechnology\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003eHEDD AMT with VVT (Variable Velocity Transformation)\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003eEar pads\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003epremium vegan materials, soft and durable\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr style=\"background-color:var(--wb-neutral-50);--wb-l:3;--wb-r:8;--wb-lb:transparent;--wb-rb:var(--wb-neutral-50)\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eFrequency response\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e10 Hz - 40,000 Hz\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e718 g\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr style=\"background-color:transparent;--wb-l:4;--wb-r:9;--wb-lb:var(--wb-neutral-50);--wb-rb:transparent\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eEfficiency\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e87 dB SPL at 1 mW\u003c\/td\u003e\u003ctd data-r style=\"text-align:left\"\u003e\u003cstrong\u003eManufacturing\u003c\/strong\u003e\u003c\/td\u003e\u003ctd data-r style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003ehand-assembled in Berlin, Germany\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr style=\"background-color:var(--wb-neutral-50);--wb-l:5;--wb-r:10;--wb-lb:transparent;--wb-rb:var(--wb-neutral-50)\"\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eConnection\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left;font-weight:var(--font-body-weight-bolder)\"\u003e4-pin symmetrical mini-XLR\u003c\/td\u003e\u003ctd data-r colspan=\"2\"\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Hedd","offers":[{"title":"Default Title","offer_id":54356948189459,"sku":"429529","price":1599.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/0872\/6803\/files\/4b4699275561ef4ecb75bd0491c59e8b15bfaa10_HEDD_PHONEONE.jpg?v=1792751062","url":"https:\/\/woodbrass.shop\/products\/hedd-heddphone-one-429529","provider":"Woodbrass.com","version":"1.0","type":"link"}