{"product_id":"atom-speaker-bulider-series","title":"Atom Speaker Builder Series","description":"\u003ch4\u003e\u003cstrong\u003eBuilt to order • Typical production time 3–10 business days.\u003c\/strong\u003e\u003c\/h4\u003e\n\u003ch2\u003e\u003cstrong\u003eAtom Speaker Builder Series\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eReproduce the Atom Speaker\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe Atom Speaker Builder Series is intended for builders who wish to reproduce the performance, alignment, and design objectives of the Atom Speaker through the use of the supplied Atom Acoustic Engine and published enclosure documentation.\u003c\/p\u003e\n\u003cp\u003eThe Atom Speaker Builder Series provides the engineered portion of the loudspeaker including the horn structure, crossover architecture, tuning system, external wiring, and published enclosure documentation.\u003c\/p\u003e\n\u003cp\u003eBuilders supply the enclosure, Mark Audio CHR70 driver, damping materials, finishing materials, and assembly labor.\u003c\/p\u003e\n\u003cp\u003eWhen constructed according to the published documentation, builders can expect performance closely aligned with the Atom Speaker.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eThe Atom Acoustic Engine\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe Atom Acoustic Engine combines the horn structure, compression driver, crossover architecture, and Continuum Tuning System into a single pre-assembled and tested package.\u003c\/p\u003e\n\u003cp\u003eEvery Acoustic Engine is assembled, tested, and inspected prior to shipment.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eIncluded\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eComplete Atom Acoustic Engine assembly\u003c\/li\u003e\n\u003cli\u003eB\u0026amp;C ME20 precision horn\u003c\/li\u003e\n\u003cli\u003eBeyma CD17FE\/PK compression driver installed and tested\u003c\/li\u003e\n\u003cli\u003eExternal crossover network\u003c\/li\u003e\n\u003cli\u003eJantzen Audio Standard capacitors\u003c\/li\u003e\n\u003cli\u003eContinuum Capacitor Array\u003c\/li\u003e\n\u003cli\u003eContinuum Resistor Array\u003c\/li\u003e\n\u003cli\u003eExternal jumper wiring between horn and enclosure\u003c\/li\u003e\n\u003cli\u003ePublished enclosure documentation\u003c\/li\u003e\n\u003cli\u003ePort dimensions and tuning specifications\u003c\/li\u003e\n\u003cli\u003eWiring documentation\u003c\/li\u003e\n\u003cli\u003eMeasured performance data\u003c\/li\u003e\n\u003cli\u003eSupport for the published design\u003c\/li\u003e\n\u003cli\u003eSerialized Builder Series identification badge\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eBuilder Supplied Components\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMark Audio CHR70 Gen 3 wide-range driver\u003c\/li\u003e\n\u003cli\u003eCabinet materials\u003c\/li\u003e\n\u003cli\u003ePort materials\u003c\/li\u003e\n\u003cli\u003eInternal damping materials\u003c\/li\u003e\n\u003cli\u003eFinishing materials\u003c\/li\u003e\n\u003cli\u003eFace wood of choice\u003c\/li\u003e\n\u003cli\u003eAssembly labor\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Mark Audio CHR70 driver is intentionally builder supplied, allowing builders to source the driver directly from their preferred supplier.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eContinuum Capacitor Array\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThree selectable capacitor values allow adjustment of crossover behavior and overall presentation.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProminent mids\u003c\/li\u003e\n\u003cli\u003eNeutral balance\u003c\/li\u003e\n\u003cli\u003eRelaxed mids\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBuilders may select the presentation that best complements their room, electronics, and listening preferences.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eContinuum Resistor Array\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eEach Acoustic Engine includes the resistor value used during development and measurement of the published design.\u003c\/p\u003e\n\u003cp\u003eAdditional resistor values are supplied to allow fine adjustment of horn level and overall presentation.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eReference resistor value used for published measurements\u003c\/li\u003e\n\u003cli\u003eAdditional resistor values for system matching\u003c\/li\u003e\n\u003cli\u003eBold presentation options\u003c\/li\u003e\n\u003cli\u003eNeutral presentation options\u003c\/li\u003e\n\u003cli\u003eRelaxed presentation options\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe supplied resistor assortment covers the overwhelming majority of installations. Builders wishing to experiment further may source additional non-inductive resistor values independently.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003ePublished Design Documentation\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe supplied documentation includes the enclosure design used during development and measurement of the Atom Speaker.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCabinet dimensions\u003c\/li\u003e\n\u003cli\u003eDriver placement\u003c\/li\u003e\n\u003cli\u003ePort specifications\u003c\/li\u003e\n\u003cli\u003eRecommended materials\u003c\/li\u003e\n\u003cli\u003eWiring information\u003c\/li\u003e\n\u003cli\u003eAssembly guidance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eReference Performance Specifications\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eSystem Type\u003c\/strong\u003e\u003cbr\u003e2-way horn loudspeaker\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHigh Frequency\u003c\/strong\u003e\u003cbr\u003eAtom Acoustic Engine\u003cbr\u003eB\u0026amp;C ME20 horn\u003cbr\u003eBeyma CD17FE\/PK compression driver\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLow Frequency\u003c\/strong\u003e\u003cbr\u003eMark Audio CHR70 Gen 3\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eReference Enclosure\u003c\/strong\u003e\u003cbr\u003e4L vented enclosure\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFrequency Response\u003c\/strong\u003e\u003cbr\u003e~65 Hz – 20 kHz\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSensitivity\u003c\/strong\u003e\u003cbr\u003e~85 dB\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImpedance\u003c\/strong\u003e\u003cbr\u003e8 ohms nominal\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eMeasured Performance Data\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003ePublished measurements are based upon the specified Mark Audio CHR70 driver, published enclosure design, recommended port tuning, and reference resistor value.\u003c\/p\u003e\n\u003cp\u003eMeasurement data is included with the Builder Series documentation package.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eBuilder Series Identification\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eEach Builder Series package includes a serialized Builder Series identification badge.\u003c\/p\u003e\n\u003cp\u003eThe badge identifies the completed loudspeaker as an official Atom Builder Series product constructed from published Shinjitsu Audio documentation and distinguishes it from factory-built Reference Series loudspeakers.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eSupport Policy\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eSupport is provided for loudspeakers constructed according to the published design.\u003c\/p\u003e\n\u003cp\u003eAlternative drivers, enclosure volumes, port dimensions, crossover modifications, or custom cabinet designs may alter performance and fall outside the scope of Builder Series support.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eDesigned and Built in Arizona, USA\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eEvery Atom Acoustic Engine is individually assembled, tested, and inspected prior to shipment.\u003c\/p\u003e\n\u003cp\u003e```\u003c\/p\u003e","brand":"Shinjitsu Audio","offers":[{"title":"Default Title","offer_id":47136047792267,"sku":null,"price":1195.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0652\/9679\/3739\/files\/face_e89ddf1b-5391-48de-aa6d-71e5cc4c78d3.jpg?v=1780625674","url":"https:\/\/www.shinjitsuaudio.com\/products\/atom-speaker-bulider-series","provider":"Shinjitsu Audio","version":"1.0","type":"link"}