{"product_id":"b-c-speakers-12ps76-422801","title":"12PS76","description":"\u003ch3\u003eUm 12 polegadas B\u0026C projetado para cargas compactas e graves controlados\u003c\/h3\u003e\u003cp\u003eO B\u0026C 12PS76 pertence à família de alto-falantes de 12 polegadas (31 cm) destinados a graves e baixo-médios, com uma abordagem clara: obter um nível sonoro sólido, boa resistência térmica e comportamento controlado em caixa sintonizada. Seu formato de 12 polegadas o torna uma escolha apreciada quando se deseja manter um tamanho razoável sem perder impacto.\u003c\/p\u003e\u003cp\u003eCom uma carga recomendada de 50 litros sintonizada a 49 Hz, este modelo visa uma integração simples em caixas compactas, monitores de palco potentes ou caixas frontais onde o baixo-médio deve permanecer limpo e presente, mesmo em volumes altos.\u003c\/p\u003e\u003ch3\u003ePara quais usos e usuários?\u003c\/h3\u003e\u003cp\u003eEste alto-falante B\u0026C é destinado a fabricantes de caixas acústicas, técnicos de som, instaladores e entusiastas de DIY exigentes que buscam um transdutor robusto para aplicações de sonorização. É especialmente adequado para sistemas onde se espera um grave \"sustentado\" e um baixo-médio enérgico: caixas de pequeno a médio porte, caixas 2 vias com driver\/tweeter, ou sistemas 3 vias como seção de graves\/baixo-médio.\u003c\/p\u003e\u003cp\u003eGraças à sua banda passante até 1 kHz, ele se adapta a frequências de corte típicas do baixo-médio (dependendo da sua filtragem e do seu corneto\/driver), mantendo uma extensão anunciada até 40 Hz para sustentar as fundamentais em uma caixa devidamente sintonizada.\u003c\/p\u003e\u003ch3\u003eConcepção e funcionalidades chave para um som consistente\u003c\/h3\u003e\u003ch4\u003ePotência suportada e estabilidade térmica\u003c\/h4\u003e\u003cp\u003eA bobina móvel de 3.0 polegadas (76 mm) em fio de cobre é um ponto central do projeto: favorece a dissipação térmica e a estabilidade quando o alto-falante é solicitado por longos períodos. Resultado esperado: menos compressão térmica e resposta mais regular em níveis elevados, um critério determinante em uso ao vivo e instalações.\u003c\/p\u003e\u003ch4\u003eGrave rápido: suspensão e conjunto móvel otimizados\u003c\/h4\u003e\u003cp\u003eA suspensão tripla rolo e o spider simples contribuem para o controle do deslocamento e o retorno mecânico, a fim de manter graves limpos e ataque preciso. O Xmax anunciado de 7.0 mm oferece uma referência útil para antecipar o comportamento em excursão em cargas bass-reflex compactas.\u003c\/p\u003e\u003ch4\u003eIntegração em caixa: sintonia recomendada pronta para uso\u003c\/h4\u003e\u003cp\u003eA recomendação de carga (50 litros, sintonia 49 Hz) oferece uma base concreta de projeto para buscar equilíbrio entre profundidade dos graves, rendimento e potência suportada. Para otimizar o resultado, a sintonia, o volume líquido (descontando dutos\/reforços\/alto-falante) e a filtragem deverão ser ajustados ao seu objetivo (impacto, extensão, nível SPL) e ao contexto (monitor, frontal, sub compacto).\u003c\/p\u003e\n\n\u003ch2\u003eEspecificações técnicas\u003c\/h2\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:2rem\"\u003e\n\u003ctable style=\"flex:1 1 300px;width:100%\"\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eInstalável em rack\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003eNão\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eCategoria\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003eACC71_categorie620\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ctable style=\"flex:1 1 300px;width:100%\"\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eTipo\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003eAltifalantes\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:2rem\"\u003e\n\u003cdiv style=\"flex:1 1 300px\"\u003e\n\u003ctable style=\"width:100%\"\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eDiâmetro nominal\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003e12 polegadas (31 cm)\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eCone\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003eexponencial\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eSpider\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003esimples\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eSuspensão\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003etripla rolo\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width:100%\"\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003ePotência\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003e900 W AES\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eImpedância nominal\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003e8 ohms\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eSensibilidade\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003e95 dB (1 W \/ 1 m)\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eBanda passante\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003e40 Hz - 1 kHz\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width:100%\"\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eFs\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003e42 Hz\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eQts\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003e0.2\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eXmax\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003e7.0 mm\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 300px\"\u003e\n\u003ctable style=\"width:100%\"\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eÍmã\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003eferrite\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eBobina móvel\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003e3.0 polegadas (76 mm)\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eFio da bobina\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003ecobre\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width:100%\"\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eDiâmetro total\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003e316 mm\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eAltura\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003e140 mm\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003ePeso\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003e7.6 kg\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width:100%\"\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eVolume recomendado\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003e50 litros\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eSintonia recomendada\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003e49 Hz\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"B\u0026C Speakers","offers":[{"title":"Default Title","offer_id":54356626931987,"sku":"422801","price":168.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/0872\/6803\/files\/1b4a785719db6bbd9e78c2b52b3130eeec72553e_MSC_8873.jpg?v=1787299107","url":"https:\/\/woodbrass.pt\/products\/b-c-speakers-12ps76-422801","provider":"Woodbrass.com","version":"1.0","type":"link"}