{"id":2918,"date":"2021-02-10T14:07:07","date_gmt":"2021-02-10T14:07:07","guid":{"rendered":"https:\/\/sica.it\/?post_type=product&#038;p=2918"},"modified":"2025-07-25T08:04:27","modified_gmt":"2025-07-25T08:04:27","slug":"18-s-4-pl","status":"publish","type":"product","link":"https:\/\/sica.it\/it\/prodotto\/18-s-4-pl\/","title":{"rendered":"18 S 4 PL"},"content":{"rendered":"<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone wp-image-2460 size-full\" src=\"https:\/\/sica.it\/wp-content\/uploads\/2021\/02\/Z008405-1.jpg\" alt=\"\" width=\"1000\" height=\"521\" srcset=\"https:\/\/sica.it\/wp-content\/uploads\/2021\/02\/Z008405-1.jpg 1000w, https:\/\/sica.it\/wp-content\/uploads\/2021\/02\/Z008405-1-300x156.jpg 300w, https:\/\/sica.it\/wp-content\/uploads\/2021\/02\/Z008405-1-768x400.jpg 768w, https:\/\/sica.it\/wp-content\/uploads\/2021\/02\/Z008405-1-600x313.jpg 600w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li>Potenza nominale misurata con un test di 2 ore con segnale di rumore rosa, fattore di cresta di 6 dB, altoparlante in aria libera, potenza calcolata su Zmin nominale<\/li>\n<li>La potenza in programma continuo \u00e8 definita come 3 dB superiore alla potenza nominale.<\/li>\n<li>Sensibilit\u00e0 calcolata tramite i parametri di Thiele e Small; per la media SPL nel riquadro, fare riferimento alla risposta in frequenza.<\/li>\n<li>Parametri di Thiele e Small misurati con sistema laser dopo il test di precondizionamento<\/li>\n<li>Xmax misurato rispetto a un THD di 10%<\/li>\n<li>Valore Xvar corrispondente a un decadimento del fattore di forza, o della compliance, o di entrambi, pari al 50% del valore del piccolo segnale.<\/li>\n<li>A causa del continuo miglioramento del prodotto, le caratteristiche e il design sono soggetti a modifiche senza preavviso.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<h3 class=\"product_label product_label_subwoofer\"><span style=\"color: #008f32;\">Subwoofer<br \/>\n<\/span>Codice:\u00a0<strong>Z008405<\/strong><\/h3>\n<p><span class=\"bigsica\" style=\"font-size: 14pt;\">18 pollici <span class=\"smallsica\">Diametro nominale<\/span><br \/>\n<span class=\"smallsica\">Bobina mobile a sandwich da 4\u2033 con supporto in fibra di vetro <\/span><br \/>\n<span class=\"smallsica\">Spider a doppia croce con onde progressive<br \/>\nRivestimento in tessuto con doppi rotoli asimmetrici<br \/>\nCono impermeabile<br \/>\n<\/span><span class=\"smallsica\">Ventilated Neodymium Magnet Circuit<\/span><br \/>\nCestello in alluminio pressofuso<br \/>\nPotenza 2400 W<br \/>\n97.3 dB <span class=\"smallsica\">Sensibilit\u00e0<\/span><br \/>\n35-700 Hz <span class=\"smallsica\">Gamma di frequenza<\/span>\u00a0<\/span><\/p>","protected":false},"featured_media":2332,"template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[75,91,31],"product_tag":[592],"class_list":["post-2918","product","type-product","status-publish","has-post-thumbnail","product_cat-75","product_cat-neodymium","product_cat-subwoofer","product_tag-sica","first","instock","shipping-taxable","product-type-simple"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - 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