{"id":10788,"date":"2025-05-09T12:50:19","date_gmt":"2025-05-09T10:50:19","guid":{"rendered":"https:\/\/www.creativ.net.pl\/?post_type=product&#038;p=10788"},"modified":"2025-09-07T20:22:46","modified_gmt":"2025-09-07T18:22:46","slug":"subwoofer-audio-control-spk-8s2-2","status":"publish","type":"product","link":"https:\/\/www.creativ.net.pl\/en\/product\/subwoofer-audio-control-spk-8s2-2\/","title":{"rendered":"Audio Control SPK-8S2 subwoofer"},"content":{"rendered":"<p>8\u2033 Subwoofer of the SPIKE series. Single, 2-ohm high efficiency.<\/p>\n<p class=\"\" data-start=\"0\" data-end=\"11\"><b>FEATURES<\/b><\/p>\n<ul data-start=\"12\" data-end=\"425\">\n<li class=\"\" data-start=\"12\" data-end=\"88\">\n<p class=\"\" data-start=\"14\" data-end=\"88\">High tilt design for ultra-low frequencies<\/p>\n<\/li>\n<li class=\"\" data-start=\"89\" data-end=\"140\">\n<p class=\"\" data-start=\"91\" data-end=\"140\">Mica-reinforced paper fibre membrane<\/p>\n<\/li>\n<li class=\"\" data-start=\"141\" data-end=\"200\">\n<p class=\"\" data-start=\"143\" data-end=\"200\">3-layer coil casing with high thermal resistance<\/p>\n<\/li>\n<li class=\"\" data-start=\"201\" data-end=\"260\">\n<p class=\"\" data-start=\"203\" data-end=\"260\">Dual damping system for linear bass reproduction<\/p>\n<\/li>\n<li class=\"\" data-start=\"261\" data-end=\"338\">\n<p class=\"\" data-start=\"263\" data-end=\"338\">Double dust cover system for housing pressure control<\/p>\n<\/li>\n<li class=\"\" data-start=\"339\" data-end=\"377\">\n<p class=\"\" data-start=\"341\" data-end=\"377\">Efficient, robust magnetic system<\/p>\n<\/li>\n<li class=\"\" data-start=\"378\" data-end=\"425\">\n<p class=\"\" data-start=\"380\" data-end=\"425\">Removable subwoofer grille included<\/p>\n<\/li>\n<\/ul>\n<p><strong>SPECIFICATIONS\/PARAMETERS<\/strong><\/p>\n<ul>\n<li>Nominal impedance (Z): 2 ohms<\/li>\n<li>DC resistance (Re): 1.6 ohms<\/li>\n<li>Resonant frequency (Fs): 51.6241 Hz<\/li>\n<li>Piston area (Sd): 0,0194 m\u00b2<\/li>\n<li>Driving force (BL): 9.7018 T-m<\/li>\n<li>Mechanical Q-factor (Qms): 5,444<\/li>\n<li>Electric Q factor (Qes): 0,525<\/li>\n<li>Total Q factor (Qts): 0,4788<\/li>\n<li>1W\/1M sensitivity (SPL): 83.3836 dB<\/li>\n<li>Mechanical susceptibility (Cms): 0.0998 mm\/N<\/li>\n<li>Mobile mass (Mms): 95,2145 g<\/li>\n<li>Linear swing (Xmax): 8.5 mm<\/li>\n<li>Acoustic compensation volume (Vas): 5.2241 l \/ 0.1845 ft\u00b3<\/li>\n<li>Reference efficiency (NO.): 0.1314% RMS<\/li>\n<li>Power (Pe): 350 W<\/li>\n<li>Frequency response: 30-500 Hz<\/li>\n<li>Coil diameter: 2.0 inches \/ 50.8 mm<\/li>\n<li>Displacement volume: 0.05 ft\u00b3 \/ 1.44 l<\/li>\n<\/ul>\n<p><strong data-start=\"0\" data-end=\"11\">DIMENSIONS<\/strong><\/p>\n<ul>\n<li>Dimensions: 8.425 inches \/ 214 mm<\/li>\n<li>Mounting hole diameter: 7.25 inches \/ 184 mm<\/li>\n<li>Mounting depth: 4.291 in \/ 109 mm<\/li>\n<li>Mounting height (without bezel): 0.55 in \/ 14 mm<\/li>\n<li>Mounting height (with bezel): 1.18 inches \/ 30 mm<\/li>\n<li>Motor diameter (with guard): 5.55 in \/ 141 mm<\/li>\n<\/ul>\n<p><strong data-start=\"0\" data-end=\"40\">BASS-REFLEX HOUSING<\/strong><\/p>\n<ul>\n<li>External dimensions: 23.00\u2033 (W) \u00d7 11.50\u2033 (H) \u00d7 12.00\u2033 (D)<\/li>\n<li>Net internal volume: 0.89 ft\u00b3 (cubic feet)<\/li>\n<li>Total internal volume: 1.22 ft\u00b3<\/li>\n<li>Gross external volume: 1.84 ft\u00b3<\/li>\n<li>Material thickness: 0.75\u2033<\/li>\n<li>Tuning frequency: 40 Hz<\/li>\n<li>Port area: 17.50 in\u00b2<\/li>\n<li>Port inlet: 1.75\u2033 (W) \u00d7 10.00\u2033 (H)<\/li>\n<li>Port length: 28,00\u2033<\/li>\n<li>F3 (Hz): 34<\/li>\n<\/ul>\n<p><strong data-start=\"0\" data-end=\"21\">CLOSED CASE<\/strong><\/p>\n<ul>\n<li>External dimensions: 14.50\u2033 (W) \u00d7 10.00\u2033 (H) \u00d7 10.00\u2033 (D)<\/li>\n<li>Net internal volume: 0.49 ft\u00b3 (cubic feet)<\/li>\n<li>Total internal volume: 0.54 ft\u00b3<\/li>\n<li>Gross external volume: 0.84 ft\u00b3<\/li>\n<li>Material thickness: 0.75\u2033<\/li>\n<li>F3 (Hz): 69,04<\/li>\n<li>Qtc: 0,86<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>8\u2033 Subwoofer of the SPIKE series. Single, 2-ohm high efficiency. FEATURES High excursion design for ultra-low frequencies Mica-reinforced paper fibre diaphragm 3-layer voice coil carcass with high thermal resistance Dual damping system for linear bass reproduction Dual dust cap system for enclosure pressure control Efficient, robust magnetic system Removable grille included....<\/p>","protected":false},"featured_media":10797,"template":"","meta":{"_acf_changed":false,"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kad_post_transparent":"default","_kad_post_title":"","_kad_post_layout":"default","_kad_post_sidebar_id":"","_kad_post_content_style":"default","_kad_post_vertical_padding":"default","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":""},"product_brand":[],"product_cat":[121],"product_tag":[],"class_list":["post-10788","product","type-product","status-publish","has-post-thumbnail","product_cat-subwoofery","pa_impedancja-2-ohm","pa_marka-audiocontrol","pa_moc-350w","pa_rodzaj-glosnika-komponenty","pa_rozmiar-20cm-8","first","instock","taxable","shipping-taxable","product-type-simple","entry","content-bg","loop-entry"],"acf":[],"taxonomy_info":{"product_cat":[{"value":121,"label":"Subwoofery"}],"pa_impedancja":[{"value":233,"label":"2 Ohm"}],"pa_marka":[{"value":359,"label":"AudioControl"}],"pa_moc":[{"value":241,"label":"350W"}],"pa_rodzaj-glosnika":[{"value":229,"label":"Komponenty"}],"pa_rozmiar":[{"value":232,"label":"20cm (8\")"}]},"featured_image_src_large":["https:\/\/www.creativ.net.pl\/wp-content\/uploads\/2025\/05\/spk-8s-left-1-1024x448.jpg",1024,448,true],"author_info":[],"comment_info":"","_links":{"self":[{"href":"https:\/\/www.creativ.net.pl\/en\/wp-json\/wp\/v2\/product\/10788","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.creativ.net.pl\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.creativ.net.pl\/en\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.creativ.net.pl\/en\/wp-json\/wp\/v2\/media\/10797"}],"wp:attachment":[{"href":"https:\/\/www.creativ.net.pl\/en\/wp-json\/wp\/v2\/media?parent=10788"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.creativ.net.pl\/en\/wp-json\/wp\/v2\/product_brand?post=10788"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.creativ.net.pl\/en\/wp-json\/wp\/v2\/product_cat?post=10788"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.creativ.net.pl\/en\/wp-json\/wp\/v2\/product_tag?post=10788"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}