{"id":10275,"date":"2025-03-10T15:52:10","date_gmt":"2025-03-10T14:52:10","guid":{"rendered":"https:\/\/www.creativ.net.pl\/?post_type=product&#038;p=10275"},"modified":"2026-05-26T11:15:16","modified_gmt":"2026-05-26T09:15:16","slug":"wzmacniacz-audio-system-sl90-4","status":"publish","type":"product","link":"https:\/\/www.creativ.net.pl\/en\/product\/wzmacniacz-audio-system-sl90-4\/","title":{"rendered":"Audio System SL90.4 amplifier"},"content":{"rendered":"<p>4-channel Class AB amplifier.<\/p>\n<h4><strong>Technical data:<\/strong><\/h4>\n<ul>\n<li data-start=\"40\" data-end=\"79\">Power (RMS) @ 4\u03a9: 90 W \u00d7 4 CH<\/li>\n<li data-start=\"80\" data-end=\"120\">Power (RMS) @ 2\u03a9: 170 W \u00d7 4 CH<\/li>\n<li data-start=\"121\" data-end=\"172\">Maximum power (MAX) @ 4\u03a9: 150 W \u00d7 4 CH<\/li>\n<li data-start=\"173\" data-end=\"224\">Maximum power (MAX) @ 2\u03a9: 275 W \u00d7 4 CH<\/li>\n<li data-start=\"225\" data-end=\"271\">Frequency response: 10 Hz - 20 kHz<\/li>\n<li data-start=\"272\" data-end=\"335\">Total harmonic distortion (THD): &lt; 0.1%<\/li>\n<li data-start=\"336\" data-end=\"394\">Signal-to-noise ratio (S\/N RATIO): &gt; 90 dB<\/li>\n<li data-start=\"395\" data-end=\"436\">Input level: 0.2 V - 6 V<\/li>\n<li data-start=\"437\" data-end=\"508\">LPF (low-pass) crossover adjustment: 40 Hz - 300 Hz<\/li>\n<li data-start=\"509\" data-end=\"579\">HPF (high-pass) crossover adjustment: 50 Hz - 1 kHz<\/li>\n<li data-start=\"580\" data-end=\"616\">Bass boost: 0 - 12 dB<\/li>\n<li data-start=\"617\" data-end=\"653\">Security system: YES<\/li>\n<li data-start=\"654\" data-end=\"708\">Operating voltage range: 10.4 V - 14.4 V<\/li>\n<li data-start=\"709\" data-end=\"747\" data-is-last-node=\"\">Dimensions: 326 \u00d7 210 \u00d7 52 mm<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>4-kana\u0142owy wzmacniacz klasy AB. Dane techniczne: Moc (RMS) @ 4\u03a9: 90 W \u00d7 4 CH Moc (RMS) @ 2\u03a9: 170 W \u00d7 4 CH Moc maksymalna (MAX) @ 4\u03a9: 150 W \u00d7 4 CH Moc maksymalna (MAX) @ 2\u03a9: 275 W \u00d7 4 CH Pasmo przenoszenia: 10 Hz \u2013 20 kHz Ca\u0142kowite zniekszta\u0142cenia harmoniczne (THD):&#8230;<\/p>","protected":false},"featured_media":10310,"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":[102],"product_tag":[],"class_list":["post-10275","product","type-product","status-publish","has-post-thumbnail","product_cat-4-kanalowe-wzmacniacze-samochodowe-12v","first","instock","taxable","shipping-taxable","product-type-simple","entry","content-bg","loop-entry"],"acf":[],"taxonomy_info":{"product_cat":[{"value":102,"label":"4-kana\u0142owe"}]},"featured_image_src_large":["https:\/\/www.creativ.net.pl\/wp-content\/uploads\/2025\/03\/IMG-20250311-WA0012-1024x793.jpg",1024,793,true],"author_info":[],"comment_info":"","_links":{"self":[{"href":"https:\/\/www.creativ.net.pl\/en\/wp-json\/wp\/v2\/product\/10275","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\/10310"}],"wp:attachment":[{"href":"https:\/\/www.creativ.net.pl\/en\/wp-json\/wp\/v2\/media?parent=10275"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.creativ.net.pl\/en\/wp-json\/wp\/v2\/product_brand?post=10275"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.creativ.net.pl\/en\/wp-json\/wp\/v2\/product_cat?post=10275"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.creativ.net.pl\/en\/wp-json\/wp\/v2\/product_tag?post=10275"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}