{"id":32398,"date":"2025-07-16T01:01:25","date_gmt":"2025-07-15T22:01:25","guid":{"rendered":"https:\/\/www.supersound-bg.com\/p\/amplifier-master-audio-sm-4000\/"},"modified":"2025-12-05T12:44:43","modified_gmt":"2025-12-05T10:44:43","slug":"amplifier-master-audio-sm-4000","status":"publish","type":"product","link":"https:\/\/www.supersound-bg.com\/en\/p\/amplifier-master-audio-sm-4000\/","title":{"rendered":"Amplifier Master Audio SM-4000"},"content":{"rendered":"<p>Brand: Master Audio<\/p>\n<p>Model: SM-4000<\/p>\n<p>Type: Power Amplifier<\/p>\n<p>Description: Class H - 2 x 2000 W \/ 4 Ohms - 13 kg.<\/p>\n<p>Current limiter to gradually gain limiter of the maximum power level without distortion.<br \/>Innovative design of cooling. Extensive protections: short circuit, overheating, DC offset, RF, OFF.<\/p>\n<p>Technical specification:<\/p>\n<p>Voltage Gain: 26 dB \/ 32 dB \/ 38 dB<\/p>\n<p>Input Impedance: Balanced: 20KOm, unbalanced: 10KOm<\/p>\n<p>Frequency response: 20Hz-20KHz<\/p>\n<p>Input sensitivity 26 db \/ 32 db \/ 38 db<\/p>\n<p>Slew Rate: +\/- 20 V \/ us<\/p>\n<p>Dumping factor:&gt; 300<\/p>\n<p>Signal \/ noise ratio&gt; 108 db<\/p>\n<p>Harmonic distortion THD: 1kHz, 1%<\/p>\n<p>Crosstalk: 65 dB<\/p>\n<p>Power 8 Om: 1200 W<\/p>\n<p>Power 4 Om: 2000 W<\/p>\n<p>Power 2 Om: 3000W<\/p>\n<p>Power 8 Om Bridged: 4100W<\/p>\n<p>Power 4 Om Bridged: 6200W<\/p>\n<p>Power: ac voltage - AC 190-260V \/ 50-60Hz<\/p>\n<p>Dimensions HWD (mm): 88 x 482 x 464 mm<\/p>\n<p>Weight \/ gross (kg): 12 kg<\/p>\n<p>Applicable Places: stadiums, concerts, DJ parties, discos, clubs, scenes<\/p>\n","protected":false},"excerpt":{"rendered":"<h2>Professional power amplifier Master Audio SM-4000, bridge mode 4 Om 6200W, Bridging mode 8 Om 4100W, Power 2 Om - 3000W, Dumping factor:> 300<\/h2>\n<ul>\n<li>Power 8 Om: 2 x 1200W<\/li>\n<li>Power 4 Om: 2 x 2000W<\/li>\n<li>4 Om Bridging power: 6200W<\/li>\n<\/ul>\n","protected":false},"featured_media":13242,"comment_status":"closed","ping_status":"open","template":"","meta":{"_acf_changed":false,"_seopress_robots_primary_cat":"","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":""},"product_brand":[13939],"product_cat":[13432],"product_tag":[],"class_list":{"0":"post-32398","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-master-audio","7":"product_cat-power-amplifiers","9":"first","10":"outofstock","11":"purchasable","12":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/www.supersound-bg.com\/en\/wp-json\/wp\/v2\/product\/32398","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.supersound-bg.com\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.supersound-bg.com\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.supersound-bg.com\/en\/wp-json\/wp\/v2\/comments?post=32398"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.supersound-bg.com\/en\/wp-json\/wp\/v2\/media\/13242"}],"wp:attachment":[{"href":"https:\/\/www.supersound-bg.com\/en\/wp-json\/wp\/v2\/media?parent=32398"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.supersound-bg.com\/en\/wp-json\/wp\/v2\/product_brand?post=32398"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.supersound-bg.com\/en\/wp-json\/wp\/v2\/product_cat?post=32398"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.supersound-bg.com\/en\/wp-json\/wp\/v2\/product_tag?post=32398"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}