{"id":19139,"date":"2021-09-25T17:10:16","date_gmt":"2021-09-25T17:10:16","guid":{"rendered":"https:\/\/lotusconcept.com\/adastra-a4\/"},"modified":"2026-09-19T17:01:46","modified_gmt":"2026-09-19T17:01:46","slug":"adastra-a4","status":"publish","type":"post","link":"https:\/\/www.lotusconcept.com\/en\/adastra-a4\/","title":{"rendered":"Adastra A4"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"19139\" class=\"elementor elementor-19139 elementor-19088\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-23591b7 elementor-section-height-min-height elementor-section-boxed elementor-section-height-default elementor-section-items-middle\" data-id=\"23591b7\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-3a474a3\" data-id=\"3a474a3\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1d1ce49 elementor-widget elementor-widget-heading\" data-id=\"1d1ce49\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-large\">A4 Dual Stereo PA Amplifier 4 x 200W\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5a4bbb5 elementor-widget elementor-widget-heading\" data-id=\"5a4bbb5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">4 x 200W\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-6a0dcce\" data-id=\"6a0dcce\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-72ad638 elementor-arrows-position-inside elementor-pagination-position-outside elementor-widget elementor-widget-image-carousel\" data-id=\"72ad638\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;slides_to_show&quot;:&quot;1&quot;,&quot;navigation&quot;:&quot;both&quot;,&quot;autoplay&quot;:&quot;yes&quot;,&quot;pause_on_hover&quot;:&quot;yes&quot;,&quot;pause_on_interaction&quot;:&quot;yes&quot;,&quot;autoplay_speed&quot;:5000,&quot;infinite&quot;:&quot;yes&quot;,&quot;effect&quot;:&quot;slide&quot;,&quot;speed&quot;:500}\" data-widget_type=\"image-carousel.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-image-carousel-wrapper swiper\" role=\"region\" aria-roledescription=\"carousel\" aria-label=\"Image Carousel\" dir=\"ltr\">\n\t\t\t<div class=\"elementor-image-carousel swiper-wrapper\" aria-live=\"off\">\n\t\t\t\t\t\t\t\t<div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"1 of 1\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/www.lotusconcept.com\/wp-content\/uploads\/2021\/09\/a2amp3.jpg\" alt=\"a2amp3\" \/><\/figure><\/div>\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-8f6249c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8f6249c\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-74dc1a0\" data-id=\"74dc1a0\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0e571fe elementor-tabs-view-horizontal elementor-widget elementor-widget-tabs\" data-id=\"0e571fe\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"tabs.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-tabs\">\n\t\t\t<div class=\"elementor-tabs-wrapper\" role=\"tablist\" >\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-1501\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-1501\" aria-expanded=\"false\">Description<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-1502\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-1502\" aria-expanded=\"false\">Technical Specifications<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-1503\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-1503\" aria-expanded=\"false\">Downloads<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t<div class=\"elementor-tabs-content-wrapper\" role=\"tablist\" aria-orientation=\"vertical\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-1501\" aria-expanded=\"false\">Description<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1501\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-1501\" tabindex=\"0\" hidden=\"false\"><p>A complete PA amplifier with 2 independent stereo zone outputs and a mixer with 2 microphones and a stereo audio input.<\/p>\n<p>It features a built-in media player capable of playing MP3 files from a USB drive or SD card, and also includes a Bluetooth receiver.<\/p>\n<p>Using a rotary switch, you can toggle between the two rear stereo inputs and the front 3.5mm stereo input (connected to a media player) for each zone.<\/p>\n<p>Microphone inputs 1 and 2 are ready at all times for both zones.<\/p>\n<p>Two 8-ohm speakers can be connected to each of the two pairs of 4mm stereo speaker terminals on the rear panel; the total output power is 4 x 200 Watts.<\/p>\n<p>The bar, restaurant and multi-functional rooms are equipped with both P.A. It provides flexibility in music setup with dual-zone control. <\/p>\n<ul>\n<li>Seperate stereo for tow zones<\/li>\n<li>Media Player for USB\/SD Playback<\/li>\n<li>Bluetooth receiver<\/li>\n<\/ul>\n<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-1502\" aria-expanded=\"false\">Technical Specifications<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1502\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-1502\" tabindex=\"0\" hidden=\"hidden\"><div class=\"split-left\">\n<ul class=\"specification\">\n<li>Power: 230Vac, 50Hz (IEC)<\/li>\n<li>Fuse: F5A, 250V<\/li>\n<li>Output power: rms @ 4 Ohms4 x 200W<\/li>\n<li>Output power: rms @ 8 Ohms4 x 100W<\/li>\n<li>Amplifier : D Klas design<\/li>\n<li>Frequency Response: 20Hz \u2013 20kHz \u00b10.5dB<\/li>\n<li>Microphone Inputs: 2 x 6.3mm jack (mono)<\/li>\n<li>Line Inputs: Line 1: L+R (6.3mm jack\/RCA), Line 2: L+R (RCA)<\/li>\n<li>Input Sensitivity : line 0.775Vrms<\/li>\n<li>Aux input: 3.5mm stereo jack<\/li>\n<li>Input Sensitivity : aux 0.480Vrms<\/li>\n<li>Input Impedance: 20k Ohms (balanced), 10k Ohms (unbalanced)<\/li>\n<\/ul>\n<\/div>\n<div class=\"split-right\">\n<ul class=\"specification\">\n<li>Audio source: USB\/SD mp3 playback, BT receiver<\/li>\n<li>Bluetooth version2.3<\/li>\n<li>Input Controls: Aux, Media, Line1, Line2, Mic1, Mic2, Talkover<\/li>\n<li>Line output: 4 x RCA<\/li>\n<li>Speaker Outputs: 4mm ba\u011flant\u0131lar (4 kanal)<\/li>\n<li>Output Controls: 2 x source selector, 2 xBass, 2 xTreble, Ch1, Ch2, Ch3, Ch4<\/li>\n<li>Dynamic Range: 92dB<\/li>\n<li>THD +N: &lt;0.1%<\/li>\n<li>Protection: Thermal, overcurrent, overvoltage, short circuit<\/li>\n<li>Size: 482 x 240 x 88mm<\/li>\n<li>Weight: 5.98k<\/li>\n<\/ul>\n<\/div>\n<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-1503\" aria-expanded=\"false\">Downloads<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1503\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-1503\" tabindex=\"0\" hidden=\"hidden\"><p><a href=\"http:\/\/www.avsl.com\/assets\/manuals\/9\/5\/953404UK.pdf\" target=\"_blank\" rel=\"noopener\">A4 Amplifikat\u00f6r Kullanma K\u0131lavuzu<\/a><\/p>\n<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>A4 Dual Stereo PA Amplifier 4 x 200W 4 x 200W Description Technical Specifications Downloads Description A complete PA amplifier with 2 independent stereo zone outputs and a mixer with 2 microphones and a stereo audio input. It features a built-in media player capable of playing MP3 files from a USB drive or SD card, [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":19091,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"elementor_header_footer","format":"standard","meta":{"footnotes":""},"categories":[52],"tags":[],"class_list":["post-19139","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-proaudio-products"],"_links":{"self":[{"href":"https:\/\/www.lotusconcept.com\/en\/wp-json\/wp\/v2\/posts\/19139","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lotusconcept.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lotusconcept.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lotusconcept.com\/en\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lotusconcept.com\/en\/wp-json\/wp\/v2\/comments?post=19139"}],"version-history":[{"count":2,"href":"https:\/\/www.lotusconcept.com\/en\/wp-json\/wp\/v2\/posts\/19139\/revisions"}],"predecessor-version":[{"id":29165,"href":"https:\/\/www.lotusconcept.com\/en\/wp-json\/wp\/v2\/posts\/19139\/revisions\/29165"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lotusconcept.com\/en\/wp-json\/wp\/v2\/media\/19091"}],"wp:attachment":[{"href":"https:\/\/www.lotusconcept.com\/en\/wp-json\/wp\/v2\/media?parent=19139"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lotusconcept.com\/en\/wp-json\/wp\/v2\/categories?post=19139"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lotusconcept.com\/en\/wp-json\/wp\/v2\/tags?post=19139"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}