{"id":429,"date":"2014-01-08T09:18:37","date_gmt":"2014-01-08T09:18:37","guid":{"rendered":"http:\/\/www.notebookbattery.co.nz\/blog\/?p=429"},"modified":"2014-01-08T09:18:37","modified_gmt":"2014-01-08T09:18:37","slug":"high-power-subwoofer-amplifier-board-250w-300w-w-speaker-protection","status":"publish","type":"post","link":"http:\/\/www.notebookbattery.co.nz\/blog\/electronic\/high-power-subwoofer-amplifier-board-250w-300w-w-speaker-protection.html","title":{"rendered":"High Power Subwoofer Amplifier Board 250W 300W w\/ Speaker Protection"},"content":{"rendered":"<h1>Cheap 1943 5200 High Power Subwoofer Amplifier Board 250W 300W w\/ Speaker Protection in NZ<\/h1>\n<p>    <a href=\"http:\/\/www.notebookbattery.co.nz\/on-sale-products.htm\" title=\"All Products Free Shipping, View More\"> <img loading=\"lazy\" src=\"http:\/\/www.notebookbattery.co.nz\/images\/free-shipping-offer.jpg\" height=\"116\" width=\"220\"><\/a><\/p>\n<p>Product detail<\/p>\n<p>  1.         The upper limit frequency is adjustable, volume control<\/p>\n<p>  2.         All relay protection, startup delay and DC output protection, <\/p>\n<p>speaker short circuit protection<\/p>\n<p>  3.         The advantages of DC servo system: automatic suppression of <\/p>\n<p>the amplifier operating point offset, zero offset voltage control, the <\/p>\n<p>control amplifier DC output potential, extended low frequency response <\/p>\n<p>of the amplifier, reducing the low frequency phase distortion of the <\/p>\n<p>signal<\/p>\n<p>  4.         AC voltage supply: current 26V ~ 36V\/2A above, a small <\/p>\n<p>current dual 15V ~ dual 20V\/0.5A (supporting power: <\/p>\n<p>http:\/\/item.taobao.com\/item.htm?id=8257866496)<\/p>\n<p>  5.         Supporting the radiator: http:\/\/item.taobao.com\/item.htm?<\/p>\n<p>id=4399858180 (left and right one, so you have to beat two is Enough<\/p>\n<p>  6.         PCB size: 101 \u00d7 175mm<\/p>\n<p>  7.         Output power: 250W \/ 8 Europe, 300W \/ 4 ohms (peak)<\/p>\n<p>  Assembly prompted<\/p>\n<p>  To test the machine a short time or not mounted radiator, two sets of <\/p>\n<p>voltage connected, the signal input connected power whether the test <\/p>\n<p>relay closed, if closed, the last received speaker check whether a <\/p>\n<p>voice, OK immediately off power, and finally to heat installed, and then <\/p>\n<p>work long hours<\/p>\n<p>  Package list<\/p>\n<p>  1*1943 5200 Toshiba High Power Subwoofer Amplifier Board<\/p>\n<p><img src=\"http:\/\/www.notebookbattery.co.nz\/electb\/Subwoofer_Amplifier_250W_01.jpg\"> <\/p>\n<p><a href=\"http:\/\/www.notebookbattery.co.nz\/\">Notebookbattery.co.nz<\/a> &gt;&gt; <a href=\"http:\/\/www.notebookbattery.co.nz\/all-electronic.htm\">All Electronic<\/a> &gt;&gt; <a href=\"http:\/\/www.notebookbattery.co.nz\/all-electronic\/cheap-new-amplifier-board-e20837.htm\">1943 5200 High Power Subwoofer Amplifier Board 250W 300W w\/ Speaker Protection<\/a><br \/>\n<br \/><a href=\"http:\/\/www.notebookbattery.co.nz\/all-electronic\/cheap-new-charge-controller-e20814.htm\"> <\/a><\/p>\n<p><img src=\"http:\/\/www.notebookbattery.co.nz\/electb\/KitchenAidFlexEdgeBeater.jpg\" alt=\"Beater\" width=\"100px\"><br \/><a href=\"http:\/\/www.notebookbattery.co.nz\/all-electronic\/cheap-new-beater-e20581.htm\">6 QT KitchenAid Flex Edge Beater Fits 6QT KFE6L NEW<br \/>\n <\/a><\/p>\n<p><img src=\"http:\/\/www.notebookbattery.co.nz\/electb\/Cursor-Control.jpg\" alt=\"Controller\" width=\"100px\"><br \/><a href=\"http:\/\/www.notebookbattery.co.nz\/all-electronic\/cheap-new-controller-e20696.htm\">PC Computer Remote Control USB Media Center Controller <\/a><\/p>\n<p><img src=\"http:\/\/www.notebookbattery.co.nz\/electb\/CYC26A.jpg\" alt=\"POWER-BANK-for-cell\" width=\"100px\"><br \/><a href=\"http:\/\/www.notebookbattery.co.nz\/all-electronic\/cheap-new-power-bank-for-cell-e20404.htm\">CYC26A power bank battery for HTC Sumsung Sonyericsson Cell phone <\/a><\/p>\n<p><img src=\"http:\/\/www.notebookbattery.co.nz\/electb\/Stero.jpg\" alt=\"Headphone\" width=\"100px\"><br \/><a href=\"http:\/\/www.notebookbattery.co.nz\/all-electronic\/cheap-new-headphone-e20475.htm\">FM SD\/TF Stero Music Digital Wireless Headphone Orange <\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Cheap 1943 5200 High Power Subwoofer Amplifier Board 250W 300W w\/ Speaker Protection in NZ Product detail 1. The upper limit frequency is adjustable, volume control 2. All relay protection, startup delay and DC output protection, speaker short circuit protection 3. The advantages of DC servo system: automatic suppression of the amplifier operating point offset, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[71],"tags":[613],"_links":{"self":[{"href":"http:\/\/www.notebookbattery.co.nz\/blog\/wp-json\/wp\/v2\/posts\/429"}],"collection":[{"href":"http:\/\/www.notebookbattery.co.nz\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.notebookbattery.co.nz\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.notebookbattery.co.nz\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.notebookbattery.co.nz\/blog\/wp-json\/wp\/v2\/comments?post=429"}],"version-history":[{"count":0,"href":"http:\/\/www.notebookbattery.co.nz\/blog\/wp-json\/wp\/v2\/posts\/429\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.notebookbattery.co.nz\/blog\/wp-json\/wp\/v2\/media?parent=429"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.notebookbattery.co.nz\/blog\/wp-json\/wp\/v2\/categories?post=429"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.notebookbattery.co.nz\/blog\/wp-json\/wp\/v2\/tags?post=429"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}