{"product_id":"jl-audio-jd400-4","title":"JL Audio JD400\/4 4-Channel Class D Full-Range Amplifier","description":"\u003cp data-mce-fragment=\"1\"\u003eUtilizing our exclusive NexD™ high-speed switching technologies, the JD400\/4 amplifier is engineered to deliver loads of clean power, with excellent efficiency and low distortion. This little guy churns out 100 watts of audio from each of its four channels into 2 ohms (14.4V, 1% THD) and is fully bridgeable, so it can be used as a 3-channel amplifier, or as a 2-channel amplifier producing a whopping 200W x 2 into 4 ohms.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eThe JD400\/4’s controls can be found on the input panel of the amplifier, with all speaker and power connections located along the opposite end of the extruded aluminum chassis. Signal processing features include high or low-pass 12 dB \/ octave filters (defeatable) for each channel pair, with continuously variable frequency selection from 50-500 Hz, and dual-range, differential-balanced inputs capable of accepting line-level or speaker-level signals. Automatic turn-on capability (via signal sensing or DC-offset sensing) is standard equipment.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eOnboard LED-clipping indicators are also included surrounding each input sensitivity control. This convenient feature lets you set your amplifier’s input sensitivity, quickly and accurately, without special equipment. You will also find a set of buffered, pass-through preamp outputs on-board, so you can pass signals to another amplifier. \u003c\/p\u003e\n\u003ch3 data-mce-fragment=\"1\"\u003eSpecifications\u003c\/h3\u003e\n\u003cdiv aria-controls=\"product-tab-rated-continuous-rms-power-14-4-v-content\" id=\"product-tab-rated-continuous-rms-power-14-4-v\" aria-expanded=\"true\" class=\"product-tab-title\" tabindex=\"0\" itemprop=\"title\"\u003e\n\u003cstrong\u003eRated Continuous (RMS) Power @ 14.4 V\u003c\/strong\u003e \u003cspan class=\"icon-toggle\"\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv aria-labelledby=\"product-tab-rated-continuous-rms-power-14-4-v\" id=\"product-tab-rated-continuous-rms-power-14-4-v-content\" class=\"product-tab-content\" itemprop=\"content\"\u003e\n\u003ctable border=\"1\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003e@ 4 Ω\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003e75 W RMS x 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003e@ 2 Ω\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003e100 W RMS x 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003eBridged @ 4Ω\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003e200 W RMS x 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp data-mce-fragment=\"1\"\u003e \u003c\/p\u003e\n\u003cdiv aria-controls=\"product-tab-rated-continuous-rms-power-12-5-v-content\" id=\"product-tab-rated-continuous-rms-power-12-5-v\" aria-expanded=\"true\" class=\"product-tab-title\" tabindex=\"0\" itemprop=\"title\"\u003e\n\u003cstrong\u003eRated Continuous (RMS) Power @ 12.5 V\u003c\/strong\u003e \u003cspan class=\"icon-toggle\"\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv aria-labelledby=\"product-tab-rated-continuous-rms-power-12-5-v\" id=\"product-tab-rated-continuous-rms-power-12-5-v-content\" class=\"product-tab-content\" itemprop=\"content\"\u003e\n\u003ctable border=\"1\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003e@ 4 Ω\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003e60 W RMS x 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003e@ 2 Ω\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003e90 W RMS x 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003eBridged @ 4Ω\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003e180 W RMS x 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp data-mce-fragment=\"1\"\u003e \u003c\/p\u003e\n\u003cdiv aria-controls=\"product-tab-general-specifications-content\" id=\"product-tab-general-specifications\" aria-expanded=\"true\" class=\"product-tab-title\" tabindex=\"0\" itemprop=\"title\"\u003e\n\u003cstrong\u003eGeneral Specifications\u003c\/strong\u003e \u003cspan class=\"icon-toggle\"\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv aria-labelledby=\"product-tab-general-specifications\" id=\"product-tab-general-specifications-content\" class=\"product-tab-content\" itemprop=\"content\"\u003e\n\u003ctable border=\"1\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003eFrequency Response\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003e12 Hz - 22 kHz (+0, -1dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003eS\/N Ratio, referred to highest rated power\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003e\u0026gt;104 dB below rated power (A-weighted, 20 Hz - 20 kHz noise bandwidth)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003eS\/N Ratio, referred to 1 W\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003e\u0026gt;84 dB (A-weighted, 20 Hz - 20 kHz noise bandwidth)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003eDamping Factor @ 4 Ω\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003e\u0026gt;150 \/ 50 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003eDamping Factor @ 2 Ω\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003e\u0026gt;75 \/ 50 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003eTHD+N @ Rated Power\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003e\u0026lt;1% @ 2 Ω per Ch.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003eInput Voltage Range @ RCA Inputs\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003eSwitchable from 200 mV - 2 V RMS (Low) to 800 mV - 8 V RMS (High)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003eMin.Copper Power \/ Ground Wire Gauge\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003e4 AWG wire\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003eFuse Rating\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003e40 A (AFS, AGU or MaxiFuse™)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp data-mce-fragment=\"1\"\u003e \u003c\/p\u003e\n\u003cdiv aria-controls=\"product-tab-signal-processing-content\" id=\"product-tab-signal-processing\" aria-expanded=\"true\" class=\"product-tab-title\" tabindex=\"0\" itemprop=\"title\"\u003e\n\u003cstrong\u003eSignal Processing\u003c\/strong\u003e \u003cspan class=\"icon-toggle\"\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv aria-labelledby=\"product-tab-signal-processing\" id=\"product-tab-signal-processing-content\" class=\"product-tab-content\" itemprop=\"content\"\u003e\n\u003ctable border=\"1\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003eFilter Mode(s)\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003eLow-Pass or High-Pass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003eFilter Slope(s)\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003e12 dB\/octave\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003eFilter Frequency Range\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003e50 Hz - 500 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003eDetented, Calibrated Filter Freq. Potentiometers\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003eFilter Defeat Function\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003eRemote Level Control\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003eRemote Level Modes\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003eN\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003eChannel Input Mode Switch\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003eYes (2\/4 ch.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003ePass-Through Preamp Output\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003eBuffered\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003eSource Channel Selection for PreOuts\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003eNo (always 2 Ch)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp data-mce-fragment=\"1\"\u003e \u003c\/p\u003e\n\u003cdiv aria-controls=\"product-tab-physical-specifications-content\" id=\"product-tab-physical-specifications\" aria-expanded=\"true\" class=\"product-tab-title\" tabindex=\"0\" itemprop=\"title\"\u003e\n\u003cstrong\u003ePhysical Specifications\u003c\/strong\u003e \u003cspan class=\"icon-toggle\"\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv aria-labelledby=\"product-tab-physical-specifications\" id=\"product-tab-physical-specifications-content\" class=\"product-tab-content\" itemprop=\"content\"\u003e\n\u003ctable border=\"1\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003eHeight (H)\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003e2.10 in \/ 53 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003eWidth (W)\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003e9.50 in \/ 242 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003eDepth (D)\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003e7.50 in \/ 180 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003eNet Weight\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp data-mce-fragment=\"1\"\u003e \u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e \u003c\/p\u003e","brand":"JL Audio","offers":[{"title":"New","offer_id":39999890554941,"sku":"JD400\/4","price":299.99,"currency_code":"USD","in_stock":false},{"title":"Factory Renewed","offer_id":39999890587709,"sku":"JD400\/4B","price":209.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1344\/1149\/products\/1_5f75cb96-8285-4240-92cc-fc7ac9b94a53.jpg?v=1585078522","url":"https:\/\/froomanscarstorio.shop\/products\/jl-audio-jd400-4","provider":"Freemans Car Stereo","version":"1.0","type":"link"}