{"product_id":"jl-audio-rd900-5-5-channel-class-d-amplifier","title":"JL Audio RD900\/5+ - 5 Channel Class D Amplifier","description":"\u003cp\u003eThe look is amazing, and the performance backs it up. Designed as a total “one-box solution,” this RD series amplifier from JL Audio can comfortably drive a complete 4-satellite speaker system plus a subwoofer — all with a robust 900 watts of power.\u003c\/p\u003e\n\u003cp\u003eSmall size, minimal heat and lots of power — Class-D amplifier design offers significant advantages. And our NexD™ switching technology adds even more, using enhanced pulse width modulation techniques to boost the amplifier’s bandwidth while minimizing distortion and improving efficiency.\u003c\/p\u003e\n\u003cp\u003eChurning out 900 watts of total power — 100 watts from each of its 4 channels into a 2-ohm load (14.4 volts, 1% THD) plus a robust 500 watts for a subwoofer — this RD series amp brings stunning output to your audio system. Each pair of main channels is also fully bridgeable, enabling an ultrapowerful 3-channel amplifier setup.\u003c\/p\u003e\n\u003cp\u003eEach of the amplifier’s main channels is equipped with a 12-decibel\/octave high-pass filter, with an additional band-pass filter on its rear channels and a dedicated low-pass filter for the subwoofer channel. All 3 crossovers offer continuously variable frequency selection from 50–500 Hz for precise filtering.\u003c\/p\u003e\n\u003cp\u003eAn LED clipping indicator light on the control panel lets you quickly set your amplifier’s input sensitivity, without the need for additional test equipment.\u003c\/p\u003e\n\u003cp\u003eWith “input type” switches on the stereo channel sections, RD series amps can eliminate the need for Y-adapters when bridging stereo output channels.\u003c\/p\u003e\n\u003cp\u003eWhen used as a system amplifier, the band-pass crossover feature enables a two-way active configuration.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003ch3\u003eEFFICIENT CLASS-D DESIGN\u003c\/h3\u003e\n\u003cp\u003eSmall size, minimal heat and lots of power — Class-D amplifier design offers significant advantages. And our NexD™ switching technology adds even more, using enhanced pulse width modulation techniques to boost the amplifier’s bandwidth while minimising distortion and improving efficiency.\u003c\/p\u003e\n\u003ch3\u003eCLEAN, POWERFUL, RELIABLE\u003c\/h3\u003e\n\u003cp\u003eThe 4-channel amp churns out 400 watts of total power — 100 watts from each channel into a 2-ohm load (14.4 volts, 1% THD). The 6-channel amp outputs 800 watts of total power with an additional pair of channels capable of 200 watts each into a 2-ohm load (14.4 volts, 1% THD). All RD channel pairs are bridgeable for maximum application flexibility.\u003c\/p\u003e\n\u003ch3\u003eSTUDIO-GRADE SIGNAL PROCESSING\u003c\/h3\u003e\n\u003cp\u003eThis RD series amplifier’s signal processing features include high- or low-pass 12-decibel\/octave filters for each channel pair, with continuously variable frequency selection from 50–500 Hz. The 6-channel model offers triple high-pass filters or full 3-way crossover capability.\u003c\/p\u003e\n\u003ch3\u003eLED CLIPPING INDICATORS\u003c\/h3\u003e\n\u003cp\u003eLED clipping indicators on the control panel let you quickly set each channel pair’s input sensitivity, without the need for additional test equipment.\u003c\/p\u003e\n\u003ch3\u003eEASY CONNECTIVITY\u003c\/h3\u003e\n\u003cp\u003eWith “input type” switches on the stereo channel sections, RD series amps can eliminate the need for Y-adapters when bridging stereo output channels.\u003c\/p\u003e\n\u003ch3\u003eBAND-PASS CROSSOVER\u003c\/h3\u003e\n\u003cp\u003eWhen used as a system amplifier, the band-pass crossover feature enables a two-way active configuration.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating voltage:\u003c\/strong\u003e 10-16 VDC negative ground\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating temperature:\u003c\/strong\u003e from -20°C to 65°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmplifier class:\u003c\/strong\u003e Class D\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency response:\u003c\/strong\u003e Main channels: 12 Hz - 22 kHz (+0, -1 dB); Subwoofer channel: 10 Hz - 500 Hz (+0, -1 dB)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated power output @ 14.4 VDC input \u0026lt; 1% THD+N:\u003c\/strong\u003e Main channels @ 4 Ω: 70 W RMS x4; Subwoofer channel @ 4 Ω: 225 W RMS x1; Main channels @ 2 Ω: 100 W RMS x4; Subwoofer channel @ 2 Ω: 500 W RMS x1; Main channels @ 4 Ω bridged: 200 W RMS x2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput sensitivity:\u003c\/strong\u003e 200 mV - 8 V RMS, adjustable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput type:\u003c\/strong\u003e Differential-balanced\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal to noise ratio (A-weighted, 20 Hz - 20 kHz noise bandwidth):\u003c\/strong\u003e Main channels: \u0026gt; 104 dB (referred to rated power), \u0026gt; 84 dB (referred to 1 W); Subwoofer channel: \u0026gt; 103 dB (referred to rated power), \u0026gt; 83 dB (referred to 1 W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDamping factor:\u003c\/strong\u003e Main channels: \u0026gt; 150 @ 4 Ω \/ 50 Hz, \u0026gt; 75 @ 2 Ω \/ 50 Hz; Subwoofer channel: \u0026gt; 120 @ 4 Ω \/ 50 Hz, \u0026gt; 60 @ 2 Ω \/ 50 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFilter type:\u003c\/strong\u003e Channels 1 and 2: Active, 12 dB\/octave, high-pass; Channels 3 and 4: Active, 12 dB\/octave, high-pass or bandpass; Subwoofer channel: Active, 12 dB\/octave, low-pass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFilter frequency:\u003c\/strong\u003e Channels 1 and 2: 50 Hz - 5 kHz, adjustable; Channels 3 and 4: 50 Hz - 500 Hz, adjustable; Subwoofer channel: 50 Hz - 500 Hz, adjustable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended fuse:\u003c\/strong\u003e 80 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection circuits:\u003c\/strong\u003e Input under\/over voltage, Over temperature, Output short circuit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIn the box:\u003c\/strong\u003e RD 5-channel system amplifier, Hex wrench, Documentation\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFurther Information\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/static.garmin.com\/pumac\/JL_Audio_RD900-5_Install_EN-US.pdf\" target=\"_blank\" title=\"JL Audio RD900\/5+ - User Manual (PDF)\" rel=\"noopener\"\u003eJL Audio RD900\/5+ - User Manual (PDF)\u003c\/a\u003e\u003c\/p\u003e","brand":"JL Audio","offers":[{"title":"Default Title","offer_id":56652475924866,"sku":"RD900\/5+","price":569.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0260\/8588\/3938\/files\/jl-audio-rd900-5plus-amplifier.jpg?v=1778858375","url":"https:\/\/studioincar.co.uk\/products\/jl-audio-rd900-5-5-channel-class-d-amplifier","provider":"Studio Incar","version":"1.0","type":"link"}