{"product_id":"audison-sr-4-500-amplifier-880-w-total-power-4-x-220-w-2ohm_166673710007_","title":"Audison SR 4.500 Amplifier | 880 W total power | 4 x 220 W @ 2ohm","description":"\u003cdiv\u003e\n\u003cp\u003eThe Audison SR 4.500 4-channel amplifier with crossover features great power packed into ultra-compact dimensions (130 W x 4 @ 4Ω).As far as the electronic design is concerned, every aesthetic and functional detail of the Audison SR 4.500 has been taken care of, resulting in a compact amplifier made of extruded aluminum with rounded corners, which facilitates the installation of the product in narrow spaces. \u003c\/p\u003e\n\u003cp\u003eThanks to the generous heat sinks on the two short sides of the amplifiers, there is no need for internal cooling fans, which often cause noise and dust accumulation. \u003c\/p\u003e\n\u003cp\u003eIn keeping with tradition, the SR amplifiers confirm their vocation for versatility by including on all models a complete filter section, suitable for any kind of audio system configuration. \u003c\/p\u003e\n\u003cp\u003eThe controls, protected by a satin-finished aluminium panel, are located on the top panel of the amplifier, so that they can be easily reached from above, even after the product has been installed. \u003c\/p\u003e\n\u003cp\u003eWhen the system includes an Audison bit processor, the filter section can be totally excluded.\u003c\/p\u003e\n\u003cp\u003eAMPLIFIER TECH DATA\u003c\/p\u003e\n\u003cp\u003eChannels4\u003c\/p\u003e\n\u003cp\u003eClassD-Class\u003c\/p\u003e\n\u003cp\u003eHi Level InputYes\u003c\/p\u003e\n\u003cp\u003eLow Level InputYes\u003c\/p\u003e\n\u003cp\u003eDigital InputNo\u003c\/p\u003e\n\u003cp\u003ePower supply voltage \/ fuse11 ÷ 15 VDC \/ 2 x 25A\u003c\/p\u003e\n\u003cp\u003eOperating power supply voltage6.5 ÷17 VDC\u003c\/p\u003e\n\u003cp\u003eIdling current1.7 A\u003c\/p\u003e\n\u003cp\u003eIdling current when off0.09 mA\u003c\/p\u003e\n\u003cp\u003eConsumption @ 14.4 VDC, 2Ω, Max Musical Power40 A\u003c\/p\u003e\n\u003cp\u003eRemote OUT6.5 ÷ 15 VDC (150 mA)\u003c\/p\u003e\n\u003cp\u003eRemote IN6.5 ÷ 15 VDC (1 mA)\u003c\/p\u003e\n\u003cp\u003eART - Automatic Remote Turn on\/off from OUTPUT BTL speakers (Selectable)1.5 ÷ 7 VDC\u003c\/p\u003e\n\u003cp\u003eAMPLIFIER STAGE\u003c\/p\u003e\n\u003cp\u003eDistortion - THD @ 100 Hz, 4Ω, 70% Rated Power0.08 %\u003c\/p\u003e\n\u003cp\u003eBandwidth A10 Hz ÷ 35 kHz\u003c\/p\u003e\n\u003cp\u003eS\/N ratio A105 dBA\u003c\/p\u003e\n\u003cp\u003eDamping factor A200\u003c\/p\u003e\n\u003cp\u003eInput sensitivity Pre-In0.2 ÷ 5 VRMS\u003c\/p\u003e\n\u003cp\u003eInput sensitivity Speaker-In0.8 ÷ 20 VRMS\u003c\/p\u003e\n\u003cp\u003eTotal Power RMS880 W\u003c\/p\u003e\n\u003cp\u003eMinimum load impedance@4Ch: 2Ω\u003c\/p\u003e\n\u003cp\u003e@ 3Ch: 2Ω + 2Ω + 4Ω\u003c\/p\u003e\n\u003cp\u003e@ 2Ch: 4Ω\u003c\/p\u003e\n\u003cp\u003eOutput Power (RMS) @14.4 VDC, 1% THD4Ch 130 W x 4 (4Ω)\u003c\/p\u003e\n\u003cp\u003e4Ch 220 W x 4 (2Ω)\u003c\/p\u003e\n\u003cp\u003e3Ch 120 W x 2 (4Ω) + 480 W x 1 (4Ω)\u003c\/p\u003e\n\u003cp\u003e3Ch 220 W x 2 (2Ω) + 440 W x 1 (4Ω)\u003c\/p\u003e\n\u003cp\u003e2Ch 450 W x 2 (4Ω)\u003c\/p\u003e\n\u003cp\u003eAdjustable CrossoverYes\u003c\/p\u003e\n\u003cp\u003eCEA SPECIFICATIONS\u003c\/p\u003e\n\u003cp\u003eOutput power @ 4Ω, 1% THD+N, 14.4 VOutput power @ 4Ω, 1% THD+N, 14.4 V: 125 W x 4 Ch\u003c\/p\u003e\n\u003cp\u003eSN ratio (ref. 1W output)SN ratio (ref. 1W output): 83 dBA\u003c\/p\u003e\n\u003cp\u003eINPUTS\u003c\/p\u003e\n\u003cp\u003eInput TypePre-In \/ Speaker-In\u003c\/p\u003e\n\u003cp\u003eFilters OutputsPRE OUT full range (Input A)\u003c\/p\u003e\n\u003cp\u003eFilter Pass AFront Ch Filters - Full Hi-pass: 50 ÷ 3.2k Hz @ 12 dB\/Oct.\u003c\/p\u003e\n\u003cp\u003eFilter Pass BFront Ch Filters - Full Lo-pass: 50 ÷ 3.2k Hz @ 12 dB\/Oct.\u003c\/p\u003e\n\u003cp\u003eFilter Pass CRear Ch Filters - Full Hi-pass: 50 ÷ 3.2k Hz @ 12 dB\/Oct.\u003c\/p\u003e\n\u003cp\u003eFilter Pass DRear Ch Filters - Lo-pass: 50 ÷ 3.2k Hz @ 12 dB\/Oct\u003c\/p\u003e\n\u003cp\u003eChannel MonoA\/B Ch MONO IN (on\/off) Yes\u003c\/p\u003e\n\u003cp\u003eInputs\/Outputs Sub CH(-20 ÷ 6) dB\u003c\/p\u003e\n\u003cp\u003eInputs\/Outputs Bass BoostB Ch (0 ÷12) dB\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Audison","offers":[{"title":"Default Title","offer_id":53492892959101,"sku":"SR 4.500 V2","price":449.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/6998\/8144\/files\/32_a52276d6-5b64-402e-8bf3-09e909bd6fab.jpg?v=1727505290","url":"https:\/\/www.bigsoundslowskirts.com\/products\/audison-sr-4-500-amplifier-880-w-total-power-4-x-220-w-2ohm_166673710007_","provider":"BigsSoundsLowSkirts","version":"1.0","type":"link"}