{"product_id":"hikvision-c-professional-amplifier-500w-4-channel-ds-qapar50-4","title":"Hikvision-C Professional Amplifier 500W 4-Channel | DS-QAPAR50-4","description":"\u003ch2\u003eHikvision Professional Amplifier 500W 4-Channel | DS-QAPAR50-4\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eHikvision DS-QAPAR50-4\u003c\/strong\u003e is a 4-channel Class D professional power amplifier in a 1U rack chassis. It delivers 4 × 500 W into 8 Ω in stereo mode, or 2 × 1530 W into 8 Ω in bridge mode, with four XLR inputs and four SPEAKON outputs for passive loudspeakers.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0868\/5643\/3971\/files\/ds-qapar50-4-banner-1.jpg?v=1792268088\" alt=\"Hikvision Professional Amplifier 500W 4-Channel | DS-QAPAR50-4\" width=\"1464\" height=\"600\" style=\"width:100%;height:auto;\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFour Channels in 1U:\u003c\/strong\u003e Four independent amplifier channels in a single 1U rack unit, so one amplifier can power several speaker lines or zones and save rack space.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEfficient Class D Design:\u003c\/strong\u003e A Class D digital amplifier with power efficiency of up to 90%. Less power is wasted as heat, which keeps the unit compact and cooler in a rack.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eStereo or Bridge Mode:\u003c\/strong\u003e Run the channels in stereo (4 × 500 W at 8 Ω, 4 × 765 W at 4 Ω) or bridge channel pairs for higher power (2 × 1530 W at 8 Ω). Each channel is controlled independently, and switches select mode, gain and the limiter.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWide-Range PFC Power Supply:\u003c\/strong\u003e The PFC switching power supply accepts 90 to 260 VAC at 50\/60 Hz, so the amplifier keeps working through wide mains voltage variation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLow Noise and Distortion:\u003c\/strong\u003e Signal-to-noise ratio of 105 dB or more (A-weighted) and typical THD of 0.01%, with a frequency response of 20 Hz to 20 kHz (+0\/-0.5 dB).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBuilt-in Protection and Quiet Cooling:\u003c\/strong\u003e Protection circuits cover over-temperature, DC, short circuit, signal overload, soft start and power-supply over-current. The low-noise variable-speed fan stays silent at low temperatures.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWho it's for \/ Works with:\u003c\/strong\u003e Sound reinforcement for stages, performance venues and larger spaces that need to drive high-power passive loudspeakers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGood to know:\u003c\/strong\u003e This is a power amplifier only. It needs a line-level source such as a mixing console or audio processor (maximum input level 14 V) and passive loudspeakers connected by SPEAKON cable; the source, speakers and cables are sold separately.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eTechnical Specifications:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px;\"\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px;\"\u003eDS-QAPAR50-4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px;\"\u003e\u003cstrong\u003eAmplifier type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px;\"\u003eClass D digital power amplifier, 4 channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px;\"\u003e\u003cstrong\u003eRated power (stereo)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px;\"\u003e8 Ω: 4 × 500 W; 4 Ω: 4 × 765 W; 2 Ω: 4 × 1301 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px;\"\u003e\u003cstrong\u003eRated power (bridge)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px;\"\u003e16 Ω: 2 × 900 W; 8 Ω: 2 × 1530 W; 4 Ω: 2 × 2601 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px;\"\u003e\u003cstrong\u003eFrequency response\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px;\"\u003e20 Hz to 20 kHz, +0 dB \/ -0.5 dB (typical, 10% rated output power, 8 Ω)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px;\"\u003e\u003cstrong\u003eTHD\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px;\"\u003e0.01% typical (10% rated output power, 1 kHz, 8 Ω)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px;\"\u003e\u003cstrong\u003eSNR\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px;\"\u003e≥ 105 dB (A-weighted, 20 Hz to 20 kHz, 8 Ω)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px;\"\u003e\u003cstrong\u003eInput impedance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px;\"\u003e20 kΩ balanced, 10 kΩ unbalanced\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px;\"\u003e\u003cstrong\u003eMaximum input level\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px;\"\u003e14 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px;\"\u003e\u003cstrong\u003eFunction switches\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px;\"\u003eBridge mode, Connect mode, Stereo mode, gain selection, limiter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px;\"\u003e\u003cstrong\u003eAudio interface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px;\"\u003e4 × XLR inputs, 4 × SPEAKON outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px;\"\u003e\u003cstrong\u003ePower supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px;\"\u003e90 to 260 VAC, 50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px;\"\u003e\u003cstrong\u003eForm factor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px;\"\u003e1U rack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px;\"\u003e483 × 44 × 370 mm (19 × 1.73 × 14.56 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px;\"\u003eApprox. 9 kg (19.84 lb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003e📄 Datasheet:\u003c\/strong\u003e \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0868\/5643\/3971\/files\/Hikvision_DS-QAPAR50-4_Datasheet.pdf?v=1792268089\" target=\"_blank\" rel=\"noopener\"\u003eDownload the official Hikvision DS-QAPAR50-4 datasheet (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003cp class=\"seo-meta\"\u003eHikvision cameras available in Jordan at the best price.\u003c\/p\u003e","brand":"Hikvision","offers":[{"title":"Default Title","offer_id":67731524026675,"sku":"DS-QAPAR50-4","price":602.0,"currency_code":"JOD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0868\/5643\/3971\/files\/DS-QAPAR50-4.png?v=1792268220","url":"https:\/\/nasertech.com\/products\/hikvision-c-professional-amplifier-500w-4-channel-ds-qapar50-4","provider":"متجر نصر","version":"1.0","type":"link"}