{"product_id":"crest-audio-ci-20x8-multi-channel-power-processing-amplifier","title":"Crest Audio Ci 20x8 Multi-Channel Power Processing Amplifier","description":"\u003cdiv\u003eThe \u003cspan style=\"font-weight: bold;\"\u003eCi Series\u003c\/span\u003e is the next generation family of elevated efficiency amplification from \u003cspan style=\"font-weight: bold;\"\u003eCrest Audio\u003c\/span\u003e. Ci amplifiers are designed to drive low-impedance or 70-volt speaker loads without bridging between channels. Bridged operations are supported for additional power into 8-ohm loads or 140-volt operation.\u003c\/div\u003e \u003cdiv\u003e \u003c\/div\u003e \u003cdiv\u003eAs with all Crest Audio products, sonic performance is of primary importance. In addition, high-efficiency, comprehensive load protection and compact packaging have been achieved in the Ci design. \u003c\/div\u003e \u003cdiv\u003e \u003c\/div\u003e \u003cdiv\u003eThe Ci Series amplifiers incorporate Crest Audio’s tried-andtrue modular approach to intelligent amplifier configuration. Through the provision of a single module bay, these amplifiers comes with a module that facilitates load monitoring, digital audio delivery and Crest Audio’s NexSys networking.\u003c\/div\u003e \u003cdiv\u003e \u003c\/div\u003e \u003cdiv\u003eA full complement of features and options makes this series very versatile, whether powering airport systems, restaurant audio or a myriad of other applications. The Ci Series amplifiers bring a new generation of amplification to Crest Audio.\u003c\/div\u003e \u003cdiv\u003e \u003c\/div\u003e \u003cdiv\u003e\u003cspan style=\"font-weight: bold; text-decoration: underline;\"\u003eFeatures\u003c\/span\u003e\u003c\/div\u003e \u003cdiv\u003e \u003cul\u003e \u003cli\u003eFour and eight-channel versions available (100-volts  isolated outputs with optional accessories).\u003c\/li\u003e \u003cli\u003eIndividual channels may be selected as low impedance or  70 volt\u003c\/li\u003e \u003cli\u003eTour Class® protection\u003c\/li\u003e \u003cli\u003eFront and rear panel indicators for amplifier status\u003c\/li\u003e \u003cli\u003eVariable-speed fan\u003c\/li\u003e \u003cli\u003eSequential turn-on standard\u003c\/li\u003e \u003cli\u003eEuro-style input connectors\u003c\/li\u003e \u003cli\u003eBarrier strip output connectors\u003c\/li\u003e \u003cli\u003eOne controlled-voltage input per channel standard\u003c\/li\u003e \u003cli\u003eOne fault relay per channel standard\u003c\/li\u003e \u003cli\u003eModule bay provided to input Nx module bay accessories for full amplifier control and monitoring via NexSys® 4 software or MediaMatrix® product and digital audio  distribution\u003c\/li\u003e \u003cli\u003e100- and 50-volt operation supported with external accessories\u003c\/li\u003e \u003cli\u003eEN60849 and ANSI60849 compliant with optional accessories\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e \u003cdiv\u003e\u003cspan style=\"font-weight: bold; text-decoration: underline;\"\u003eSpecifications\u003c\/span\u003e\u003c\/div\u003e \u003cdiv\u003e \u003cul\u003e \u003cli\u003eFrequency response 1W @ 8 ohms: 5 Hz to 20 kHz, +\/-1 dB\u003c\/li\u003e \u003cli\u003ePower bw rated power @ 4 ohms, 1% THD+N: 20 Hz to 20 kHz, +\/-1 dB\u003c\/li\u003e \u003cli\u003eTHD + N: \u0026lt;0.02% @ rated power (@ 70 volt, 1kHz)\u003c\/li\u003e \u003cli\u003eDamping factor: 200:1 @ 8 ohms (20 Hz to 100 Hz)\u003c\/li\u003e \u003cli\u003eInput cMRR: \u0026gt;60 dB @ 1kHz\u003c\/li\u003e \u003cli\u003eGain \/ input sensitivity @ 70 volts: 1.14 volts for full rated output power (70 volt switch selected)\u003c\/li\u003e \u003cli\u003eGain \/ input sensitivity @ 8Ω: 1.0 volts for full rated output power (Low Z switch selected)\u003c\/li\u003e \u003cli\u003eInputimpedance: \u0026gt;20 kohms balanced, \u0026gt;10 kohms unbalanced\u003c\/li\u003e \u003cli\u003eHum and noise: \u0026gt; -97 dB, A-weighted below rated power @ 8 ohms\u003c\/li\u003e \u003cli\u003eCrosstalk: \u0026gt; -60 dB below max rated power (1 kHz)\u003c\/li\u003e \u003cli\u003ePower supply: Linear with toroid transformer\u003c\/li\u003e \u003cli\u003eCircuit breaker rating (120V\/230V): 12A \/ 6A\u003c\/li\u003e \u003cli\u003eCurrent draw (120VAC) 1\/8 power, 70 volts: 4.0A\u003c\/li\u003e \u003cli\u003e1\/3 power, 70 volts: 8.0A\u003c\/li\u003e \u003cli\u003eAt idle: \u0026lt;2.0A\u003c\/li\u003e \u003cli\u003eThermal emissions 1\/3 Power, 70 volts btu \/ hr: 947\u003c\/li\u003e \u003cli\u003eCooling: Front to side via variable speed fan\u003c\/li\u003e \u003cli\u003eInput connectors: balanced three-pin Euro-style (rear panel)\u003c\/li\u003e \u003cli\u003eOutput connectors: barrier strips (rear panel)\u003c\/li\u003e \u003cli\u003ePower sequence connectors: 2 X three-pin Euro-style (rear panel)\u003c\/li\u003e \u003cli\u003eFault connectors: three-pin Euro-style (rear panel)\u003c\/li\u003e \u003cli\u003eControl voltage connectors two-pin Euro-style (rear panel)\u003c\/li\u003e \u003cli\u003eControls: front panel: three-position On \/ Off \/ Remote power switch rear panel: stepped attenuators, 70V\/Low Z switch, dual\/bridged switch, circuit breaker\u003c\/li\u003e \u003cli\u003eLED indicators: front and rear panels: Signal, ACL\/IGM, Protect, Active, Power Present\u003c\/li\u003e \u003cli\u003eConstruction: 16-gauge steel chassis, double thickness in rack ear areas\u003c\/li\u003e \u003cli\u003eDimensions (h x w x d): 3.5\" x 19\" (front panel) 17\" (chassis) x 17.3\" (18.55\" to rack ears)\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"Crest Audio","offers":[{"title":"Default Title","offer_id":32394778542215,"sku":"Ci 20x8","price":3327.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0319\/3687\/2583\/products\/img_proxy_c1b9ae82-6825-459b-a34a-05c1b3f60ec0.jpg?v=1582224988","url":"https:\/\/www.balkanimal.com\/products\/crest-audio-ci-20x8-multi-channel-power-processing-amplifier","provider":"Audiofeen","version":"1.0","type":"link"}