User manual QSC AUDIO DCA1824

[. . . ] That's why we designed our newest DCA amplifiers to give you four channels of power in a compact package that doesn't eat up precious rack space. [. . . ] That's why we designed our newest DCA amplifiers to give you four channels of power in a compact package that doesn't eat up precious rack space. And, compared to the cost of two stereo amplifiers, you'll find they leave more room in your budget as well. In addition to their superior performance we've packed these amps with useful features designed specifically for the cinema market. DCA 4-channel Amplifiers Model DCA 1644 DCA 1824 8 250 170 Watts per channel 4 400* 250 2 NR 450** Features · heDCA1824isidealforsurroundchannels--eachchannelcanpoweruptofour T 8ohmspeakersinparallelforatotalofupto16speakers · TheDCA1824isperfectforpoweringscreenchannelsinsmalltomediumtheatres, orforpoweringmidsandhighsintri-ampsystemsforlargertheatres · CAsareequippedwithaDataPortforusewithQSC'sDCM(DigitalCinema D Monitors)andQSControl. netTMBASISTM, atotalsystemsolutionthatgreatlyreduces laborandwiringcosts · HXTMapprovedforprofessionalcinemaapplications T · owerLightTMtechnologyfortheaddeddynamicrangerequiredbytoday's P digitalsoundtracks · ompactsize(2RU, 14"deep)idealforuseinconsolemountedsoundsystems C · reatforupgradingexistingsystemstoDolbyDigitalSurround·EXwithnoincrease G inrackspace · llDCAmodelsonly21lbforeasierracking&shipping A · ctiveinrushlimitingwon'tblowcircuitbreakersatturnon A · aincontrolsecuritycoverprotectsampfrommisadjustment G · -yearwarrantyplusoptional3-yearextendedservicecontract 3 20 Hz ­ 20 kHz, 0. 05% THD *1 kHz, 0. 1% THD **1 kHz, 1% THD 20 Hz ­ 20 kHz, 0. 1% THD DCA Stereo Mode 4-channel DCA1824 Continuous average output power per channel 250 W 400 W (0. 1% THD, 1 kHz) 450 W NR Continuous average output power 500 W 800 W (0. 1% THD, 1 kHz) NR -105 dB 1. 12 Vrms 1. 00 Vrms 14 A at 4 Class AB+B < 0. 01% < 0. 02% THD / 4 and 8 < 0. 02% THD / 4 and 8 20 Hz ­ 20 kHz, ± 0. 2 dB | 8 Hz ­ 50 kHz, + 0, -3 dB > 500 10k ohms unbalanced, 20k ohms balanced 10 Vrms (+22 dBu) Variable-speed fan, rear-to-front air flow Input: 3-pin detachable terminal blocks (one each per channel) Output: Safety shrouded barrier strip, including monitor ouput DataPort: One HD15 per pair of channels 340 W 500 W 900 W -105 dB 0. 93 Vrms 0. 8 Vrms 10 A at 8 170 W 250 W - 450 W DCA1824 Specifications 8 / FTC 20 Hz ­ 20 kHz / 0. 05% THD 4 / FTC 20 Hz ­ 20 kHz / 0. 1% THD 4 / EIA 1 kHz / 1% THD 2 / EIA 1 kHz / 1% THD Bridge-Mono Mode 16 / FTC 20 Hz ­ 20 kHz / 0. 1% THD 8 / FTC 20 Hz ­ 20 kHz / 0. 1% THD 4 / EIA 1 kHz / 1% THD Signal to Noise (20 Hz ­ 20 kHz) Input Sensitivity at 8 Input Sensitivity at 4 Power Requirements (1/8 pink noise) Output Circuitry Distortion (SMPTE-IM) Distortion (typical) 20 Hz ­ 20 kHz: 10 dB below rated power 1. 0 kHz and below: full rated power Frequency Response Damping factor (1 kHz and below) Input Impedance Input Clipping Cooling Connectors (each channel) Controls Front: AC switch, Ch. All other trademarks are the property of their respective owners. Patents may apply or be pending. 1675 MacArthur Boulevard · Costa Mesa, CA 92626 · Ph: 800/854-4079 or 714/957-7100 · Fax: 714/754-6174 DCA 4-channel Spec Sheet - 06/05/08 qscaudio. com [. . . ] All other trademarks are the property of their respective owners. [. . . ]