QSC Audio DCA 1222 user manual N F Ü H R U N G, Features, Caractéristiques, Ausstattungsmerkmale

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* 20 Hz–20 kHz @ 1% THD

I N T R O D U C T I O N

Features

Five 2-channel and two 4-channel models

Barrier strip and Neutrik Speakon™* output connectors

Zero inrush current to prevent tripping circuit breakers at turn-on

Data port for crossovers and monitoring

Independent, user-defeatable clip limiters

Fully selectable low-frequency filter-ing; choice of 30 or 50 Hz roll-off

Stereo (dual-channel), parallel- input, or bridged mono operating modes

Balanced inputs: XLR*, ¼"

(6.3 mm) TRS* and "Euro-style" detachable terminal blocks

Recessed, detented gain controls with security cover

Front panel LED indicators for power, signal, -20 and -10 dB, clip/protect, parallel inputs, and bridged mono mode

QSC's exclusive high-perfor- mance PowerWave switching technology power supply

A V A N T - P R O P O S

Caractéristiques

5 modèles à deux canaux, et 2 modèles à 4 canaux

Sorties sur bornes à vis et prises Speakon*

Appel de courant nul à l’allumage, ce qui prévient la rupture inopportune des disjoncteurs

Port de données pour séparateurs de fréquences et contrôle à distance

Limiteurs d’écrètement individuels, commutables par l’utilisateur

Filtres passe-haut commutables, avec choix de coupures à 30 ou 50 Hz

Utilisation en modes stéréo (deux canaux), entrées parallèles, ou ponté mono

Entrées symétriques: XLR*, ¼” (6.3 mm)*, et bloc détachable “Euro-style”

Contrôles de gain affleurants à déclics avec plaquette de sécurité

Indicateur à DEL sur le panneau avant pour l’alimentation, présence de signal, niveau -20 et -10 dB, écrètement/protection, entrées parallèles et mode ponté mono

Bloc d’alimentation à découpage haute performance utilisant la technologie PowerWave exclusive à QSC

E I N F Ü H R U N G

Ausstattungsmerkmale

Fünf 2-Kanal- und zwei 4-Kanal- Typen

Neutrik Speakons* und Ausgangsklemmen

Kein Einschalthochstrom

DataPort für Kontrolle und Frequenzweichzubehör

Unabhängige, abschaltbare Spitzenbegrenzer

Einstellbare Hochpassfilter: 30 oder 50 Hz Eckfrequenz

Stereo (Zweikanal)-, Parallel- oder Mono Brückenbetrieb

Symmetrische Eingänge—XLR*, Stereoklinke*, und Euroblock (Phönix) Anschlußstecker

Rasterpotis mit Sicherheitsabdeckung

LED Frontanzeigen für: Power, -20 dB, -10dB und Clip/Protect, parallelen und Monobrückenbetrieb

QSC's PowerWave Netzteile

I N T R O D U C C I Ó N

Características

Cinco modelos de 2 canales, y dos modelos de 4 canales

Salidas de barrera y Neutrik Speakon™*

Flujo de corriente en cero para evitar sobrecargar los circuitos al momento del encendido

Puerto de datos para crossovers y monitoreo

Limitador de picos independiente

Filtro de frecuencias graves seleccionables; con la elección de atenuación entre 30 ó 50 Hz

Estéreo (dos canales), modos de operación para entradas paralelas, o "puenteadas" en mono

Entradas balanceadas, con conectores XLR*, ¼" (6.3mm) TRS*, y terminales de bloque

Controles de ganancia con retén y panel de seguridad

Indicadores LED en el panel frontal para encendido, señal de entrada, niveles de -20 y -10 dB, para protección/saturación, entradas paralelas y modo "puenteado" en mono

Fuente de alimentación con la tecnología de encendido PowerWave, exclusiva de QSC

* 2-channel models only • modèles deux canuax seulment • nur bei Zweikanalversionen • modelos de 2 canales solo

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Contents Manuel de l’utilisateur Bedienhandbuch Manual del Usuario TD-000075-00 Rev. EExplication des Symboles graphiques Bildsymbole Explicación de símbolosImportant Safety Precautions & Explanation of Symbols Erklärung derTable of Contents Table DES Matières Inhaltsverzeichnis Tabla DE LAS MateriasReorient or relocate the receiving antenna For Model PLX, DCA, and CX Professional Power AmplifiersEC Declaration of Conformity ManufacturerDigital Cinema Amplifiers N F Ü H R U N G T R O D U C C I Ó NRechts ein DCA-Verstärker mit Sicherheitsabdeckung Bietet die DCA- Digital CinemaCaractéristiques FeaturesN F Ü H R U N G AusstattungsmerkmalePanneau avant LED-Anzeige für CLIP, -10 dB, -20 dB und Signal alle KanäleFront panel VorderseiteRückseite Rear panelPanneau arrière Panel posteriorClip limiter Limiteur décrêtementLimitador de picos Eingangsfilter Input filterFiltres dentrée Filtro de entradaAusstattung Parallel input modeMode entrées parallèles ParallelbetriebMode entrées parallèles Monobrückenbetrieb Bridge mono modeMode ponté mono Modo puenteado en monoMonobrückenbetrieb Fortsetzung Mode ponté mono suiteBridge mono mode Modo puenteado en mono continuaciónMode stéréo Stereo modeParallel input mode Mode parallèleMode ponté mono Bridge Mono modePrecautions PrécautionsRear rack mounting ear kits are Rack railsLarrière de lamplificateur, tout Available from QSC’s technicalN N E X I O N S a N S C H L Ü S S E Inputs Entrées Eingänge EntradasEntrées suite N N E X I O N SS C H L Ü S S E Mm mono Tip Sleeve fermera le circuit sans modificationSpeakon Ausgänge Speakon OutputsSorties Speakon Salidas SpeakonSalidas de barrera Barrier strip outputsBornes à vis SchraubklemmanschlußNetzanschluß DataPortPort de données DataPort puerto de datosI L I S a T I O N Sicherheitsabdeckung Security panelPlaquette de sécurité Panel de seguridadVentilation Fan coolingSafe operating levels LüfterkühlungI S P I E L E P L I C a T I O N SP L I C a T I O N S a P P L I C a T I O N S Going 3 ways with a single 4-channel amplifierP L I C a T I O N S Problema no hay sonido Indication DEL PowerP a N N a G E Indication signal LEDs Pas de son suiteNo hay sonido continuación Separation Problem no channelSound Distortionné Distorsionado KanaltrennungProblem Pfeifen und ZischenFeedback Effet Larsen Rückkopplungen Retroalimentación La technologie PowerWave PowerWave TechnologieLa tecnología PowerWave. Los Inner WorkingsCoefficient damortissement et le High-current design and specialTerminals, improving damping Devices are directly mounted toOutput Power in watts Technische Daten EspecificacionesDCA1644 Output Power in watts DCA1824DCA1222 DCA1622 DCA2422 DCA3022 DCA3422 Both channels drivenDCA1824 DCA1644 Shipping 27 lbs 12.3 kg Net 21 lbs 9.5 kg14.0 35.6 cm deep rack mounting to rear support ears Décharge Warranty InformationDisclaimer HaftungserklärungFacsimile Numbers Mailing addressTelephone Numbers World Wide Web Mail
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DCA 1222 specifications

The QSC Audio DCA 1222 is a powerful digital amplifier designed for professional audio applications. Known for its reliability and performance, the DCA 1222 is ideal for live sound, installations, and touring environments. This amplifier offers a seamless blend of advanced technologies and user-friendly features, making it a top choice among audio engineers and sound professionals.

One of the standout features of the DCA 1222 is its robust power handling capability. With a power output of 2,200 watts, it can drive a variety of speaker systems, making it versatile enough for different setups. The amplifier provides two channels, allowing for flexible system configurations. Each channel can deliver a solid 1,100 watts at 4 ohms, ensuring powerful audio output without distortion.

The DCA 1222 employs QSC’s exclusive PowerWave technology, which optimizes performance and efficiency. This technology ensures that the amplifier runs cool, even under high load, which is crucial for prolonged usage in demanding environments. Additionally, the Class D circuitry contributes to the lightweight design of the amplifier, facilitating easy transport and installation.

In terms of connectivity, the DCA 1222 comes equipped with a comprehensive array of input and output options. It features both XLR and TRS inputs, making it compatible with a wide range of audio sources. The output connectors are designed to work seamlessly with various speaker systems. Moreover, the amplifier includes a gain control for each channel, allowing users to fine-tune the audio levels according to the specific needs of their setup.

Built-in processing features enhance the overall functionality of the DCA 1222. It includes a selection of comprehensive crossovers, limiters, and equalization options, allowing for precise sound shaping. This level of control helps ensure optimal performance in different acoustic environments.

The amplifier also features an intuitive front-panel LCD display, providing real-time feedback on performance metrics such as output levels, temperature, and protection indicators. This user-friendly interface simplifies monitoring and allows for quick adjustments during live events.

In summary, the QSC Audio DCA 1222 is a powerhouse amplifier equipped with advanced technologies, high power output, extensive connectivity options, and user-friendly features. Its design and capabilities make it a reliable choice for professional audio applications, ensuring exceptional sound quality and performance in any setting.