C O N N E C T I O N S

C O N N E X I O N S A N S C H L Ü S S E

C O N E X I O N E S

 

 

 

 

Inputs

Entrées

Eingänge

Entradas

or

or

 

 

Each channel has an active balanced

Chaque canal est muni de prises

Jeder Kanal verfügt über electrisch

Cada canal tiene una entrada activa

ou

ou

 

 

"Euro-style" terminal block input with

XLR, ¼” (6.3 mm) et bloc détachable

symmetrierte XLR Anschlüsse,

balanceada "Euro-style" tipo

oder

oder

 

an impedance of 20K ohms balanced

“Euro-style” montés en parallèle,

6,3 mm Stereo-Klinken und

terminal de bloque, con una

ó

ó

 

 

 

 

 

 

or 10K ohms unbalanced. Two-

avec branchement symétrique.

Euroblock (Phönix) Anschlußstecker.

impedancia de 20k ohms balanceada

shield

 

 

 

channel models also have XLR and

L’impédance d’entrée est de 20k

Die Eingangsim-pedanz beträgt

y 10k ohms no balanceada. Los

 

 

 

¼-inch (6.3 mm) TRS jacks wired in

ohms en symétrique, et de 10k ohms

20 kOhm, symmetrisch und 10 kOhm

modelos de dos canales tienen

 

 

 

 

parallel to the terminal block input.

en branchement asymétrique.

unsymmetrisch.

además conectores XLR y TRS de 1/

 

 

 

 

Balanced signals are less prone to

Les signaux reçus en mode

Symmetrische Signale verursachen

4" (6.3mm), cableados en paralelo a

 

 

 

CH

la entrada de la terminal de bloque.

 

1

 

AC hum, but unbalanced signals can

symétrique sont moins sujets aux

weniger Brummproblem, wobei

 

 

 

MODE SWI

 

 

50 Hz

1

CLIP LIM

be suitable for short cable runs. The

ronflements dû aux interférences de

unsymmetrische Verbindungen

Las señales balanceadas son menos

 

 

30 Hz FIL

 

 

2

FILTER O

 

 

 

 

 

STEREO

3 4

PARALL

 

 

 

 

 

5

 

signal source's output impedance

réseau électrique (hum), alors que les

allerdings bei kurzen Kabelwegen

propensas a inducir zumbidos debido

 

BRIDGE MONO OFF

687

BRIDGE O

 

 

 

INPUTS

 

 

 

 

 

50 Hz

9

30 Hz FIL

 

 

 

 

 

 

10

FILTER O

should be less than 600 ohms to

branchements asymétriques peuvent

häufig ausreichen. Die

a la corriente alterna, pero para

 

 

 

MODE SWI

 

 

 

CLIP LIM

 

 

 

 

 

1

 

CH

avoid high frequency loss in long

convenir pour les courtes distances.

Quellimpedanz sollte dabei weniger

cables cortos pueden usarse señales

 

 

 

 

 

 

 

 

cables.

L'impédance de sortie de la source

als 600 ohms betragen, um einen

no balanceadas. La impedancia de

 

 

 

 

 

de signal devrait être de moins de

Höhenverlust bei längeren

salida debe ser menor de 600 ohms

 

 

 

 

 

600 ohms afin de réduire les pertes

Kabelwegen zu vermeiden.

para prevenir la pérdida de

 

 

 

 

 

en hautes fréquences avec de longs

 

frecuencias agudas en cables largos.

 

 

 

 

 

câbles.

 

 

18

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QSC Audio DCA 2422, DCA 1222, DCA 1644, DCA 1824, DCA 1622, DCA 3422, DCA 3022 user manual Inputs Entrées Eingänge Entradas

DCA 2422, DCA 1824, DCA 3022, DCA 1644, DCA 3422 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.