Manuals / QSC Audio / Home Audio / Stereo Amplifier

QSC Audio DCA 1222, DCA 1644, DCA 1824 Technische Daten Especificaciones, Output Power in watts

Models: DCA 2422 DCA 1824 DCA 3022 DCA 1644 DCA 3422 DCA 1622 DCA 1222

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S P E C I F I C A T I O N S

 

S P É C I F I C A T I O N S

 

TECHNISCHE DATEN

ESPECIFICACIONES

 

 

DCA1222

DCA1622

DCA2422

DCA3022

DCA3422

 

OUTPUT POWER in watts

 

 

 

 

 

 

 

 

 

FTC: 20 Hz–20 kHz @ 0.03% THD,

 

 

 

 

 

 

 

 

 

all channels driven

 

 

 

 

 

 

 

 

 

8 ohms per channel

200

300

 

425

 

550

700

 

FTC: 20 Hz–20 kHz @ 0.05% THD,

 

 

 

 

 

 

 

 

 

all channels driven

 

 

 

 

 

 

 

 

 

4 ohms per channel

325

500

 

700

 

900

1100

 

EIA: 1 kHz @ 1% THD, one channel driven

 

 

 

 

 

 

 

 

 

8 ohms per channel

215

325

 

475

 

625

800

 

4 ohms per channel

375

550

 

825

 

1050

1250

 

2 ohms per channel

600

800

 

1200

 

1500

1700

 

Bridge Mono:

 

 

 

 

 

 

 

 

 

16 ohms, 20 Hz–20 kHz, 0.1% THD

400

600

 

850

 

1100

1400

 

8 ohms, 20 Hz–20 kHz, 0.1% THD

700

1000

1500

 

2000

2200

 

4 ohms, 1 kHz, 1% THD

1200

1600

2400

 

3000

3400

 

DYNAMIC HEADROOM

2 dB @ 4 ohms

 

 

 

 

 

 

 

 

DISTORTION

 

 

 

 

 

 

 

 

 

SMPTE-IM

< 0.01%

< 0.01%

< 0.02%

 

< 0.02%

< 0.02%

 

FREQUENCY RESPONSE

20 Hz–20 kHz, ±0.15 dB

 

 

 

 

 

 

(at 10 dB below rated output power)

-3 dB points: 5 Hz and 100 kHz

 

 

 

 

 

 

DAMPING FACTOR

> 500 @ 8 ohms

 

 

 

 

 

 

 

 

NOISE (unweighted 20 Hz to 20 kHz, below rated output)

106 dB

107 dB

108 dB

107 dB

107 dB

 

VOLTAGE GAIN

40× (32 dB)

 

 

 

 

 

 

 

 

INPUT SENSITIVITY, V RMS

 

 

 

 

 

 

 

 

 

full rated power @ 8 ohms

1.0v (+2.2 dBu)

1.2v (+3.9 dBu)

1.5v (+5.5 dBu)

1.7v (+6.8 dBu)

1.9v (+7.7 dBu)

 

full rated power @ 4 ohms

0.9v (+1.3 dBu)

1.1v (+3.2 dBu)

1.3v (+4.6 dBu)

1.5v (+5.7 dBu)

1.7v (+6.6 dBu)

 

INPUT IMPEDANCE

10K ohms unbalanced

 

 

 

 

 

 

 

20K ohms balanced

 

 

 

 

 

 

# OF CHANNELS

2

2

 

 

2

 

2

2

 

CONTROLS

Front: AC switch, Ch. 1 and Ch. 2 gain knobs with 21 detents

 

 

 

 

Rear: 10-position DIP switch

 

 

 

 

 

 

INDICATORS

POWER:

Green LED

CLIP:

Red LED, 1 per channel

 

 

 

 

PARALLEL:

Yellow LED

-10 dB:

Green LED, 1 per channel

 

 

 

BRIDGED:

Yellow LED

-20 dB:

Green LED, 1 per channel

 

 

 

SIGNAL:

Green LED, 1 per channel

 

 

 

 

 

CONNECTORS

Input: XLR and ¼" (6.3 mm) TRS, tip and pin 2 positive; detachable "Euro-style" terminal blocks

 

 

 

Output: Barrier strip and Neutrik Speakon™

 

 

 

 

 

 

HD-15 female connector for QSControl, DCM Digital Cinema Monitor, or accessories (XC-3, LF-3, or SF-3)

 

 

COOLING

Forced-air, with variable-speed fan; back-to-front air flow

 

 

 

AMPLIFIER PROTECTION

Full short circuit, open circuit, thermal, ultrasonic, and RF protection

 

 

 

 

Stable into reactive or mismatched loads

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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QSC Audio DCA 1222, DCA 1644, DCA 1824, DCA 1622, DCA 2422, DCA 3422 Technische Daten Especificaciones, Output Power in watts
Page 34 Page 36

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.