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Q-SYS DCA2422 2-Channel Cinema Power Amplifier

Q-SYS DCA2422 2-Channel Cinema Power Amplifier

SoundPro Item: 119386 | Part Number: DCA2422

$1,675.00
$1,675.00 $1,675.00
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MSRP: $1,675.00 | MAP: $1,675.00

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  • 2-Step H Output Circuitry Maximizes Efficiency Across Low-Impedance Cinema Loads
  • DataPort Interface Enables Direct Integration With DCP And DCM Cinema Processors
  • Exclusive PowerLight Power Supply Sustains Extended Low-Frequency Output
  • Active Inrush Limiting Prevents Circuit Breaker Trips At Power-On
  • Gain Control Security Cover Guards Against Tampering In Unattended Installations
  • Patented Output Averaging Short Circuit Protection Safeguards Amplifier And Loads
  • Neutrik Speakon And Safety-Shrouded Barrier Strip Outputs Plus Monitor Panel Connectors
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The Q-SYS DCA2422 is a two-channel cinema power amplifier built for professional fixed-installation environments where headroom, reliability, and integration density are non-negotiable. Operating in 2-Step H output class, the DCA2422 delivers rated EIA power from 8Ω down to 2Ω and bridges cleanly into 8Ω mono loads, making it well-suited for main screen channels, surrounds, and subwoofer drive in commercial cinema and large-venue installed audio systems.

Where the DCA2422 separates itself from generic installed amplifiers is its DataPort interface, which enables direct integration with QSC DCP Digital Cinema Processors and DCM Digital Cinema Monitors — a critical advantage for cinema operators running networked or managed signal chains. The exclusive PowerLight power supply supports extended low-frequency output without rail sag, and the hum-free noise floor exceeds 108 dB SNR unweighted, preserving dynamic range in critical listening environments.

Designed with installation efficiency in mind, the DCA2422 fits standard 14-inch deep racks and occupies only 2U of vertical space, allowing high-density amplifier rooms without custom rack infrastructure. Active inrush limiting prevents circuit breaker trips at power-on, and the gain control security cover guards against tampering in unattended equipment rooms. Variable-speed rear-to-front fan cooling keeps the chassis quiet during dialogue-heavy program content while managing thermal load during demanding action sequences.

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Specifications

Audio
Power Output (8Ω, 20 Hz–20 kHz, 0.03% THD)
425 W per channel
Power Output (4Ω, 20 Hz–20 kHz, 0.05% THD)
700 W per channel
EIA Power @ 8Ω (1 kHz, 1% THD)
475 W
EIA Power @ 4Ω (1 kHz, 1% THD)
825 W
EIA Power @ 2Ω (1 kHz, 1% THD)
1200 W
Bridged Mono @ 16Ω (20 Hz–20 kHz, 0.1% THD)
850 W
Bridged Mono @ 8Ω (20 Hz–20 kHz, 0.1% THD)
1500 W
Bridged Mono @ 4Ω (1 kHz, 1% THD)
2400 W
Signal to Noise Ratio (20 Hz–20 kHz, unweighted)
> 108 dB
Input Sensitivity @ 8Ω
1.5 V rms (+5.5 dBu)
Input Sensitivity @ 4Ω
1.3 V rms (+4.6 dBu)
Frequency Response (LF filter off)
20 Hz–20 kHz, ± 0.2 dB; 8 Hz–50 kHz, +0/−3 dB
Damping Factor (1 kHz and below)
Greater than 500
Distortion SMPTE-IM
< 0.02%
Distortion THD (20 Hz–20 kHz, 10 dB below rated power)
Less than 0.01% @ 8 and 4Ω
Distortion THD (1.0 kHz and below, full rated power)
Less than 0.01% @ 8 and 4Ω
Input Impedance
10 kΩ unbalanced, 20 kΩ balanced
Input Clipping
10 V rms (+22 dBu)
Voltage Gain @ 8Ω
40x (32 dB)
Output Circuitry Class
2-Step H
Channels
2
Connectivity
Input Connectors (per channel)
1/4" TRS, 3-pin XLR, 3-pin detachable terminal block
Output Connectors (per channel)
Neutrik Speakon, safety-shrouded barrier strip, Monitor output
DataPort Connector
One HD15
Controls
Front Panel
AC switch, Ch. 1 and Ch. 2 recessed gain knobs
Rear Panel DIP Switches
Clip Limiter on/off per channel; LF Filter on/off per channel; LF Filter Freq 30 or 50 Hz per channel; Inputs Parallel or Stereo; Bridge Mode
Indicators
Per Channel LEDs
CLIP/PROT (Red); LEVEL -10 dB (Green); LEVEL -20 dB (Green); SIGNAL -35 dB (Green); BRIDGED (Yellow); PARALLEL INPUTS (Yellow); POWER (Green)
Construction
Cooling
Variable-speed fan, rear-to-front air flow
Amplifier Protection
Full short circuit, open circuit, thermal, ultrasonic, and RF protection; stable into reactive or mismatched loads
Load Protection
On/off muting, DC-fault power supply shutdown
Dimensions
Dimensions HWD (inches)
3.5 x 19 x 14
Dimensions HWD (mm)
89 x 483 x 356
Weight
Net Weight
21 lbs (9.5 kg)
Identifiers
Model
DCA2422

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