QSC DCA3422 Digital Cinema Power Amplifier – 3400W, Class H, PowerLight™ Technology, High-Fidelity Sound Performance
Product Overview
The QSC DCA3422 is a high-performance Class H digital cinema amplifier, designed for exceptional sound clarity and efficient power delivery. Featuring QSC’s exclusive PowerLight™ power supply, this amplifier ensures deep bass response, ultra-low distortion, and optimized power management for professional cinema applications.
With a stereo output of 700W per channel at 8Ω and 1100W per channel at 4Ω, the DCA3422 excels in standard configurations. In bridged mono mode, it reaches 1400W at 16Ω, 2200W at 8Ω, and 3400W at 4Ω, delivering ample power for high-demand audio systems.
Key Features
- Class H Amplification – Balances efficiency with low distortion for superior sound quality.
- Power Output: 700W per channel (8Ω), 1100W per channel (4Ω), 3400W bridged mono (4Ω).
- PowerLight™ Technology – Enhances bass response and improves efficiency.
- Ultra-Low Distortion & Hum-Free Noise Floor – Ensures crisp, distortion-free audio.
- Compact 3.5-Inch Profile – Ideal for rack-mounted installations.
- DataPort Interface – Seamlessly integrates with QSC DCP Digital Cinema Processors and DCM Digital Cinema Monitors.
- Patented Output Averaging™ Short Circuit Protection – Provides reliable operation in professional environments.
- Variable-Speed Fan Cooling – Back-to-front airflow ensures optimal temperature regulation.
- Neutrik Speakon® & Safety-Shrouded Barrier Strip Output Connectors – Secure, high-quality connectivity for professional setups.
- LED Status Indicators – Provides real-time metering and operational monitoring.
Technical Specifications
| Specification | Details |
|---|---|
| Power Output (8Ω, 20Hz–20kHz, 0.03% THD) | 700W per channel |
| Power Output (4Ω, 20Hz–20kHz, 0.05% THD) | 1100W per channel |
| Power Output (Bridged Mono, 16Ω, 20Hz–20kHz, 0.1% THD) | 1400W |
| Power Output (Bridged Mono, 8Ω, 20Hz–20kHz, 0.1% THD) | 2200W |
| Power Output (Bridged Mono, 4Ω, 1kHz, 1% THD) | 3400W |
| Signal-to-Noise Ratio (20Hz–20kHz, unweighted) | >107 dB |
| Input Sensitivity (Full Rated Power @ 8Ω) | 1.9V RMS (+7.8 dBu) |
| Input Sensitivity (Full Rated Power @ 4Ω) | 1.7V RMS (+6.8 dBu) |
| Output Circuitry | Class H |
| Distortion (SMPTE-IM) | <0.02% |
| Frequency Response (LF Filter Off) | 20Hz–20kHz ±0.2 dB |
| Damping Factor (1kHz and Below) | >500 |
| Input Impedance | 10kΩ unbalanced, 20kΩ balanced |
| Cooling System | Variable-speed fan, rear-to-front airflow |
| Connectors (Each Channel) | Input: 1/4" TRS, 3-pin XLR & terminal block; Output: Neutrik Speakon® & safety-shrouded barrier strip |
| Voltage Gain (8Ω) | 40x (32 dB) |
| Protection Features | Short circuit, open circuit, thermal, ultrasonic, and RF protection |
Box Dimensions & Weight
- Dimensions: 3.5" H x 19" W x 14" D (standard rack-compatible)
- Weight: 21 lbs
Ideal Applications
- Professional Cinemas
- Home Theater Systems
- Commercial Audio Installations
