Overview

FEATURES

• Active Inrush Limiting - won't blow circuit breakers at turn-on (a QSC cinema exclusive!)
• Both speaker and monitor panel outputs (a QSC cinema exclusive!)
• Exclusive PowerLight power supply for great bass (a QSC cinema exclusive!)
• A hum-free noise floor and ultra-low distortion
• Only 3.5 inches high; even the most powerful systems can be built with only one rack
• DataPort interface for DCP Digital Cinema Processors and DCM Digital Cinema Monitors - a QSC cinema exclusive!
• Patented Output Averaging™ short circuit protection
• 14-inch deep - works with standard depth racks for lower cost and less floor space
• Only 21 pounds, for easier racking and shipping - no need to remove amps from pre-wired systems before shipping
• Gain control security cover protects amp against tampering and misadjustment
• Variable-speed fan cooling and back-to-front air flow
• Neutrik Speakon® and safety-shrouded barrier strip output connectors
• LED indicators for metering, status, and operating mode (a QSC cinema exclusive!)

Specifications

• 8Ω, 20 Hz–20 kHz, 0.03% THD: 300 W
• 4Ω, 20 Hz–20 kHz 0.05% THD: 500 W
• EIA: 1 kHz, 1% THD @
• 8Ω: 350 W
• 4Ω: 600 W
• 2Ω: 800 W
• BRIDGED MONO MODE
• 16Ω, 20 Hz–20 kHz, 0.1% THD: 600 W
• 8Ω, 20 Hz–20 kHz, 0.1% THD: 1100 W
• 4Ω, 1 kHz, 1% THD: 1600 W
• Signal to Noise 20 Hz–20 kHz, unweighted: > 107 dB
• Input Sensitivity full rated power @ 8 ohms: 1.2 V rms, +3.9 dBu
• Input Sensitivity full rated power @ 4 ohms: 1.1 V rms, +3.2 dBu
• Output Circuitry Class Type: AB
• Distortion (SMPTE-IM): < 0.01%
• Distortion (Typical)
• 20 Hz–20 kHz: 10 dB below rated power: Less than 0.01% THD @ 8 and 4 ohms
• 1.0 kHz and below: full rated power: Less than 0.01% THD @ 8 and 4 ohms
• Frequency Response: (LF filter switched off): 20 Hz–20 kHz, ± 0.2 dB, 8 Hz–50 kHz, + 0/-3 dB
• Damping Factor 1 kHz and below: Greater than 500
• Input Impedance: 10 kΩ unbalanced, 20 kΩ balanced
• Input Clipping: 10 V rms (+22 dBu)
• Cooling: Variable-speed fan, rear-to-front air flow
• Connectors, each channel
• Input: 1/4" TRS, 3-pin XLR & 3-pin detachable terminal block
• Output: Neutrik Speakon® and safety-shrouded barrier strip, including Monitor output
• DataPort: One HD15
• Voltage Gain at 8 ohms: 40x (32 dB)
• Controls
• Front: AC switch, Ch. 1 and Ch. 1 recessed gain knobs
• Rear: DIP switch (Clip Limiter on/off, each channel; LF Filter on/off, each channel; LF Filter Freq select 30 or 50
• Hz, each channel; Inputs Parallel or Stereo; Bridge Mode)
• Indicators
• 1 each per channel:
• CLIP/PROT: Red LED
• LEVEL -10 dB: Green LED
• LEVEL -20 dB: Green LED
• SIGNAL -35 dB: Green LED
• BRIDGED: Yellow LED
• PARALLEL INPUTS: Yellow LED
• POWER: Green LED
• 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 (HWD) inches: 3.5 x 19 x 14
• Dimensions (HWD) mm: 89 x 483 x 356
• Weight: 21 lb (9.5 kg) net
• Optional Accessories Download the Cinema Accessories for DCA Amps User Manual (PDF 410k)
• XC-3 Cinema Crossover, for bi-amp applications with all commonly used cinema speakers
• SF-3 Subwoofer Filter, an adjustable highpass filter for subwoofers
• LF-3 Low Frequency Filter, used with the XC-3 for tri-amp applications