| 8Ω, 20 Hz–20 kHz, 0.05% THD |
Continuous Avg. output per channel
250 W |
Continuous Avg. output per channel
170 W |
| 4Ω, 20 Hz–20 kHz 0.1% THD |
400 W (1 kHz) |
250 W |
EIA: 1 kHz, 1% THD @
4Ω
2Ω |
450 W
not rated |
–
450 W |
| BRIDGED MONO MODE |
|
| 16Ω, 20 Hz–20 kHz, 0.1% THD |
500 W |
340 W |
| 8Ω, 20 Hz–20 kHz, 0.1% THD |
800 W (0.1% THD, 1 kHz) |
500 W |
| 4Ω, 1 kHz, 1% THD |
not rated |
900 W |
Signal to Noise
20 Hz–20 kHz, unweighted |
– 105 dB |
– 105 dB |
Input Sensitivity
full rated power @ 8 ohms |
1.12 V rms |
0.93 V rms |
Input Sensitivity
full rated power @ 4 ohms |
1.0 V rms |
0.8 V rms |
| Output Circuitry Class Type |
AB+B |
AB+B |
| Distortion (SMPTE-IM) |
< 0.01% |
< 0.01% |
|
BOTH MODELS |
Distortion (Typical)
20 Hz–20 kHz: 10 dB below rated power
1.0 kHz and below: full rated power |
Less than 0.02% THD @ 8 and 4 ohms
Less than 0.02% 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: 3-pin detachable terminal blocks
Output: Safety-shrouded barrier strip, including monitor output
DataPort: One HD15 per pair of channels
|
| Voltage Gain at 8 ohms |
40x (32 dB)
|
| Controls |
Front: AC switch, Ch. 1,2,3 and 4 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 ON: 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) |
SF-3 Subwoofer Filter, an adjustable highpass filter for subwoofers
LF-3 Low Frequency Filter, used with the XC-3 for tri-amp applications
|
