DCA 1622
2-Channel Power Amplifier
FEATURES
- Active Inrush Limiting - won't blow circuit breakers at turn-on
- Both speaker and monitor panel outputs
- Exclusive PowerLight power supply for great bass
- 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
- 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
SPECIFICATIONS | DCA 1222 | DCA 1622 | DCA 2422 | DCA 3022 | DCA 3422 |
8Ω, 20 Hz–20 kHz, 0.03% THD | 200 W | 300 W | 425 W | 550 W | 700 W |
4Ω, 20 Hz–20 kHz 0.05% THD | 325 W | 500 W | 700 W | 900 W | 1100 W |
EIA: 1 kHz, 1% THD @ 8Ω 4Ω 2Ω | 215 W 375 W 600 W | 350 W 600 W 800 W | 475 W 825 W 1200 W | 625 W 1050 W 1500 W | 800 W 1250 W 1700 W |
BRIDGED MONO MODE | |||||
16Ω, 20 Hz–20 kHz, 0.1% THD | 400 W | 600 W | 850 W | 1100 W | 1400 W |
8Ω, 20 Hz–20 kHz, 0.1% THD | 700 W | 1100 W | 1500 W | 2000 W | 2200 W |
4Ω, 1 kHz, 1% THD | 1200 W | 1600 W | 2400 W | 3000 W | 3400 W |
Signal to Noise 20 Hz–20 kHz, unweighted | > 106 dB | > 107 dB | > 108 dB | > 107 dB | > 107 dB |
Input Sensitivity full rated power @ 8 ohms | 1.0 V rms +2.2 dBu | 1.2 V rms +3.9 dBu | 1.5 V rms +5.5 dBu | 1.7 V rms +6.8 dBu | 1.9 V rms +7.8 dBu |
Input Sensitivity full rated power @ 4 ohms | 0.9 V rms +1.3 dBu | 1.1 V rms +3.2 dBu | 1.3 V rms +4.6 dBu | 1.5 V rms +5.7 dBu | 1.7 V rms +6.8 dBu |
Output Circuitry Class Type | AB | AB | 2-Step H | 2-Step H | 2-Step H |
Distortion (SMPTE-IM) | < 0.01% | < 0.01% | < 0.02% | < 0.02% | < 0.02% |
ALL MODELS | |||||
Distortion (Typical) 20 Hz–20 kHz: 10 dB below rated power 1.0 kHz and below: full rated power | Less than 0.01% THD @ 8 and 4 ohms 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 |
POWER PER CHANNEL, STEREO MODE, both channels driven
CURRENT CONSUMPTION | DCA 1222 | DCA 1622 | DCA 2422 | DCA 3022 | DCA 3422 | |
Idle current (no audio program material) | 0.8 A | 0.9 A | 0.9 A | 0.9 A | 0.9 A | |
1/8 Power (Pink Noise) (typical of program material at maximum unclipped or rarely clipping power) | 8 ohms 4 ohms 2 ohms | 3.8 A 6.0 A 9.6 A | 5.6 A 9.0 A 14.0 A | 5.0 A 7.9 A 11.8 A | 6.0 A 9.5 A 14.0 A | 7.6 A 11.6 A 16.6 A |
1/3 Power (Pink Noise) (typical of program material with severe clipping) | 8 ohms 4 ohms 2 ohms | 5.4 A 8.9 A 14.3 A | 8.0 A 13.3 A 21.0 A | 8.4 A 13.5 A 22.0 A | 11.0 A 17.0 A 27.0 A | 13.1 A 20.0 A 30.4 A |
Note: values are for 120 VAC; multiply values by 0.5 for 230V units |
THERMAL LOSSES (ALL MODELS) | |||||||||
Idle | 1/8 Power (pink noise) | 1/3 Power (pink noise) | Full Power (sine) | ||||||
Model | Load | BTU/hr | kcal/hr | BTU/hr | kcal/hr | BTU/hr | kcal/hr | BTU/hr | kcal/hr |
DCA1222 | 8 ohms + 8 ohms 4 ohms + 4 ohms 2 ohms + 2 ohms | 200 200 200 | 50 50 50 | 565 995 1740 | 145 250 440 | 720 1245 2255 | 180 315 570 | 715 1295 2425 | 180 325 610 |
DCA1622 | 8 ohms + 8 ohms 4 ohms + 4 ohms 2 ohms + 2 ohms | 165 165 165 | 40 40 40 | 910 1570 2560 | 230 395 645 | 1130 1945 3470 | 285 490 875 | 1090 1875 3585 | 275 475 905 |
DCA2422 | 8 ohms + 8 ohms 4 ohms + 4 ohms 2 ohms + 2 ohms | 200 200 200 | 50 50 50 | 790 1310 2255 | 200 330 570 | 1080 1910 3190 | 275 480 805 | 1245 2320 4610 | 315 585 1160 |
DCA3022 | 8 ohms + 8 ohms 4 ohms + 4 ohms 2 ohms + 2 ohms | 220 220 220 | 55 55 55 | 900 1525 2305 | 225 385 580 | 1415 2560 4265 | 355 645 1075 | 1705 3070 5835 | 430 775 1470 |
DCA3422 | 8 ohms + 8 ohms 4 ohms + 4 ohms 2 ohms + 2 ohms | 225 225 225 | 57 57 57 | 1195 2135 3975 | 300 540 1000 | 1760 2335 5210 | 445 590 1315 | 2050 3755 NA | 515 945 NA |
All specifications are subject to change without notice.