
15
EN
TD-000077-00-K
2-Channel Low-Impedance Models
CX302
CX502
CX702
CX902
CX1102
Output Power (Watts)
20 - 20k Hz, 0.03% THD, 8 Ohms/Ch.
200
300
425
550
700
20 - 20k Hz, 0.05% THD, 4 Ohms/Ch.
325
500
700
900
1100
1k Hz, 1.0% THD (EIA), 8 Ohms/Ch.
215
325
475
625
1k Hz, 1.0% THD (EIA), 4 Ohms/Ch.
375
550
825
1050
1k Hz, 1.0% THD (EIA), 2 Ohms/Ch.
600
800
1200
1500
1700
Bridge Mono, 20 - 20k Hz, 0.1% THD, 16 Ohms
400
600
850
1100
1400
Bridge Mono, 20 - 20k Hz, 0.1% THD, 8 Ohms
700
1000
1500
2000
Bridge Mono, 1k Hz, 1.0% THD, 8 Ohms
Bridge Mono, 1k Hz, 1.0% THD, 4 Ohms
1200
1600
2400
3000
3400
Distortion, SMPTE-IM
<0.01%
<0.01%
<0.02%
<0.02%
<0.02%
Frequency Response
20 - 20k Hz, ±0.2dB at 10dB below rated output power, all models (-3dB points: 8 Hz and 100 kHz)
Signal To Noise, Unweighted, 20 - 20K Hz
-106 dB
-107 dB
-106 dB
-104 dB
-106 dB
Voltage Gain
31.5x (30dB)
40.0x (32dB)
50.5x (34dB)
56.6x (35dB)
56.6x (35dB)
Input Sensitivity, Vrms
For Rated Power Into 8 Ohms
For Rated Power Into 4 Ohms
1.26 (+4.2dBu)
1.14 (+3.4dBu)
1.23 (+4.0dBu)
1.12 (+3.2dBu)
1.16 (+3.5dBu)
1.05 (+2.6dBu)
1.17 (+3.6dBu)
1.06 (+2.7dBu)
1.35 (+4.8dBu)
1.17 (+3.6dBu)
Output Circuit Type
AB
AB
H
H
H
Input Impedance
6k ohms unbalanced, 12k ohms balanced, all models
Dynamic Headroom
2 dB at 4 Ohms, all models
Damping Factor
>500 at 8 Ohms, all models
Amplifier Protection
Short circuit, open circuit, thermal, ultrasonic and RF protection. Stable into reactive or mismatched loads
Cooling
Continuously variable speed fan; back-to-front air flow through heat sink tunnel
Controls
Front
Back
AC POWER switch, gain controls (1 control per channel, 21 detents)
10-position DIP switch with Clip Limiter (1 per Ch.), LF Filter on/off (1 per Ch.) LF filter select: 33 or 50 Hz (1 per Ch.), Stereo/
Parallel/Bridge mode selection switches
Led Indicators
POWER (green, 1 each), SIGNAL, -10dB, -20dB (green, 1 each per Ch.), CLIP (red, 1 each per channel), BRDG and PAR
(yellow, 1 each)
Connectors
Input
Output
Other
3-pin terminal blocks ("euro" or "Phoenix" type) and XLRs (pin 2 positive)
barrier strip connectors with protective shroud
QSC DataPort connector (supports full “V1”feature set)
Load Protection
Turn-on/turnoff muting, AC coupling (DC fault blocking), Clip limiting.
Power Requirements
Refer to rear panel serial number label. Configured at factory for 100, 120 or 220-240 VAC, 50- 60 Hz.
Dimensions
19.0" (48.3 cm) W, 3.5" (8.9 cm) H, 14" (35.6 cm) D (from front mounting rails, including rear support ears)
Weight
21 pounds (9.5 kg) net; 27 pounds (12.3 kg) shipping