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M X S P E C I F I C AT I O N S
Stereo Mode (both channels driven)
FTC 8 ohms
0.1% THD 20 Hz–20 kHz
4 ohms
0.1% THD 20 Hz–20 kHz
EIA 8 ohms
1% THD 1 kHz
4 ohms
1% THD 1 kHz
2 ohms
1% THD 1 kHz
(typical)
Bridge Mono Mode
FTC 8 ohms
0.1% THD 20 Hz–20 kHz
EIA 4 ohms
1% THD 1 kHz
(Typical)
Frequency Response
(20 Hz–20 kHz)
Input Sensitivity
(for full power @ 8 ohms)
Voltage Gain
Cooling
(rear-to-front airflow)
Weight
Normal Operation at 4Ω/ch(120 VAC)
All models
Distortion (SMPTE-IM)
Damping Factor
Dynamic Headroom
Noise
Input Impedance
Controls
Indicators
Connectors (each channel)
Amplifier Protection
Load Protection
Output Circuit Type
Power Requirements
Dimensions
MX 2000a , MX 3000a
*except on MX 700
**MX 700 uses single clip/protect LED
1675 MacArthur Boulevard
Costa Mesa, CA 92626
•
MX 700
150W
225W
170W
270W
350W
450W
700W
±0.5 dB
0.96 Vrms
35x (31 dB)
2-Speed Fan
25 lb (11.3 kg)
Less than 3.7 A
All models
Less than 0.05%
greater than 200
3 dB at 4 ohms
100 dB below rated output
10 KΩ unbalanced, 20 KΩ balanced
Front: AC Switch, Ch 1 and Ch 2 gain knobs
Back: Parallel/Stereo/Bridge Switch*
POWER:
SIGNAL:
CLIP:
PROT:
Input: 1/4" TRS and Barrier strip
Speakers: Touch-proof binding posts
Full short circuit
MX 700
AC coupled output. 2-second turn on and instant off muting.
All Others
On/off muting. DC-fault load grounding relay with internal fault fuses.
Complementary linear outputs: Class AB on MX 700, 2-Step Class H on MX 1500a & 2000a
3-Step Class H on MX 3000a
100, 120, 230 VAC, 50-60 Hz
19" (48.3 cm) rack mounting, 3.5" (8.9 cm) tall (2 rack spaces), 12.0" (30.5 cm) deep
MX 700
19" (48.3 cm) rack mounting, 3.5" (8.9 cm) tall (2 rack spaces), 17.9" (45.5 cm) deep
MX 1500a
19" (48.3 cm) rack mounting, 5.25" (13.3 cm) tall (3 rack spaces), 17.9" (45.5 cm) deep
†
Output AveragingTM short circuit protection (US Patent 4,321,554) Specifications subject to change without notice.
Ph: 800/854-4079 or 714/957-7100
•
MX 1500a
Continuous Average Output Power Per Channel
350W
500W
400W
600W
750W
Bridge-Mono Mode Operation
1000W
1500W
±0.15 dB
1.05 Vrms
50x (34 dB)
2-Speed Fan
42 lb (19.1 kg)
Less than 10.5 A
Green LED
Yellow LED, 1 per channel*
Red LED, 1 per channel
Red LED, 1 per channel**
†
, open circuit, ultrasonic, and RF protection. Stable into reactive or mismatched loads.
Fax: 714/754-6174 • www.qscaudio.com
•
MX 2000a
MX 3000a
450W
800W
650W
1200W
475W
825W
725W
1250W
1000W
1600W
1300W
2400W
2000W
3200W
+ 0.15 dB
±0.15 dB
1.07 Vrms
1.0 Vrms
56x (35 dB)
80x (38 dB)
2-Speed Fan
Variable Fan
54 lb (24.4 kg)
69 lb (31.2 kg)
Less than 12 A
Less than 12 A
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