Stereo Mode (both channels driven)

8Ω FTC 0.1% THD
8Ω EIA 0.1% THD
4Ω FTC 0.1% THD
4Ω EIA 0.5% THD
2Ω EIA 1% THD

70V Direct EIA 1% THD
100V Direct EIA 1% THD

FTC:20 Hz–20 kHz after preconditioning
EIA:1 kHz

185 W
200 W
280 W
300 W
430 W

–
–

260 W
300 W
400 W
500 W
700 W

–
–

450 W
500 W
650 W
800 W
1200 W

400 W
–

1050 W
1100 W
1600 W
2000 W*
2500 W

2500 W
1000 W

Bridge Mono Mode
8Ω FTC, 0.1% THD
8Ω EIA, 0.1% THD
4Ω EIA, 1% THD

70V Direct Drive EIA, 1% THD
100V Direct Drive EIA, 1% THD

FTC: 20 Hz–20 kHz after preconditioning; both channels driven simultaneously
EIA: 1 kHz

530 W
600 W
830 W

600 W
–

800 W
900 W
1400 W

1200 W
600 W

1300 W
1500 W
2400 W

2000 W
2300 W

3200 W
3600 W
5000W

5000 W
3600 W

Signal to Noise (20 Hz–20 kHz, 8Ω)

> 100 dB

Input Sensitivity into 8Ω

1.15 V (+3.4 dBu)

1.14 V (+3.4 dBu)

1.23 V (+4.0 dBu)

1.42 V (+5.3 dBu)

Max Voltage Gain

31.6× (30 dB)

40× (32 dB)

46× (33 dB)

64× (36 dB)

Output Circuitry

Class AB

Class AB

2-tier Class H

3-tier Class H

Current Draw (pink noise program)
Typical, 1/8 power 4Ω, 120 V
Typical, 1/8 power 4Ω, 230 V
Severe, 1/3 power 4Ω, 120 V
Severe, 1/3 power 4Ω, 230 V

4.4 A
2.2 A
6.6 A
3.3 A

5.4 A
2.7 A
9.6 A
4.8 A

6.3 A
3.2 A
15.6 A
7.8 A

13.9 A
7 A
26.9 A
13.5 A

Distortion (SMPTE-IM)

< 0.02%

< 0.01%

< 0.01%

< 0.01%

Distortion (typical)
20 Hz–20 kHz: 10 dB below rated power
1.0 kHz and below: full rated power

< 0.03% THD / 4Ω and 8Ω
< 0.03% THD / 4Ω and 8Ω

Frequency Response

20 Hz–20 kHz: ±1 dB; -3 dB points: 5 Hz and 50 kHz

Damping Factor (1 kHz and below)

> 300 at 8Ω

Input Impedance

10 kΩ unbalanced, 20 kΩ balanced

Input Clipping

10 V rms (+22 dBu)

Cooling

Continuously variable-speed fan, rear-to-front air flow

Connectors (each channel)

Input: Active balanced; barrier strip, XLR and ¼” (6.3 mm) – TRS tip and XLR pin 2 positive
Output: Detachable terminal block and Neutrik™ Speakon™

Controls

Front: AC switch, Channels 1 & 2 gain knobs
Rear: 10-position DIP switch

Indicators

Power-on: Green LED / Signal: Green LED (1 per channel) / Clip: Red LED (1 per channel)

Amplifier Protection

Stable into reactive or mismatched loads

Load Protection

On/off muting, AC coupling (CMX 300Va and CMX 500Va), triac crowbar (CMX 800Va and CMX 2000Va on each channel)

Power Requirements

120 or 230 VAC, 50 – 60 Hz

Dimensions (HWD)
2 RU models

3 RU model (CMX 2000Va)

3.5″ (8.9 cm) 2 rack spaces x 19″ (48.3 cm) rack mounting x 15.9″ (40 cm) deep to rear support ears
5.25″ (13.3 cm) 3 rack spaces x 19″ (48.3 cm) rack mounting x 15.9″ (40 cm) deep to rear support ears

Weight – Net

35 lb (15.9 kg)

40 lb (18.2 kg)

44.5 lb (20.2 kg)

75 lb (33.1 kg)

Weight – Shipping

41 lb (18.6 kg)

46 lb (20.9 kg)

50.5 lb (23 kg)

87 lb (37.2 kg)