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8Ω Stereo Power †
4Ω Stereo Power †
8Ω Bridged Power †
Max RMS Output Voltage
(each channel)
Peak Output Voltage (each channel)
Frequency Response (+0/-0.3dB, 1W/8Ω)
Power Bandwidth (Rated power at 4Ω, 1% THD+N)
TourClass Protection
THD+N
(rated power at 4Ω, 1kHz)
SMPTE IMD (rated power at 8Ω, 60Hz & 7kHz)
Damping Factor (10-400Hz at 8Ω)
Input CMRR (1 kHz)
Input Sensitivity (rated power at 8Ω)
Voltage Gain
Input Impedance
(balanced/unbalanced)
Hum & Noise (“A” weighted, full power at 4Ω)
Crosstalk (“A” weighted, full power at 4Ω)
Class
Input Connectors
(per channel)
Output Connectors (per channel)
Filter Storage
Power Supply
(factory configured)
Idle Current Draw (120V)
1/8 Power Curr. Draw (typical music, 120V/4Ω)
1/3 Power Curr. Draw (continuous music, 120V/4Ω)
Max Curr. Draw (circuit breaker rating, 120V/4Ω)
Thermal Emissions (1/8 Power, 4Ω)
Thermal Emissions (1/3 Power, 4Ω)
Cooling
Controls
LED Indicators
(per channel)
Construction
Dimensions
(Height x Width x Depth to rear rack ears)
Gross Weight, Net Weight
Warranty
230 Watts
400 Watts
800 Watts
52.3V
74V
10Hz-20kHz, -3dB @ 165kHz
20Hz-20kHz
ACL, IGM, AutoRamp, short circuit,
DC voltage, turn-on/off transient, current
inrush, sub/ultrasonic input.
<1.0%
<0.1%
>1000:1
> - 64dB
1.0 V
X40
>20kΩ/>10kΩ
-105 dB
> - 60 dB
AB
TRS (tip +) & Barrier Strip
5-way binding posts or Speakon
(market dependent)
38,000 µF
100V-240V, 50-60Hz
2.0A
7.2A
10A
15.0A
2000 BTU/hr
2900 BTU/hr
Front to Side, one 110 CFM, 2-Speed fan
Front panel: magnetic circuit
breaker/power switch. Rear Panel: 2 atten-
uators, mode select switch.
1 Clip, 1 Signal per channel, Protect,
Active
14 gauge steel
5.25" x 19" x 12" / 133 x 483 x 305mm
46 lbs. / 20.9 kg., 44 lbs. / 20.0 kg.
5 years*
300 Watts
550 Watts
1000 Watts
55.9V
79V
10Hz-20kHz, -3dB @ 165kHz
20Hz-20kHz
ACL, IGM, AutoRamp, short circuit,
DC voltage, turn-on/off transient, current
inrush, sub/ultrasonic input.
<1.0%
<0.1%
>1000:1
> - 64dB
1.0V
X46.6
>20kΩ/>10kΩ
-105 dB
> - 60 dB
AB
TRS (tip +) & Barrier Strip
5-way binding posts or Speakon
(market dependent)
36,000 µF
100V-240V, 50-60Hz
2.0A
8.6A
12.4A
18.0A
2400 BTU/hr
2900 BTU/hr
Front to Side, one 110 CFM, 2-Speed fan
Front panel: magnetic circuit
breaker/power switch. Rear Panel: 2 atten-
uators, mode select switch.
1 Clip, 1 Signal per channel, Protect,
Active
14 gauge steel
5.25" x 19" x 13.33" / 133 x 483 x 339mm
46 lbs. / 20.9 kg., 43 lbs. / 19.5 kg.
5 years*
400 Watts
750 Watts
1500 Watts
70.7V
100V
10Hz-20kHz, -3dB @ 165kHz
20Hz-20kHz
ACL, IGM, AutoRamp, short circuit,
DC voltage, turn-on/off transient, current
inrush, sub/ultrasonic input.
<1.0%
<0.1%
>1000:1
> - 64dB
1.22V
X46.6
>20kΩ/>10kΩ
-105 dB
> - 60 dB
H
TRS (tip +) & Barrier Strip
5-way binding posts or Speakon
(market dependent)
50,000 µF
100V-240V, 50-60Hz
1.8A
4.3A
8.5A
21.0A
3100 BTU/hr
4400 BTU/hr
Front to Side, one 110 CFM, 2-Speed fan
Front Panel: magnetic circuit
breaker/power switch. Rear Panel: 2 atten-
uators, mode select switch.
1 Clip, 1 Signal per channel, Protect,
Active
14 gauge steel
5.25" x 19" x 13.33" / 133 x 483 x 339mm
49 lbs. / 22.2 kg., 46 lbs / 20.9 kg.
5 years*
Multiplex 900 Multiplex 1100 Multiplex 1500
† Power figures are watts per channel, both channels driven, 1kHz, <.1% THD .
* 3-Year Warranty with 2 additional years is Registration Card is sent to Crest Audio. (USA, UK, Canada, and certain other countries).
Crest Audio reserves the right to make improvements in manufacturing or design which may affect specifications. ©1998 Crest Audio Inc. 6/8/98
Appendix A - Multiplex Series Specifications
Page A.1 Crest Audio Multiplex Series Power Amplifiers