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Appendix B Crest Audio Pro Series Power Amplifiers
1kHz, <0.02% THD+N 20Hz-20kHz, <0.1% THD+N
1200W 1100W
2200W 2050W
4400W 4100W
3300W 3000W
6600W 6000W
114V
161V
20 Hz-20 kHz, -3dB @ 53kHz
20 Hz-20 kHz, +0/-0.2dB
Clip Limit, IGM, AutoRamp, High Temp, short-circuit,
DC voltage, turn-on/off transient, sub/ultrasonic input.
<0.02%
0.05%
200:1
>60 dB
2.26V RMS
X40
>20kΩ
> -100 dB
> -60dB
H
Female XLR Input (pin 3+), Octal Socket.
Single screw solderless copper output lugs.
46,000 µF
120V, 60Hz
2.0A
16.2A
30.0A
65.0A
3850 BTU/hr
7700 BTU/hr
Rear to front tunnel heatsink, variable speed DC fan, 140 CFM max.
Front panel: 2 attenuators, circuit breaker/power switch;
Rear panel: mode switch, signal ground lift jumper.
Clip/Limit, Signal, Temp/DC, Active
12 ga. steel chassis, 0.187" (5mm) aluminum front panel
5 1/4" x 19" x 19.5", 133mm x 483mm x 496mm
115 lbs (52.21 kg.), 110 lbs (49.94 kg.)
5 years, parts and labor†
8Ω Stereo Power
4Ω Stereo Power
8Ω Bridged Mono Power
2ΩStereo Power
4Ω Bridged Mono 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)
Protection Circuitry
THD+N
(rated power at 4Ω, 1kHz)
SMPTE IMD (rated power at 8Ω, 60Hz & 7kHz)
Damping Factor (10-400Hz at 8Ω)
Input CMRR (1kHz)
Input Sensitivity (rated power at 4Ω )
Voltage Gain
Input Impedance
(balanced)
Hum and Noise (“A” weighted, full power, 4Ω)
Crosstalk (“A” weighted, full power, 4Ω)
Class
Input Connectors
(per channel)
Output Connectors (per channel)
Filter Storage
Standard Power Supply
(USA)
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)
Gross Weight, Net Weight
Warranty
† USA, Canada, U.K., and many other countries. Power figures are watts per channel, both channels driven. Crest Audio reserves the
right to make improvements in manufacturing or design which may affect specifications. Crest Audio specification literature is available
in downloadable PDF file format; visit our website at http://www.crestaudio.com. ©1997 Crest Audio Inc. 12/15/97
Appendix B - General Amplifier Specifications (Model 9001)