Frequency Response; Power Consumption - Crest Audio CPX1500 Owner's Manual

Specifications
RATED OUTPUT POWER:
Stereo mode (EIA both channels driven)
2 ohms EIA, 1 kHz, 1% THD
4 ohms EIA, 1 kHz, 0.1% THD
8 ohms EIA, 1 kHz, 0.1% THD
Bridge mode, mono
4 ohms EIA, 1 kHz, 1% THD
8 ohms EIA, 1 kHz, 0.1% THD
HUM & NOISE:
Stereo mode, below rated
output power, 4 ohms
DISTORTION: SMPTE-IM
INPUT SENSITIVITY & IMPEDANCE:
@ rated output power, 4 ohms
Balanced, TRS ¼" phone jack
Balanced, XLR (pin 2 positive)
Overall system gain per channel
DISTORTION: (THD, typical value)
Stereo mode, both channels driven, 4 ohms
20 Hz to 20 kHz, 10 dB below rated power
20 Hz to 2 kHz, at full rated power

FREQUENCY RESPONSE:

Stereo mode, both channels driven
+0, -1 dB @ 1 W RMS, 4 ohms
+0, -3 dB @ rated output, 4 ohms
DAMPING FACTOR: (Typical value)
Stereo mode, both channels driven
8 ohms, 1 kHz

POWER CONSUMPTION:

Stereo mode, both channels driven
@ 1/8 rated output power, 4 ohms
TOPOLOGY:
WEIGHT:
FEATURE SET:
GCL COMPRESSION
COOLING SYSTEM
LOW CUT FILTER
CROSSOVER
INPUTS
CROSSOVER OUTPUTS
AMPLIFIER OUTPUTS
LED INDICATORS
AMP PROTECTION
LOAD PROTECTION
MAINS VOLTAGES AVAILABLE
DIMENSIONS
Specifications subject to change without notice
CPX 900
450 W RMS/chan
300 W RMS/chan
180 W RMS/chan
900 W RMS
600 W RMS
100 dB, unweighted
Less than 0.01%
0.87 V RMS (-1.2 dBV) 1.12 V RMS (+1dBV)
10 K ohms per leg
10 K ohms per leg
40X (+32 dB)
Less than 0.03%
Less than 0.03%
20 Hz to 20 kHz
5 Hz to 50 kHz
Greater than 300
5.0 ARMS @ 120 VAC 7.0 ARMS @ 120 VAC 7.0 ARMS @ 120 VAC
Class AB
40 lbs (18.2 kg)
All Models (++ indicates each channel)
Automatic, switchable with LED indicator
Two-speed DC fan, air flow back to front
-3 dB @ 40 Hz, 12 dB per octave
150 Hz, 4-pole Linkwitz-Riley approximation
Electronic balanced; Barrier Strip, XLR, TRS ¼" (6.3 mm)
Low/Thru and High, TS ¼" (6.3 mm)
Speakons for Chan A, Chan B & Bridge; Binding Posts
Red, GCL™/clipping; Yellow, signal; Green, power
Full short circuit, open circuit; over-temp thermal; RF; stable into any load
Turn on/off muting, DC (triac crowbar), low-cut filter
100, 120, 230, 240 VAC, 50-60 Hz
Height: 3.5" (8.9 cm), Width: 19" (48.3 cm), Depth: 15.5" (38.0 cm)
CPX 1500 CPX 2600
750 W RMS/chan 1300 W RMS/chan
500 W RMS/chan 900 W RMS/chan
300 W RMS/chan 540 W RMS/chan
1500 W RMS 2600 W RMS
1000 W RMS 1800 W RMS
100 dB, unweighted 100 dB, unweighted
Less than 0.01% Less than 0.01%
1.5 V RMS (+3.5 dBV)
10 K ohms per leg 10 K ohms per leg
10 K ohms per leg 10 K ohms per leg
40X (+32 dB) 40X (+32 dB)
Less than 0.03% Less than 0.03%
Less than 0.03% Less than 0.03%
20 Hz to 20 kHz 20 Hz to 20 kHz
5 Hz to 50 kHz 5 Hz to 50 kHz
Greater than 300 Greater than 300
Class AB Class H
45 lbs (20.5 kg) 49 lbs (22.3 kg)
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