Crest Audio HD SERIES Manual page 18

1kHz, 0.01% THD+N
8Ω Stereo Power
4Ω Stereo Power
2Ω Stereo Power
8Ω Bridged Mono Power
4Ω Bridged Mono Power
20Hz-20kHz, 0.1% THD+N
8Ω Stereo Power
4Ω Stereo Power
2Ω Stereo Power
8Ω Bridged Mono Power
4Ω Bridged Mono Power
Max RMS Output Voltage (each channel)
Max Peak Output Voltage
Frequency Response (+0 / -0.3dB, 1W/8Ω)
Power Bandwidth (rated power at 4Ω, 1%THD+N)
TourClass Protection
THD+N
(rated power, 4Ω/1kHz)
SMPTE IMD
(rated power, 8Ω, 60 Hz & 7kHz)
Damping Factor
(10-400Hz at 8Ω)
Input CMRR
Standard Input Sensitivity
(rated power at 8Ω) ‡
Standard Voltage Gain
(rated power @ 8Ω) ‡
Input Impedance
(balanced/unbalanced)
Hum and Noise
("A" weighted, full power at 4Ω)
Crosstalk
("A" weighted, full power at 4Ω)
Input Connectors
(per channel)
Output Connectors
(per channel)
Filter Storage
Power Supply
(factory configured)
Idle Current Draw
1/8 Power Curr. Draw
(typical music cond., 120V/4Ω)
1/3 Power Curr. Draw
(cont. music cond., 120V/4Ω)
Max Curr. Draw
(continuous music cond., 120V/4Ω)
Thermal Emissions
(1/8 Power, 4Ω)
Thermal Emissions
(1/3 Power, 4Ω)
Controls
LED Indicators (per channel)
Construction
Dimensions
(Height x Width x Depth to rear rack ears)
Gross Weight
Net Weight
Warranty
Crest Audio reserves the right to make changes or improvements in manufacturing or design which may affect specification. ©1997 Crest Audio Inc. 5/21/97
Factory Standard
Option 1
Option 2
Appendix A
Appendix A - Amplifier Specifications
HD2 HD4
160W 250W
250W 435W
N/A 500W
500W 830W
N/A 1000W
150W 245W
200W 400W
N/A 450W
450W 800W
N/A 900W
44V 58V
62V 82V
20Hz-20kHz, 20Hz-20kHz,
-3dB@135kHz
20Hz-20kHz, 20Hz-20kHz,
-.9dB/+.15dB
ACL, IGM, AutoRamp, short circuit, DC voltage, turn-on/off transient, current inrush, sub/ultrasonic input
<0.01% <0.01%
<0.01% <0.01%
368:1 550:1
> - 60 dB > - 60 dB
(1kHz)
0.775V 0.775V
X45 X61
>20kΩ/>10kΩ >20kΩ/>10kΩ
-105dB -105dB
> - 60dB > - 60dB
Class AB AB
20,000 F 27,200 F
100V-240V, 50-60Hz 100V-240V, 50-60Hz
1.2A 1.4A
(120V)
3.25A 6.8A
5.5A 10.0A
9.0A 15.0A
1119 BTU/hr 2030 BTU/hr
1607 BTU/hr 2726 BTU/hr
Cooling
Front panel: 2 attenuators, magnetic circuit breaker/power switch; Rear panel: signal ground lift & mode switches, (HD18: XLR polarity & input sens./voltage gain switches)
3.5" x 19" x 18" 3.5" x 19" x 18"
89 x 483 x 457mm 89 x 483 x 457mm
38 lbs. (17.25 kg) 46 lbs. (20.88 kg)
33 lbs. (14.98 kg) 41 lbs. (18.61 kg)
3 years 3 years
† For full power at 4 Ohms. ‡ See table below for dealer-configurable options.
HD2
Gain Sens Gain
X45 .775V X61
X40 .866V X40
X20 1.73V X20
HD6
400W
600W
750W
1200W
1500W
350W
500W
600W
1000W
1200W
73V
103V
20Hz-20kHz,
-3dB@135kHz -3dB@135kHz
20Hz-20kHz,
-.9dB/+.5dB -1.1dB/+0dB
<0.01%
<0.01%
400:1
> - 60 dB
0.775V
X68
>20kΩ/>10kΩ
-105dB
> - 60dB
H
Female XLR (pin 2+, configurable for pin 3+), TRS (tip+)
5-way binding posts (2 pair on HD18)
68,000 F
100V-240V, 50-60Hz
1.6A
6.0A
13.0A
18.0A
2630 BTU/hr
3713 BTU/hr
Two rear panel variable speed DC fans, filters detatchable without tools
Clip/Limit, Signal, Temp/DC, Active
Steel chassis, 16 gauge. Double thickness in rack ear areas.
3.5" x 19" x 18"
89 x 483 x 457mm
49 lbs. (22.24 kg)
44 lbs. (19.97 kg)
3 years
HD4 HD6
Sens Gain Sens
.775V X68 .775V
1.12V X40 1.32V
2.24V X20 2.65V
HD9 HD12
600W 700W
900W 1200W
1000W 1400W
1800W 2400W
2000W 2800W
550W 650W
800W 1100W
900W 1100W
1600W 2200W
1800W 2200W
82V 90V
116V 126V
20Hz-20kHz, 20Hz-20kHz,
-3dB@135kHz -3dB@135kHz
20Hz-20kHz, 20Hz-20kHz,
-.84dB/+0dB -.23dB/+.85dB
<0.01% <0.01%
<0.01% <0.01%
700:1 800:1
> - 60 dB > - 60 dB
0.775V 0.775V
X86.5 X97.5
>20kΩ/>10kΩ >20kΩ/>10kΩ
-105dB -105dB
> - 60dB > - 60dB
H H
80,000 F 140,000 F
100V-240V, 50-60Hz 100V-240V, 50-60Hz
2.0A 2.8A
8.6A 10.5A
16.0A 23.0A
21.0A 30.0A
3250 BTU/hr 4750 BTU/hr
4341 BTU/hr 6300 BTU/hr
3.5" x 19" x 18" 5.25" x 19" x 18"
89 x 483 x 457mm 133 x 483 x 457mm
52lbs. (23.60 kg) 72 lbs. (32.68 kg)
47 lbs. (21.33 kg) 67 lbs. (30.42 kg)
3 years 3 years
HD9 HD12
Gain Sens Gain Sens
X86.5 .775V X97.5 .775V
X40 1.66V X40 1.87V
X20 3.32V X20 3.74V
Crest Audio HD Series Power Amplifiers
Models HD2, HD4, HD6, HD9, HD12, HD18
HD18
1000W (.03% THD+N)
1800W (.03% THD+N)
2500W (.03% THD+N)
3600W (.03% THD+N)
5000W (.03% THD+N)
950W
1700W
2400W
3400W
4800W
99V
140V
20Hz-20kHz, -
3dB@150kHz
20Hz-20kHz, -
.2dB/+.2dB
<0.03%
<0.01%
800:1
> - 70dB
0.775V
X115
>20kΩ/>10kΩ
-115dB
> - 80dB
H
144,000 F
100V-240V, 50-60Hz
3.0A
12.0A
25.0A
36.0A
7125 BTU/hr
9450 BTU/hr
5.25" x 19" x 18"
133 x 483 x 457mm
82 lbs. (37.23 kg.)
77 lbs. (34.96 kg.)
3 years
HD18
Gain Sens
X115 .775V
X40 2.24V
X20 4.47V