16 specifications, 17 ac power draw and thermal dissipation, Comtech drivecore 475 – Crown Audio ComTech DriveCore Series User Manual
Page 9
Operation Manual
CT Power Amplifiers
page 16
page 17
CT Power Amplifiers
Operation Manual
16 Specifications
Performance
CT475
CT4150
CT875
CT8150
channels
4
4
8
8
Sensitivity
1.4V
1.4V
1.4V
1.4V
Rated Power Output
75W per channel
into 8/4 ohms
125W per channel
into 8/4 ohms
75W per channel
into 8/4 ohms
125W per channel
into 8/4 ohms
Signal to Noise Ratio (below rated power 20Hz to 20kHz, A-Weighted)
110 dB
110 dB
110 dB
110 dB
Total Harmonic distortion (THD) (full rated power, 1kHz)
< 0.05%
< 0.05%
< 0.05%
< 0.05%
intermodulation distortion (from 0dB down to -30dB)
< 0.05%
< 0.05%
< 0.05%
< 0.05%
Frequency Response (at 1W into 4/8 ohms)
± 0.5 dB
± 0.5 dB
± 0.5 dB
± 0.5 dB
common Mode Rejection (20Hz to 1kHz)
> 70 dB
> 70 dB
> 70 dB
> 70 dB
Load Ranges
2-8 Ohms
2-8 Ohms
2-8 Ohms
2-8 Ohms
General
CT475
CT4150
CT875
CT8150
dimension (H x W x D)
1.75” x 19” x 15.19”
1.75” x 19” x 15.19”
1.75” x 19” x 15.19”
1.75” x 19” x 15.19”
Net Weight
10 lbs
10 lbs
10 lbs
10 lbs
Net Shipping Weight
15 lbs
15 lbs
15 lbs
15 lbs
*26dBgain
**Amplifier is stable for 20hm loads
*
*
*
*
17 AC Power Draw and Thermal Dissipation
ComTech DriveCore 475
Load
Watts in
Watts
out
120VAC
Watts
Dissipated
Watts in
Watts out
240VAC
Watts
Dissipated
Thermal Dispation
Line
Current
Watts Out
Per 1A Line
Current
Line
Current
Watts Out
Per 1A Line
Current
btu/hr
kcal/hr
Idle (Deep Sleep)
-
0.9
<0.1
1.00
0.90
1
3.41
0.86
Idle (Auto Standby)
-
11
0.30
11.00
10.00
0.22
15.8
53.88
13.57
Idle (Awake)
-
15
0.40
15.00
13.20
0.25
25
85.25
21.48
Idle (Green Power)
-
9.7
0.25
-
9
0.20
-
-
-
1/8th Power Pink
Noise
8
64
38
1.25
30
27
62
38
0.80
47
25
90.37
22.76
6
65
38
1.33
28
27
64
38
0.84
45
27
92.07
23.19
4
70
38
1.35
28
33
66
38
0.90
42
29
110.83
27.92
1/3rd Power Pink
Noise
8
142
100
2.65
38
42
140
100
1.60
63
40
143.22
36.08
6
147
100
2.70
37
47
145
100
1.70
59
45
160.27
40.37
4
150
100
2.75
36
50
149
100
1.80
56
49
170.50
42.95
1/8th Power Sine
8
62
38
1.22
31
24
60
38
0.73
51
23
83.27
20.98
6
63
38
1.23
30
25
61
38
0.74
51
24
85.59
21.56
4
65
38
1.27
30
27
63
38
0.76
49
26
92.41
23.28
1/3rd Power Sine
8
138
100
2.52
40
38
136
100
1.50
67
36
130.26
32.81
6
141
100
2.56
39
41
138
100
1.52
66
38
138.62
34.92
4
146
100
2.64
38
46
144
100
1.58
63
44
155.84
39.26
AC Power Draw and Thermal Disspation:
Pink noise 12dB crest factor, bandwidth limited 22Hz to 22kHz.
Typical line impedance used.
Measurements made with 120/240 VAC mains.
Data based on all channels driven at 8 Ohms.