Crown Audio CTs 3000 Speaker User Manual


 
page 21
CTs 2-Channel Power Amplifiers
Operation Manual
Performance CTs 600 CTs 1200 CTs 2000 CTs 3000
Maximum Input Level
Before input compression
Absolute maximum
+20 dBu
+ 32 dBu
+20 dBu
+ 32 dBu
+20 dBu
+ 32 dBu
+20 dBu
+ 32 dBu
Load Impedance (Note: Safe with all types of loads)
Stereo
Bridge Mono
2, 4, 8, 16 ohms and 70V
4, 8, 16 and 140V
2, 4, 8, 16 ohms and 70V
4, 8, 16 and 140V
2, 4, 8, 16, 70V,
and 100V
4, 8, 16, 140V , 200V
2, 4, 8, 16, 70V,
and 100V
4, 8, 16, 140V, 200V
Voltage Gain (at maximum level setting)
8/4 Ohm Operation
26 dB
70V Operation
100V Operation
35:1 (31 dB)
20:1 (26 dB)
50:1 (34 dB)
50:1 (34 dB)
20:1 (26 dB)
50:1 (34 dB)
63.9:1 (36 dB)
20:1 (26 dB)
50:1 (34 dB)
50:1 (34 dB)
71.4:1 (37 dB)
20:1 (26 dB)
50:1 (34 dB)
50:1 (34 dB)
Input Sensitivity
2/4/8 ohms
70V
100 V
26 dB gain
1.4V
1.4V
4 ohm load: 1.74V.
8 ohm load: 2.46V
1.4V
1.4V
4 ohm load: 2.46V.
8 ohm load: 3.47V
1.4V
1.4V
2.0V
4 ohm load: 3.17V.
8 ohm load: 4.48V
1.4V
1.4V
2.0V
4 ohm load: 3.88V.
8 ohm load: 5.01V
Required AC Mains (+15%, – 25%) 120V/60 Hz, 230V/50 Hz 120V/60 Hz, 230V/50 Hz 120V/60 Hz, 230V/50 Hz 120V/60 Hz, 230V/50 Hz
Power Draw at Idle (120 VAC mains) 24W (Standby Mode) 24W (Standby Mode) 35W (Standby Mode) 35W (Standby Mode)
Overall Group Delay < 120 usec < 120 usec < 120 usec < 120 usec
Cooling Continuously variable speed
forced air, front-to-back airflow
Continuously variable speed
forced air, front-to-back airflow
Continuously variable speed
forced air, front-to-back airflow
Continuously variable speed
forced air, front-to-back airflow
Dimensions
Width
Height
Depth
19 in. (48.3 cm.)
3.5 in. (8.9 cm.)
14.25 in. (36.2 cm.)
19 in. (48.3 cm.)
3.5 in. (8.9 cm.)
14.25 in. (36.2 cm.)
19 in. (48.3 cm.)
3.5 in. (8.9 cm.)
14.25 in. (36.2 cm.)
19 in. (48.3 cm.)
3.5 in. (8.9 cm.)
14.25 in. (36.2 cm.)
Net Weight
Shipping Weight
22.8 lb (10.3 kg),
27.7 lb (12.6 kg)
23.4 lb (10.6 kg),
28 .3 l b ( 12 .8 k g)
27.0 lb (12.2 kg)
32.0 lb (14.5 kg)
27.7 lb (12.6 kg)
32.7 lb (14.8 kg)
7 Specifications