Operation Manual
CTs Multi-Channel
Power Amplifiers
page 20
7 Specifications
Performance
CTs 4200
CTs 8200
Frequency Response (at 1 watt, 20 Hz - 20 kHz)
± 0.5 dB
± 0.5 dB
Phase Response (at 1 watt, 10 Hz - 20 kHz)
± 35°
± 35°
Signal to Noise Ratio below rated power (20 Hz to 20 kHz)
100 dB unweighted
100 dB unweighted
Total Harmonic Distortion (THD) at 1 watt, from 20 Hz to 20 kHz
< 0.05%
< 0.05%
Intermodulation Distortion (IMD) 60 Hz and 7 kHz at 4:1,
from 163 milliwatts to full bandwidth power, typical
< 0.05%
< 0.05%
Damping Factor: 10 Hz to 400 Hz
>180
>180
Crosstalk (below rated power, 20 Hz to 1 kHz)
> 80 dB
> 80 dB
Common Mode Rejection (CMR) (20 Hz to 1 kHz)
> 50 dB
> 50 dB
DC Output Offset (Shorted input)
< ± 5 mV
< ± 5 mV
Input Impedance nominally balanced, nominally unbalanced
20 kilohms, 10 kilohms
20 kilohms, 10 kilohms
Maximum Input Level (before input compression)
+ 20 dBu
+ 20 dBu
Load Impedance (Note: Safe with all types of loads)
Stereo
Bridge Mono
4/8 and 25 ohms (70V)
8/16 and 50 ohms (100V)
4/8 and 25 ohms (70V)
8/16 and 50 ohms(100V)
Voltage Gain (at maximum level setting), 1.4V sensitivity
4/8 Ohm Operation
70V Operation
100V Operation
20:1 (26 dB)
50:1 (34 dB)
71.4:1 (37 dB)
20:1 (26 dB)
50:1 (34 dB)
71.4:1 (37 dB)
Required AC Mains (model dependent)
120V, 60 Hz and 220/230/240V, 50 Hz
120V, 60 Hz and 220/230/240V, 50 Hz
Power Draw at Idle (120VAC mains, all channels in 4/8 ohm mode)
70W
70W
Power Draw at Idle (120VAC mains, all channels in 70V mode)
114W
114W
Cooling
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) W x 3.5 in. (8.9 cm) H x 16.25 in. (41.3 cm) D
19 in. (48.3 cm) W x 5.25 in. (13.3 cm) H x 16.25 in. (41.3 cm) D
Net Weight, Shipping Weight
26 lb. 6 oz. (12 kg), 30 lb. 14 oz. (14 kg)
36 lb. 6 oz. (16.5 kg), 47 lb. (21.3 kg)
The following specifications apply to all models in Dual 8/4 ohm mode with 8-ohm loads unless otherwise specified.