Справочник Пользователя для Crown cp660
CP660 Power Amplifi er
Operation Manual
page 13
at 8-ohm rated power, 1 kHz, True THD
< 0.3%
Intermodulation Distortion (IMD)
60 Hz and 7 kHz at 4:1, from 8-ohm rated output to –35 dB
< 0.25%
Damping Factor (8 ohm) 20Hz to 400Hz
> 250
DC Output Offset (shorted input)
< ±50 millivolts
Input Impedance, nominal
balanced, unbalanced
20 k ohms, 10 k ohms
Load Impedance (rated)
Note: Safe with all types of loads.
Stereo
4-8 ohms
Bridge-Mono
8 ohms
6 Specifi cations
Minimum Guaranteed Power (watts), 120 VAC, 60 Hz
Dual Mode, 1 channel / 1 load
1 kHz with <0.3% THD
4 ohm (per ch.)
130
8 ohm (per ch.)
90
Dual Mode, 4 channels / 4 loads
1 kHz with 0.3% THD
4 ohm (per ch.)
100
8 ohm (per ch.)
70
Dual Mode, 6 channels / 6 loads
1 kHz with 0.3% THD
4 ohm (per ch.)
75
8 ohm (per ch.)
60
Bridge-Mono Mode, 2 channels / 1 load
1 kHz with 0.3% THD
8 ohm (per ch.)
250
Bridge-Mono Mode, 4 channels / 2 loads
1 kHz with 0.3% THD
8 ohm (per ch.)
200
Bridge-Mono Mode, 6 channels / 3 loads
1 kHz with 0.3% THD
8 ohm (per ch.)
150
Performance
Sensitivity (volts RMS)
for full rated power at 8 ohms
0.7
Frequency Response (at 1 watt) 20Hz - 20kHz
+0/–1 dB (see Figure 6.1)
Phase Response (degrees at 1 watt) 20Hz to 10kHz
±15 (see Figure 6.2)
Signal to Noise Ratio
A-weighted, below 8-ohm rated power
> 100 dB
Total Harmonic Distortion (THD)