CH and CL Series Power Amplifiers
7 Specifications | The following specifications apply to all models in Dual 8/4 ohm mode with |
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Minimum Guaranteed Power |
| CH1 | CH2 | CH4 |
120V/60 Hz Units, Dual mode, per channel, both channels driven |
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1 kHz at rated THD |
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2 ohms |
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| 1,400W |
4 ohms |
| 450W | 660W | 1,200W |
8 ohms |
| 275W | 400W | 600W |
70V |
| 300W | 600W | 1,200W |
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120V/60 Hz Units, Bridge mono mode |
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1 kHz at rated THD |
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4 ohms |
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| 2,800W |
8 ohms |
| 900W | 1,320W | 2,400W |
140V |
| 600W | 1,200W | 2,400W |
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Performance |
| CH1 | CH2 | CH4 |
Frequency Response (at 1 watt, 20 Hz - 20 kHz) | ± 0.1 dB | ± 0.1 dB | ± 0.25 dB | |
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Phase Response (at 1 watt, 20 Hz - 20 kHz) | ± 15° | ± 15° | ± 15° | |
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Signal to Noise Ratio below rated 1 kHz power | > 105 dB | > 105 dB | > 100 dB | |
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Total Harmonic Distortion (THD) at rated 1 kHz power, 20 Hz to 20 kHz | < 0.5% | < 0.5% | < 0.5% | |
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Intermodulation Distortion (IMD) 60 Hz and 7 kHz at 4:1, | < 0.1% | < 0.1% | < 0.5% | |
from rated power to 30 dB below rated power at 8 ohms |
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Damping Factor (8 ohm), 10 Hz to 400 Hz | > 600 | > 600 | > 1000 | |
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Crosstalk (below rated power, 20 Hz to 20 kHz) | > 50 dB | > 50 dB | > 50 dB* | |
*at 10 kHz |
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Common Mode Rejection (CMR), 20 Hz to 1 kHz | > 40 dB | > 40 dB | > 40 dB | |
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DC Output Offset (Shorted input) |
| ± 10 mV | ± 10 mV | ± 10 mV |
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Input Impedance nominally balanced, nominally unbalanced | 20 kilohms, 10 kilohms | 20 kilohms, 10 kilohms | 20 kilohms, 10 kilohms | |
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Load Impedance (Note: Safe with all types of loads) |
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Stereo |
| 4/8 and 16 ohm (70V) | 4/8 and 8 ohm (70V), | 4/8 and 4 ohm (70V) |
Bridge Mono |
| 8/16 and 32 ohms(140V) | 8/16 and 16 ohms (140V) | 8/16 and 8 ohm (140V) |
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Voltage Gain (at maximum level setting), 1 kHz, 1.4V sensitivity |
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4/8 Ohm Operation |
| 30.5 dB | 32.1 dB | 34.0 dB |
70V Operation |
| 34.0 dB | 34.0 dB | 34.0 dB |
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Required AC Mains (voltages ± 10%) |
| 100V, 7.6A, 60 Hz | 100V, 11.4A, 60 Hz | 100V, 8.5A, 50/60 Hz |
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| 120V, 6.3A, 60 Hz | 120V, 9.5A, 60 Hz | 120V, 7.1A, 50/60 Hz |
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Cooling |
| Proportional speed fan | Proportional speed fan | |
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Dimensions: Width, Height, Depth |
| 19 in. (48.3 cm) x 5.25 in. (13.34 cm) x | 19 in. (48.3 cm) x 5.25 in. (13.34 cm) x | 19 in. (48.3 cm) x 5.25 in. (13.34 cm) x |
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| 12.25 in. (31.11 cm) | 12.25 in. (31.11 cm) | 16.25 in*. (36.56 cm)* |
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Net Weight, Shipping Weight |
| 40.6 lb (18.4 kg), 46.6 lb (21.1 kg) | 48.3lb(21.9kg),54.3lb(24.6kg) | 33.3lb(15.1kg),39.3lb(17.8kg) |
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Operation Manual | * CH4 depth is 17.5 in. (14.45 cm) from back of front rack ears to back of | page 29 |
