Appendix C - CKX Series Specifications.
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| CKX150 | CKX300 | CKX500 | CKX800 |
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| Output Power, 100 volt (50 or 70.7 volt option) |
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| 75 Watts | 150 Watts | 250 Watts | 400 Watts |
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| Max RMS Output Voltage (each channel) |
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| 105V |
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| Peak Output Voltage (each channel) |
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| 150V |
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| Frequency Response (1W/100V) |
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| Power Bandwidth (rated power, 1% THD+N) |
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| TourClass® Protection |
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| ACL, IGM, AutoRamp, short circuit, DC voltage, |
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| THD+N (rated power, 1kHz) |
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| <0.1% |
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| SMPTE IMD (rated power, 60Hz & 7kHz) |
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| <0.1% |
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| Input CMRR (1kHz) |
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| >60dB |
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| Input Sensitivity (rated power) | .61V @ X40 gain setting | .87V @ X40 gain setting | 1.1V @ X40 gain setting | 1.41V @ X40 gain setting | |||||
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| Voltage Gain |
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| X40 standard, X20 & 0.775V |
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| Input Impedance (balanced, unbalanced) |
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| >20kΩ , >10kΩ |
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| Hum and Noise (below rated power) |
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| 105dB, |
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| Crosstalk (below rated power) |
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| >60dB @ 1kHz |
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| Class | AB | AB | AB |
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| Input Connectors (per channel) |
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| Output Connectors (per channel) |
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| Filter Storage | 20,000 µF | 20,000 µF | 34,000 µF | 32,000 µF |
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| Power Supply (factory configured) |
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| Idle Current Draw (PowerSave active, 240V) | 0.5A | 0.25A | 0.3A |
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| 1/8 Power Current Draw (typical music, 240V) | 0.57A | 1.6A | 2.2A |
| 3.5A |
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| 1/3 Power Current Draw (cont. music, 240V) | .77A | 2.1A | 3.2A |
| 5.2A |
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| Max Current Draw (breaker rating, 240V) | 1.88A | 3.2A | 4.4A |
| 7.5A |
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| Thermal Emissions (1/8 Power, 240V) | 404BTU/hr | 1220BTU/hr | 1630BTU/hr | 2540BTU/hr |
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| Thermal Emissions (1/3 Power, 240V) | 456BTU/hr | 1400BTU/hr | 2450BTU/hr | 3263BTU/hr |
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| Cooling |
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| Variable speed, front panel mounted fan, |
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| Controls |
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| LED Indicators (per channel) |
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| Signal, ACL (one per ch.) Protect, Active |
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| Construction |
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| Steel Chassis, 16 gauge, double thickness in rack ear area. |
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| Dimensions (Height x Width x Depth) | 5.25"x19.0"x17.13" | 5.25"x19.0"x17.13" | 5.25"x19.0"x17.13" | 5.25"x19.0"x17.13" | |||||
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| 133x483x435mm | 133x483x435mm | 133x483x435mm | 133x483x435mm | |||||
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| Gross Weight | 37 lbs. (16.82 kg) | 40.0 lbs. (18.18 kg) | 40.0 lbs. (18.18 kg) | 65.0 lbs. (29.55 | kg) | ||||
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| Net Weight | 32 lbs. (14.55 kg) | 35.0 lbs. (15.91 kg) | 35.0 lbs. (15.91 kg) | 57.0 lbs. (25.91 | kg) | ||||
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| CKX150 | CKX300 | CKX500 | CKX800 |
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| Gain | Sens | Gain | Sens | Gain | Sens | Gain | Sens |
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| Factory Standard (“+32dB”) | X40 | .61V | X40 | .87V | X40 | 1.1V | X40 | 1.41V |
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| Option 1 (“+26dB”) | X20 | 1.22V | X20 | 1.74V | X20 | 2.2V | X20 | 2.82V |
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| 9/4/97 |
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| Option 2 (“0dBu”) | X31.5 | .775V | X44.9 .775V | X56.8 .775V | X73.0 | .775V |
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Power figures are watts per channel, both channels driven
Crest Audio reserves the right to make improvements in manufacturing or design which may affect specification
Crest Audio specification literature is available in downloadable PDF format; visit our website at http://www.crestaudio.com
©1997 Crest Audio Inc.
Appendix C | Crest Audio CK Power Processing Amplifiers |
