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Celto Acoustique P4.14 4 Channel Power Amplifier
Description
Features
- Housed in a rugged, all-steel 2U chassis
- Rear panel selection switch for stereo, parallel and bridged modes
- Operates within 8Ω and 4Ω loads
- Innovative heatsink with front to back air flow for efficient cooling
- Variable fan speed is automatically adjusted by temperature
- Electronically balanced XLR inputs
- Balanced XLR through connectors
- Precision indented level controls
- Front panel power switch
- Protect, limiter and signal LED indicators for each channel
- Amplifier protection includes short circuit, excessive temperature and DC on outputs
Specifications
| Max output Power EIA 1kHz 1% THD (EIA = 33ms ON / 66ms OFF) | 4x 800W 8 ohms | 4x 1400W 4 ohms | 4x 1400W 2 ohms | 2x 2800W 8 ohms (Bridge) | 2x 2800W 4 ohms (Bridge) |
| Overall gain | 34dB (50 times voltage) |
| Sensitivity at 8 ohms | 1.6Vrms (+6.3dBu) |
| Signal to Noise Ratio (A weighted, 0dB) | 110dB |
| Frequency Response (-1dB) | 10~25000Hz |
| Typical THD (half power, 1kHz, 8 ohms) | <0.05% |
| Typical IMD (1kHz at 4:1, -20dB) | <0.2% |
| Crosstalk (1kHz) | >70dB |
| Slew Rate | >30V/us |
| Input Impedance | 20 kΩ |
| Damping factor (1kHz, 8 ohms) | >800 |
| Protections | Soft-Start, Short-Circuit, Over and Under-Voltage, Over-Current, Over-Load, DC Output, Temperature, SOM (Smart Overhead Management) |
| Operating Voltage | 190~260VAC 50-60Hz |
| Preamp | Proprietary PureSound Circuit for unmatched sound quality (Audiophile capacitors in signal path, High Voltage Opamps, Ultra Low Noise design) Studio grade TrueRMS VCA limiter Continuous protection, RF protection, Overload protection |
| Power Supply (PSU) | Advanced Linear topology with tracking current 105C long life SuperCharged Capacitors |
| Output stage | Fully Discrete 4th generation proprietary Class D (93% efficiency at full power) Half bridge design with high-Speed high-Current MOSFETs 105C Long Life capacitors |
| Cooling | Front to back airflow Temperature regulated SUNON MagLev fans (50000 Hours, dustproof) FEA optimized Radial heat-sink for maximum heat transfer |
| Rear Panel | 4 NEUTRIK XLR Input with latch, 4 NEUTRIK XLR Link, 4 NEUTRIK Speakon NL4, Stereo / Parallel / Bridge switch (2pcs), PowerCon 20A (included) |
| Speakon Wiring | SPK1 = 1+1- CH A / 2+2- CH B | SPK2 = 1+1- CH B / 2+2- Not Used | SPK3 = 1+1- CH C / 2+2- CH D | SPK4 = 1+1- CH D / 2+2- Not Used |
| Chassis | 19" 2U height, 388mm total depth |
| Weight Net / Gross | 19kg / 21kg |