Man nehme einen Breitbänder, ein Gehäuse und lasse im Grunde alles weitere weg. Heraus kommt wahrscheinlich ein Lautsprecher, der nicht besonders gut klingt. Es sei denn, man weiß, was man tut.
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Ausstattungsliste: Martin Audio iK81
| GENERAL | |
| TYPE | Eight-channel Class D amplifier |
| POWER OUTPUT | 1250W into 2Ω |
| 1250W into 4Ω | |
| 1250W into 8Ω | |
| 2500W bridged per channel pair, 4Ω or 8Ω | |
| CV LINE OUTPUT | 625W, 25V line |
| 1250W, 70V line | |
| 1250W, 100V line | |
| DIGITAL SIGNAL PROCESSING | 96kHz/48kHz DSP on all inputs and outputs |
| COOLING | Dual vari-speed fans, front-to-back airflow |
| MAXIMUM AMBIENT TEMPERATURE | 40°C (104°F) |
| AUDIO INPUTS/OUTPUTS | |
| ANALOGUE IN/LINK (4 CHANNELS) | 4 x female |
| 4 x male Neutrik™ XLR | |
| ANALOGUE INPUT IMPEDANCE | 20kΩ balanced to ground |
| MAXIMUM ANALOGUE INPUT LEVEL | +20dBu |
| AES3 IN/LINK (2 CHANNELS) | 1 x female, 1 x male Neutrik™ XLR, balanced |
| DANTE™ (4 CHANNELS) | 2 x shielded RJ45, primary and secondary |
| AMPLIFIER OUTPUTS | 4 x Neutrik Speakon™ NL4 |
| AUDIO PERFORMANCE | |
| DYNAMIC RANGE | >113dBA, analogue input |
| >114dBA AES/Dante™ input | |
| FREQUENCY RESPONSE | 7Hz-30kHz (‐2.5dB points, 4Ω load) |
| TOTAL HARMONIC DISTORTION | <0.05% typical @ 1kHz, 4Ω load |
| SLEW RATE | >60V per microsecond |
| DAMPING FACTOR | >800 at amplifier output, ref 8Ω |
| CONTROL AND MONITORING NETWORK | |
| PROTOCOL | Ethernet |
| CONTROL APPLICATION | Martin Audio VU-NET™ |
| DIGITAL SIGNAL PROCESSING | |
| SAMPLE RATE | 96kHz (48kHz for FIR filter implementation) |
| PHYSICAL INPUTS | 4 x analogue |
| 2 x AES | |
| 4 x Dante™ inputs routable to four DSP drive modules | |
| DRIVE MODULE INPUT DSP | Input signal routing, delay, gain, HPF, Phase, Mute |
| EQ: 2 x low shelf, 6 x PEQ/bandpass and FIR shelving filters | |
| DRIVE MODULE OUTPUT DSP | Source, delay, gain, Phase, Mute, crossover filters, limiters |
| EQ: low shelf, 8 x PEQ / band pass and shelving filters | |
| POWER SUPPLY | |
| TYPE | High performance Series Resonant |
| AC INPUT OPERATING RANGE | 85 – 240V ~ AC, 47 - 63Hz |
| MAINS INRUSH CURRENT | 6A at 115V, 12A at 230V (max for <10ms) |
| MAINS CONNECTOR | Neutrik 32A Powercon™ |
| PHYSICAL | |
| DIMENSIONS | (W) 482 x (H) 2U/88mm x (D) 441mm (incl handles and optional rear support) |
| WEIGHT | 12.5kg |


