The iKON iK81 is an advanced 8-channel power amplifier which combines very high power density with superb audio performance, state-of-the-art DSP and network control. A dedicated controller amplifier for the Martin Audio Wavefront Precision WPM line array, the iK81 can also provide multi-channel amplification across the Martin Audio loudspeaker range.
Features
- Eight channels of efficient Class D amplification
- Very high power density in 2U rack height
- 10,000 Watts total power output
- High performance 96kHz DSP on all inputs and outputs (48kHz on outputs when implementing FIR filters)
- Switch mode power supply
- Global mains operation, 85V to 240V auto-sensing
- Intuitive, user-friendly, front panel interface
- Analogue, AES3 and Dante™ digital audio network inputs
- Ethernet network for system control and monitoring via Martin Audio VU-NET™ software application
- Comprehensive protection and monitoring functions
Applications
- Dedicated system amplifier for the Wavefront Precision Series
- Versatile multi-channel amplification for Martin Audio loudspeaker systems
Specifications
| General | |
| TYPE | Eight-channel Class D amplifier |
| POWER OUTPUT (*) |
|
| CV LINE OUTPUT (*) |
|
| 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) |
|
| 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 |
|
| 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 |
|
| 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 (W) 18.98in x (H) 2U/3.46in x (D) 17.35in (incl handles and optional rear support) |
| WEIGHT | 12.5kg (27.5lbs) |
