Martin Audio IK81

Martin Audio IK81

Martin Audio IK81

Martin Audio IK81

8-ch Power Amp with 4x8 DSP

SKU: MARA-IK81
MSRP: $10,250.00

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
TYPEEight-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 PROCESSING96kHz/48kHz DSP on all inputs and outputs
COOLINGDual vari-speed fans, front-to-back airflow
MAXIMUM AMBIENT TEMPERATURE40°C (104°F)
Audio Inputs/Outputs
ANALOGUE IN/LINK (4 CHANNELS)
  • 4 x female
  • 4 x male Neutrik™ XLR
ANALOGUE INPUT IMPEDANCE20kΩ 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 OUTPUTS4 x Neutrik Speakon™ NL4
Audio Performance
DYNAMIC RANGE
  • >113dBA, analogue input
  • >114dBA AES/Dante™ input
FREQUENCY RESPONSE7Hz-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
PROTOCOLEthernet
CONTROL APPLICATIONMartin 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 DSPInput signal routing, delay, gain, HPF, Phase, Mute
EQ: 2 x low shelf, 6 x PEQ/bandpass and FIR shelving filters
DRIVE MODULE OUTPUT DSPSource, delay, gain, Phase, Mute, crossover filters, limiters
EQ: low shelf, 8 x PEQ / band pass and shelving filters
Power Supply
TYPEHigh performance Series Resonant
AC INPUT OPERATING RANGE85 – 240V ~ AC, 47 - 63Hz
MAINS INRUSH CURRENT6A at 115V, 12A at 230V (max for <10ms)
MAINS CONNECTORNeutrik 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)
WEIGHT12.5kg (27.5lbs)