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XE300/XE500
IK42/IK81 AMPLIFIER
TECHNICAL SPECIFICATIONS
General
Number of 0utput channels
Total power output (iK42)
Total power output (iK81)
Input types
Control, monitoring & alarm
Energy saving modes
System sleep and wakeup
Max ambient temperature (full power, no limiting)
Audio
Amplifier topology
Amplifier modulation scheme
Dynamic range (analogue input to speaker output)
Dynamic range (AES3 or Dante input to output)
Frequency response
Total harmonic distortion, THD
Inter-channel crosstalk (worst combination of
channels)
Slew Rate
Damping factor (ref 8 ohms)
Maximum analogue input level
Analogue input sensitivity range for full output
Analogue input
Analogue link
Analogue ground scheme
AES3 input
AES3 link
AES3 supported sampling rates
Digital processing
Resolution
Sample rate
Special functionality:
32
USER GUIDE
Four (iK42); eight (iK81)
20,000/10,000/6,000 watts (iK4220, iK4210, iK4206)
10,000/6,000/3,000 Watts (iK8110, iK8106, iK8103)
Analogue, AES3, Dante
Ethernet, configurable function volt-free relay and contact closure port
Standby and deep sleep, both with auto-sleep timers
Front panel switch, network command, contact closure and audio detection
40 degC (105 degF)
Proprietary 5th generation Martin Audio Class D
Low feedback, multiple loop, with feed-forward error correction
>113 dBA typ
>114 dBA typ
< 7Hz to >30 kHz, 4 ohms, -2.5 dB
<0.05% typ, 1 kHz, AES17, 4 ohms
Better than -85 dBr at 1 kHz
Better than -75 dBr at 10 kHz
>60 V per microsecond typical
>800 at amplifier output
+20 dBu
0 dBu to +20 dBu, continuously adjustable
20k ohm, electronically balanced
Directly connected to the analogue input
AES48 standard compliant
Transformer isolated with active cable equalisation for extended range
Active signal regeneration with automatic direct bypass to the AES3 input if
the unit is unpowered
24 kHz to 192 kHz (auto locking)
40 bit, using proprietary LMD (Linea-Micro-Detail) algorithms
96kHz throughout
Class leading limiter suite (See the 'speaker protection systems' section )
Hardman crossover filters (Better out of band rejection than Linkwitz-Riley)
LIR crossover filters (Linear Phase without the compromises of FIR filters)
FIR Shelving EQ filters (For linear phase filtering)
Overlays (Twelve additional independent overlays of EQ, Delay and Gain)
XE300/XE500 User Guide V1.0
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