MA 12000i

Two-channel, 4500W @ 4Ω Power Amplifier

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The Crown Macro-Tech i Series offers amazing power, light weight and ease of use for touring sound applications. The series includes onboard analog signal processing and a built-in network connection.

MAi Power Matrix

Recommended for: Tour Sound.


  • The Macro-Tech i Series continues the Macro-Tech legacy of unparalleled sonic accuracy and detail, putting sound quality above all else
  • Patented, cutting-edge Class-I circuitry gets more power out of an amplifier with less waste
  • Rugged construction ensures that all Macro-Techs are built to withstand years of abuse on the road
  • Global Power Supply — designed to deliver maximum power no matter what country you work in
  • Built-in load, line voltage, input and output monitoring
  • Standard Ethernet networking via System Architect® lets system operators monitor and control the amplifier from any location


  Version Language Size Uploaded
MA 12000i Cut Sheet     875 KB Nov 11, 2015
MA 12000i Owner's Manual     2.71 MB Aug 12, 2014
MA 12000i Owner's Manual-Chinese   zh  2.99 MB Aug 12, 2014
HiQnet Audio Architect™     Aug 23, 2016
HiQnet Performance Manager™     Apr 04, 2019
IQwic 8.01    8.89 MB Aug 20, 2016
IQwic 8.10a    9.25 MB Aug 23, 2016
IQwic 8.22    9.94 MB Aug 21, 2016
IQwic 8.23    10.1 MB Aug 22, 2016
Declaration Of Conformities
MAi Declaration of Conformity     89.8 KB Aug 27, 2015
Power Draw & Thermal Dissipation Specs
MAi Power Draw & Thermal     20.9 KB Aug 27, 2015

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Frequency Response ± 0.25dB
Signal to Noise Ratio > 112dB
THD < 0.1%
THD+Noise < 0.1%, 20Hz to 20kHz
Intermodulation Distortion < 0.35%
Damping Factor > 5000
Crosstalk > 80dB
Common Mode Rejection > 70dB Typical
DC Output Offset < ±3mV
Input Impedance 20kΩ balanced, 10kΩ unbalanced
Maximum Input Level +20dBu Typical
Load Impedance Stereo: 1/2/4/8/16Ω; Bridge: 2/4/8Ω
Input Sensitivity 1.4Vrms, 32dB gain, 26dB gain
Voltage Gain 39.3dB to 24.5dB
Required AC Mains (+/- 10%) Universal AC input, 100-240VAC, 50/60Hz
Dimensions 19" x 3.5" x 16.2" (48.3 cm x 8.9 cm x 41.1 cm)
Net Weight 28 lbs (12.7 kgs)
Shipping Weight 36 lbs (16.3 kgs)
IEC Power Connector 20A