Backed by over 35 years of home-grown, hands-on design, and innovative audio engineering experience, Anthem products provide an unprecedented level of reliability and functionality; delivering one of the industry’s highest performance/price ratios. This is just one reason why Anthem electronics are the choice of knowledgeable audiophiles, professional musicians and engineers the world over.
MRX Series Receiver channels can be assigned in many ways. Unused amplifier channels can be re-assigned to Bi-Amplify demanding front speakers, power surrounds, presence speakers, or a second zone (Available on MRX 1140 and MRX 740).
Configure amplifier channels for your system's needs, then perfect the presentation with ARC Genesis.
NEW! ARC Genesis Software
ARC Genesis is the newest software that works with many ARC enabled Anthem or Paradigm product. New features include support for both Mac and Windows; new target curve adjustment options including deep bass and high frequencies; improved algorithms and much more.
The Anthem MRX 1140 features external control and IP control capabilities for easy customization and compatibility with third-party integration solutions. It offers IP control capability for major third-party control devices including:
MRX 1140 Specifications
Maximum Output (<0.1% THD)
5.2 VRMS, 7.1VRMS
20Hz - 30KHz +/-0.2dB
Frequency Response, Analog-Direct
THD+N (2 Vrms output)
S/N Ratio (2 Vrms output, IEC-A filter)
PREAMPLIFIER + AMPLIFIER (1 W OUTPUT)
MRX 1140 / MRX 740
SNR: 91 dB ch 1-5, 86dB others
SNR: 91 dB ch 1-5
Compatible with 4 Ohms or higher impedance.
MAXIMUM CONTINUOUS OUTPUT (1% THD)
Channels 1-5, Two Driven into 8 Ohms
Channels 1-5, Two Driven into 6 Ohms
Remaining Channels, Two Driven into 8 Ohms
Remaining Channels, Two Driven into 6 Ohms
Standby IP Control Enabled
Standby HDMI Bypass Enabled
Height (without feet)
6" (15.24 cm)
Height with Rackmount Kit
17" (43.18 cm)
Depth (including wifi ant not power cord)
14-1/2" (36.4 cm)
33.6 lb (15.2 Kg)
33.2 lb (15.1 Kg)
28.2 lb (12.8 kg)
120 V version:
In countries where the line voltage is 120 V, this product operates from a single phase AC power source that supplies between 108 V and 132 V at a frequency of 60 Hz.
220-240 V version:
In countries where the line voltage is 220, 230, or 240 V, this product operates from a single phase AC power source that supplies between 198 V and 264 V at a frequency of 50 Hz.
Anthem Web User Interface is now built in to all MRX Receivers and AVM Processors. Using a phone, tablet or laptop, owners can easily access any function or setting and make changes on the fly. Power the main or second zone on and off, adjust volume, change audio modes or tweak channel trims for a perfect surround sound experience. Web UI can also be used to calibrate speaker delays and levels and configure network settings/control options. Source devices can be renamed, simplifying set up by enabling the elimination of unused inputs. Installers can import and export files to make remote management simple and convenient.