MRX 740
THB
166000

MRX 740 8K Specifications

PREAMPLIFIER

Maximum Output (<0.1% THD)

5.2 VRMS, 7.1VRMS 

Frequency Response

20Hz - 30KHz +/-0.2dB 

Frequency Response, Analog-Direct

N/A 

THD+N (2 Vrms output)

-100 dB 

S/N Ratio (2 Vrms output, IEC-A filter)

110 dB 

PREAMPLIFIER + AMPLIFIER (1 W output)

MRX 1140 / MRX 740

SNR: 91 dB ch 1-5, 86dB others 

MRX 540

SNR: 91 dB ch 1-5 

SPEAKER IMPEDANCE 

Compatible with 4 Ohms or higher impedance.




MAXIMUM CONTINUOUS OUTPUT (1% THD) 

MRX 1140

MRX 740

MRX 540

Channels 1-5, Two Driven into 8 Ohms

140 W

140 W

100 W

Channels 1-5, Two Driven into 6 Ohms

170 W

170 W

130 W

Remaining Channels, Two Driven into 8 Ohms

60 W

60 W

n/a

Remaining Channels, Two Driven into 6 Ohms

75 W

75 W

n/a

POWER CONSUMPTION 

MRX 1140

MRX 740

MRX 540

Typical Load

570 W

485 W

365 W

Standby

0.3 W

0.3 W

0.3 W

Standby IP Control Enabled

1.8 W

1.8 W

1.8 W

Standby HDMI Bypass Enabled

4.9 W

4.9 W

4.9 W

DIMENSIONS

Height (without feet)

6" (15.24 cm) 

Height with Rackmount Kit

4U

Width

17" (43.18 cm) 

Depth (including wifi ant not power cord)

14-1/2" (36.4 cm) 

WEIGHT

MRX 1140

33.6 lb (15.2 Kg)

MRX 740

33.2 lb (15.1 Kg)

MRX 540

28.2 lb (12.8 kg)

POWER REQUIREMENT

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. 

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