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AMR-350
3x1 Compact Class D Digital Audio Amplifier
SKU
65957
MPN:
AMR-350
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Overview

The AMR-350 is a compact-sized Class-D digital amplifier for classroom or meeting room applications requiring switching of three audio sources (e.g., laptops, video conference systems, Blu-ray players).

AMR-350 features two analog audio inputs and one digital optical audio input. The Class-D amplifier powers the connected speakers with 2 x 50 Watts Stereo or 1 x 100 Watts in bridge mode. The loop output can be used to share the same audio sources with multiple AMR-350s that connect more speakers in different audio zones. The AMR-350 can be controlled via RS-232, Ethernet, web interface and the front control panel.

Features:

  • Three input, one output audio amplifier.
  • Built-in Class-D amplifier
  • Power Output: 2 x 50 Watts Stereo (8 Ohms) or 1 x 100 Watts bridged (4 Ohms).
  • EQ control (bass / treble).
  • Volume knob with LED bargraph.
  • RS-232 control.
  • Ethernet control
  • Web interface control and configuration.
  • Audio loop output to share audio sources with multiple amplifiers.
  • Compact form factor with noiseless convection cooler.

Specifications

Power+36 VDC, 2.66A
MountingSurface / wall mount or free standing
Audio InputOne Line Input Stereo (RCA jack)
One Line Input Stereo (3.5 mm jack)
One Digital Optical Input (TOSLINK)
Input Impedance>10K Ohms
Audio OutputOne Stereo Speaker Output (4-pin terminal block)
One Loop Output (3.5 mm jack)
Rated Output Power2 x 50 Watts @ 4 Ohms / 1 x 100 Watts bridged @ 8 Ohms
Speaker Impedance4 to 8 Ohms
Damping Factor>100
Frequency Response20Hz to 20KHz
Signal-to-Noise Ratio80dB at maximum output
Channel Separation>75dB @ 20Hz to 20Khz
Voltage Gain32dB
CMRR>70dB @ 20Hz~20KHz
Total Harmonic Distortion + noise @ 1KHz  1% at 50 Watts
Front Panel Control2 Buttons, 1 Knob for Input Select, Volume and EQ
IR ControlVia IR Remote (included)
RS232 ControlOne, Bidirectional control (3-pin Phoenix connector)
Ethernet Control PortOne, 10/100Base-T,RJ45 Connection
Operating TemperatureC -10 to +40 degrees F +14 to +104 degrees
Operating Humidity5% to 95% Non-condensing
Dimensions WxHxD5.82" (148mm) x 1.73" (44mm) x 6.49" (165mm)
Weight1.58lb (720g)
WarrantyThree Years (Parts & Labor)

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Manuals & Technical Documents

ManualRTI-10-210657-22-Manual.pdf
SpecificationRTI-10-210657-22-Spec Sheet.pdf