Allen & Heath

Allen & Heath AR84

8 XLR Input / 4 XLR Output - 48kHz

AR84 is an 8 XLR input, 4 XLR output AudioRack, compatible Qu, Avantis and SQ mixers, and with the AHM-64 audio matrix processor.

AR84
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Technical Specifications

INPUTS
XLR Mic/Line Inputs
Balanced
Mic/Line Preamp
Fully recallable
Input Sensitivity
-60 to +15dBu
Analogue Gain
+5 to +60dB, 1dB steps
Pad
-20dB
Maximum Input Level
+32dBu
input Impedance
>4kΩ (Pad out), >10kΩ (Pad in)
Mic/Line Channel noise
20-20kHz, Direct Out @ unbalanced out
Mic EIN
-127dB with 150Ω source
Unity gain (Pad in)
0.005% -86dBu @ 1kHz, 0dBu output
Low gain (5dB, Pad out)
0.003% -89dBu @ 1kHz, 0dBu output
Mid gain (30dB, Pad out)
0.004% -88dBu @ 1kHz, 0dBu output
Mic/Line Channel THD+N
20-20kHz, Direct Out @ unbalanced out
OUTPUTS
XLR Outputs
Balanced, Relay protected
Output Impedance
<75Ω
Nominal Output
+4dBu = 0dB meter reading
Maximum Output Level
+22dBu
Residual Output Noise
-91dBu (muted, 20-20kHz)
Operating Temperature
0 deg C to 35 deg C (32 deg F to 95 deg F)
Mains Power
100-240V, 50/60 Hz, 20W max

Allen & Heath AR84 AudioRack is a compact 8-in/4-out digital stagebox designed for seamless integration with Allen & Heath digital mixers via the dSNAKE protocol over a single Cat5 cable. Supporting remote preamp control, scene recall, and flexible connectivity, the AR84 delivers reliable, high-quality audio I/O for live sound, studio, and installation applications. Its rugged design and expansion capabilities make it ideal for portable setups and multi-room systems. 

  • 8 Mic Preamps on XLR
  • 4 XLR Line Outs
  • dSNAKE Connection with locking Ethercon port
  • Rack mountable

INPUTS
XLR Mic/Line Inputs Balanced
Mic/Line PreampFully recallable
Input Sensitivity-60 to +15dBu
Analogue Gain+5 to +60dB, 1dB steps
Pad-20dB
Maximum Input Level+32dBu
input Impedance>4kΩ (Pad out), >10kΩ (Pad in)
Mic/Line Channel noise20-20kHz, Direct Out @ unbalanced out
Mic EIN-127dB with 150Ω source
Unity gain (Pad in)0.005% -86dBu @ 1kHz, 0dBu output
Low gain (5dB, Pad out)0.003% -89dBu @ 1kHz, 0dBu output
Mid gain (30dB, Pad out)0.004% -88dBu @ 1kHz, 0dBu output
Mic/Line Channel THD+N20-20kHz, Direct Out @ unbalanced out
OUTPUTS
XLR OutputsBalanced, Relay protected
Output Impedance<75Ω
Nominal Output+4dBu = 0dB meter reading
Maximum Output Level+22dBu
Residual Output Noise-91dBu (muted, 20-20kHz)
Operating Temperature0 deg C to 35 deg C (32 deg F to 95 deg F)
Mains Power100-240V, 50/60 Hz, 20W max

About Penguin Media Solutions

Penguin Media Solutions is a professional audio, video, and lighting design, installation, and maintenance company based in Brighton, UK. As an authorised Martin Audio dealer, we provide high-performance AV systems for commercial venues, hospitality, and event spaces across Brighton, London, and South-East England.

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