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Allen & Heath Limited
Kernick Industrial Estate
Penryn, Cornwall,
TR10 9LU, UK
www.allen-heath.com
GX4816 Technical Datasheet Issue 1 1 Allen & Heath Ltd
GX4816 Technical Datasheet
Overview
• 48 Mic Preamps on XLR
• Phantom Power LED per Input
• 16 XLR Line Outs
• GX connection with locking Ethercon port
• DX ports for further I/O expansion
• DX 2 port compatible with ME system
• 96kHz audio
A&E Specifications
The unit shall be a rack-mountable remote audio device for
Allen & Heath mixing systems. The remote audio unit shall
provide 48 XLR inputs with individually configured Phantom
Power and 16 XLR outputs. Phantom power LED indicators
shall be provided per input socket on the remote audio rack.
The unit shall work at 96kHz sampling rate.
One Ethercon connector shall be provided for transport of
the digital audio and control signals to and from the mixing
system. Two further Ethercon connectors shall be provided
for further expansion with compatible Allen & Heath remote
audio devices. One of these ports shall be compatible with
the Allen & Heath ME personal mixing system.
The Ethernet protocol shall provide control to the remote
preamp, and all mic preamps shall be recallable by the
digital mixing system. Unit firmware shall automatically be
updated when connected to the digital mixing system.
The remote audio rack shall have a built-in power supply
accepting AC mains voltages of 100~240V, 50/60 Hz, 80W
max via an earthed 3-pin IEC male connector on the front
panel.
Recommended operating temperature for the remote audio
rack shall be 0 to 40 degrees Celsius.
The unit shall be the Allen & Heath GX4816.
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GX4816 Technical Datasheet Issue 1 2 Allen & Heath Ltd
Dimensions
390.00mm/15.3"
183.80mm/7.2"
229.50mm/9.0"
441.00mm/17.4"
100.1mm/4"
481.60mm/18.9"
221.50mm/8.7"
255.0mm/10"
115.60mm/4.6"
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GX4816 Technical Datasheet Issue 1 3 Allen & Heath Ltd
System Specification
Inputs
Outputs
Mic/Line XLR Inputs
Balanced XLR, +48V phantom power
Analogue XLR Outputs
Balanced, Relay protected
Mic/Line Preamp
Fully recallable
Output Impedance
<75Ω
Input Sensitivity
-60 to +15dBu
Nominal Output
+4dBu = 0dB meter reading
Analogue Gain
+5 to +60dB, 1dB steps
Maximum Output Level
+21dBu
Pad
-20dB Active PAD
Residual Output Noise
-95dBu (muted, 22Hz-22kHz)
Maximum Input Level
+30dBu (PAD in)
Input Impedance
>4kΩ (Pad out), >10kΩ (Pad in)
Mic EIN
-127dB with 150Ω source
Phantom Power
indication
Per socket, internal or external phantom power
sensing, triggered at 24V
Power
Temperature
Mains Voltage Operating
Range
100-240V AC, 50/60Hz
Operating Temperature Range
0°C to 40°C (32°F to 104°F)
Mains Power
Consumption
80W max
Dimensions and
Weights
Width x Depth x Height x Weight
GX4816
481.6 x 255 x 229.5 mm x 8kg
(18.9” x 10” x 9” x 17.6lbs)
GX4816 (boxed)
560 x 385 x 310 mm x 10kg
(22” x 13.3” x 12.2” x 22lbs)
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