Allen & Heath GX4816 48×16 XLR In/Out Portable GX Expander with DX Sockets




GX4816 is a 96kHz audio expander that provides high-input-count remote expansion for SQ, Avantis and dLive mixing systems, and for AHM audio matrix processors.

48 Mic Preamps

+60dB of gain, Phantom Power indicators and -20dB pad for line level sources.

16 Line Outs

Balanced, relay protected line outputs on XLR.

DX Ports

A pair of DX ports enable connection of additional DX expanders or the ME Personal Monitoring System (not on dLive or AHM)


No configuration required, just connect to your mixer and you’re ready to go. Firmware updates are handled automatically by the mixer.


Massively Expand Your System I/O!

Each GX4816 is loaded with 48 dLive mic preamps with independent Phantom Power LED indicators, plus 16 XLR line outputs. Additionally, 2 DX ports are provided for connection to up to 4 DX Expanders for further I/O expansion.

Maximum Flexibility

Put It Where You Need It

The GX4816 can be placed up to 100m away from the mixer for maximum flexibility of positioning and features integrated rack-ears for mounting in a 5U 19″ space.

Connection to dLive

The GX4816 can be used with dLive systems via the use of a gigaACE card installed in a dLive MixRack or Surface.

GX4816 with ME Personal Mixing

When used with an Avantis or SQ, the GX4816 can connect directly to our ME Personal Mixing System via the DX2 port.


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