Allen & Heath GR4 Zone Mixer

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GR4 OVERVIEW

GR4 is a 1U rack-mounting or desktop audio mixer, providing simple yet comprehensive control of background music and paging in bars, restaurants, stores and other leisure / retail environments. Standout features include optional remote wallplates, a mic input on the front panel, plus a 3.5mm jack on the front for portable music sources.

GR4 FEATURES Connectivity Mic Inputs

Four mic inputs on rear mount Phoenix connectors with MIC1 selectable to an optional front mounted XLR.

Line Inputs

Four stereo inputs on rear mount phono connectors. An additional front mounted 3.5mm jack socket overrides input 4 phono source.

Zone Outputs

Two stereo (mono selectable via internal jumper) zones on rear mount Phoenix connectors. An additional two mono zone outputs are available with mix output being selectable from internal jumpers.

Control

Paging and Alarm contact inputs on rear mounted Phoenix connectors allow integration with 3rd party paging stations and fire alarm systems.

Remote

Remote control can be achieved via PL-14 Remote connected to the rear mounted RJ45 or custom/3rd party analogue remotes connected to the rear mounted Phoenix connectors.

PL-14 Remote Control

o Rotary Volume control with four source select switches.

o Optional IR remote control.

o Connection via standard Cat5e cabling.

o RJ45 Link through connector for adding additional controllers (Maximum of two).

o Three versions to suit UK, EU or US standard front panels.

Features Mixing

Individual mix and selectable control of all inputs to Z1 & Z2. Multiple options for configuring mix outputs to Z3 & Z4 (via internal jumpers).

Dynamics

Gain and 2 band EQ available on all mic inputs with an additional 2 band EQ available on Z1 & Z2 outputs.

Primary mic mode

When audio sensed on MIC1 channel and/or PAGE contact closure is sensed then music is faded to pre-set level and MICs2-4 muted for the duration of the announcement. MIC1 zone select LEDs flash slowly when in priority mic mode.

Gain / volume rotary controls can be removed and capped (caps supplied) to prevent unauthorised use. Installer selectable modes, including: Primary and secondary mic modes

Perfect for controlling hierarchal microphone feeds such as simple paging announcements.

Emergency mic mode

For use with 3rd party systems in emergency situations. Mutes all inputs except MIC1 on alarm contact closure.

Juke box mode

Provides a priority line input to the system for pre-recorded announcements or programme material such as Sports channels.

Advanced Features

Entering programming mode allows the following parameters to be adjusted:

Ducker attenuation Ducker hold time Ducker release time Music crossfade time Jukebox hold time Jukebox release time Find out about the GR3 Zone Mixer



Download GR4 Zone Mixer Instruction Manual

Reviews


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Allen & Heath GR4 Zone Mixer - Sound and Light

  Wednesday 23 October 2019       


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23 GR4 Zone Mixer -mixer-with-4-mic-and-4-stereo-ip-and-2-zone... gr4 mixer with 4 mic and 4 stereo i/p and 2 zone outputs 1u. gr4 is a 1u rack-mounting or desktop audio mixer, providing simple