GR4 The Allen & Heath GR4 is a 1U rack-mount zone mixer designed for background music and paging in commercial environments. It offers versatile input and output configurations.

Mfr Part #:

GR4

The Allen & Heath GR4 is a 1U rack-mount zone mixer designed for background music and paging in commercial environments. It offers versatile input and output configurations.

✓ Total Stock: 6 pcs

$ Price Range: $1.87

GR4 Available from 1 distributor

✓ Authorised

✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
Partservice ✓ Non-Authorised Inventory information	6 pcs On Request	6 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request

GR4 Specifications Quick View

Most important parameters for selection – full specs in datasheet.

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Category	New Products
Manufacturer Name	Thomson-CSF

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GR4 Description

Short technical summary and product information.

The Allen & Heath GR4 is a 1U rack-mounting or desktop audio mixer providing comprehensive control of background music and paging in bars, restaurants, stores, and other leisure or retail environments.

Connectivity includes four mic inputs on rear mount Phoenix connectors, with MIC1 selectable to an optional front-mounted XLR. Four stereo line inputs are available on rear mount phono connectors, and an additional front-mounted 3.5mm jack socket overrides input 4. The mixer features two stereo zone outputs (mono selectable via internal jumper) on rear mount Phoenix connectors, with two additional mono zone outputs available.

Advanced features include installer-selectable modes such as primary and secondary mic modes for hierarchical microphone feeds, emergency mic mode for integration with 3rd party systems, and jukebox mode for priority line input. Programming mode allows adjustment of parameters like ducker attenuation, hold time, release time, and music crossfade time.

This mixer is ideal for applications requiring flexible audio routing and paging control, offering features like optional remote wallplates and a front panel mic input for added convenience.

GR4 Quick Information

Product Type: Zone Mixer

Series: GR4

Canonical Name: GR4 Zone Mixer

Subcategory: Analogue Zone Mixer

GR4 Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

GR4 Estimated Pricing

Qty	Low	High
1+	$1.87	$1.87

Estimated market price range - modelled values for guidance only, not live distributor offers.

GR4 Features

Four mic inputs with selectable front XLR.
Four stereo line inputs with front 3.5mm override.
Four zone outputs with mono selection.
Installer-selectable primary and emergency mic modes.
Adjustable ducker and crossfade parameters.

GR4 Applications

Ideal for bar and restaurant audio systems.
Suitable for retail store background music.
Provides flexible paging control.
Integrates with third-party paging systems.
Supports priority line input for announcements.

GR4 FAQs

6 frequently asked questions generated from this part’s specifications.

How many microphone inputs does the Allen & Heath GR4 have?

The GR4 has four microphone inputs on rear mount Phoenix connectors, with MIC1 selectable to an optional front mounted XLR.

What types of line inputs are available on the GR4?

It features four stereo line inputs on rear mount phono connectors, plus an additional front mounted 3.5mm jack socket that overrides input 4.

How many zone outputs does the GR4 offer?

The GR4 provides two stereo zone outputs (mono selectable via internal jumper) and an additional two mono zone outputs.

What EQ is available on the GR4's inputs and outputs?

Gain and a 2-band EQ are available on all mic inputs, with an additional 2-band EQ available on Zone 1 and Zone 2 outputs.

What installer-selectable modes are available on the GR4?

Installer selectable modes include primary and secondary mic modes, emergency mic mode, and jukebox mode.

What parameters can be adjusted in the GR4's programming mode?

Programming mode allows adjustment of ducker attenuation, ducker hold time, ducker release time, music crossfade time, jukebox hold time, and jukebox release time.

GR4