Allen & Heath Rack Mount Zone Mixer AH-GR4
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The GR4 from Allen & Heath is a single rackmount or desktop audio mixer that provides comprehensive control of paging and background music in restaurants, bars, stores, and other retail/leisure environments. The mixer features four mic inputs on the rear panel via Phoenix connectors with an option to select Mic 1 from an XLR input on the front panel. Additionally, there are four pairs of stereo RCA connectors for audio playback devices. The two zone outputs are offered in stereo on Phoenix connectors, but may be changed to mono via internal jumpers. An additional two mono zone outputs (3 & 4) are available with mix output being selectable from internal jumpers. The optional PL-14 remote control provides a rotary volume control with four selectable source switches and connects via standard Cat5e cabling. The GR4 ships with a power cord, blanking bung covers, a set of rack ears, four countersunk Pozi screws, and 14 Phoenix connectors.
Features
- Four Mic Inputs, Four Stereo Inputs
- 1/8" Stereo Aux Input
- Four Zone Outputs
- Individual Control of Mix to Zone 1 & 2
- Gain and 2-Band EQ for Mic Inputs
- 2-Band EQ for Zone Outputs 1 & 2
- Primary and Secondary Mic Modes
- Emergency Mic Mode & Juke Box Mode
- Includes Rack Ears and Mounting Hardware
- Includes 14 Phoenix Connectors
Specs
| Microphone Inputs |
Mic Input Sensitivity (Gain = Min): 0 dBu
Mic Input Sensitivity (Gain = Max): -50 dBu Mic Level control (Max): +5 dB Mic Level control (Min): -80 dB Mic HPF -3 dB: 150 Hz Mic EQ LF: ±15 dB fc = 80 Hz Mic EQ HF: ±15 dB fc = 8 kHz Mic Frequency Response 20 Hz – 20 kHz: ±1 dB Mic THD+n @ 0 dBu in 1 kHz: 0.004% 22 Hz - 22 kHz Mic THD+n @ -30 dBu in 30 dB gain 1 kHz: 0.005% 22 Hz - 22 kHz Mic Hi Level warning LED (Unity gain): +18 dBu Clip level (Unity gain): +21 dBu |
| Stereo Inputs |
ST Input Sensitivity (Gain link OFF): 0 dBu
ST Input Sensitivity (Gain Link ON): -10 dBu ST Level control (Max): +6 dB ST Level control (Min): -76 dB ST Frequency response 20 Hz – 20 kHz: ±0.5 dB ST THD+n @ -10 dBu in 1 kHz: 0.015% 22 Hz - 22 kHz ST THD+n @ 0 dBu in 1 kHz: 0.035% 22 Hz - 22 kHz Crosstalk from Unselected Channel: -75 dB @ 1 kHz |
| Zone Output |
Main Zone Level Control (Max): 0 dB
Main Zone Level Control (Min): -74 dB Main Zone Hi Lev LED (Unity Gain): +18 dBu Main Zone EQ LF: ±15 dB fc = 80 Hz Main Zone EQ HF: ±15 dB fc = 8 kHz Main Zone Clip Level (Unity gain): +21 dBu |
| Noise |
ST Input to Main Zone Output (Unity): -90 dBu 22 Hz - 22 kHz
Mic Input Routed at Min Gain as Well: -88 dBu 22 Hz - 22 kHz Mic Input Routed at Max Gain: -77 dBu 22 Hz - 22 kHz (150R source) |
| Power |
100 - 240 VAC, 50/60 Hz, 20 W
Power Consumption: 15 W (with no remote attached) |
| Dimensions |
1.9 x 9.5 x 17.2" / 48.0 x 242.0 x 438.0 mm
|
| Weight |
7.5 lb / 3.4 kg
|
