GR2 - Uncategorized ALLEN & HEATH - Free user manual and instructions
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| Product Type | Compact 2-Channel Mixer |
| Brand | Allen & Heath |
| Model | GR2 |
| Dimensions (W x D x H) | 200 mm x 150 mm x 50 mm |
| Weight | 0.5 kg |
| Power Supply | 9V DC, 500 mA (center positive) |
| Input Channels | 2 mono (XLR/TRS combo) + 1 stereo (RCA) |
| Output Connections | Main outputs (XLR), headphone (TRS), record out (RCA) |
| Frequency Response | 20 Hz - 20 kHz ±1 dB |
| Total Harmonic Distortion | <0.01% @ 1 kHz, +14 dBu |
| Signal-to-Noise Ratio | >100 dB |
| Equalization | 3-band EQ per channel (High, Mid, Low) |
| Phantom Power | +48V switchable per channel |
| USB Connectivity | USB 2.0 for audio streaming (2-in/2-out) |
| Headphone Output | 1/4" TRS, volume control |
| Maintenance & Cleaning | Use dry cloth; avoid solvents; keep vents clear |
| Safety | Do not expose to moisture; use grounded outlets |
| Spare Parts & Repairability | Contact authorized service centers; replaceable fader caps |
| General Information | Designed for live sound and recording; rugged metal chassis |
Frequently Asked Questions - GR2 ALLEN & HEATH
How do I connect the GR2 to my computer for recording?
Use a USB 2.0 cable to connect the GR2's USB port to your computer. The device should be recognized as an audio interface. Install drivers if prompted. Use your DAW to select Allen & Heath GR2 as input/output.
Why is there no sound coming from my main outputs?
Check that the main volume knob is turned up and that the channel faders are raised. Ensure cables are properly connected to the XLR outputs. Verify that the device is receiving power and the power LED is lit.
Can I use phantom power with dynamic microphones?
Phantom power should be turned off for dynamic microphones and ribbon microphones. Only use phantom power with condenser microphones that require it. The GR2 provides +48V phantom power switchable per channel.
How do I adjust the EQ on the GR2?
Each channel has a 3-band equalizer with controls for High, Mid, and Low frequencies. Rotate the knobs to boost or cut frequencies as desired. Use a flat EQ as a starting point.
What headphones are compatible with the headphone output?
The headphone output is a 1/4-inch TRS jack. Most professional headphones with a 1/4-inch plug or adapter are compatible. The output impedance is suitable for headphones from 32 to 600 ohms.
How do I clean and maintain the GR2 mixer?
Disconnect power before cleaning. Use a soft, dry cloth to wipe the surface. Do not use abrasive cleaners or solvents. Ensure ventilation slots are free from dust.
Can I use the GR2 as a standalone mixer without a computer?
Yes, the GR2 works as a standalone mixer. Connect microphones or instruments directly to the inputs and route the main outputs to speakers or a PA system.
What is the maximum input level for the GR2?
The maximum input level is +20 dBu for the XLR inputs and +15 dBu for the TRS inputs. Avoid overloading the inputs to prevent distortion.
How do I replace a fader cap on the GR2?
Fader caps can be gently pulled off and replaced. If a fader itself is damaged, contact an authorized Allen & Heath service center for repair.
What is the warranty period for the GR2?
Allen & Heath products typically come with a 2-year limited warranty. Check your local dealer or the included warranty card for specific terms.
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USER MANUAL GR2 ALLEN & HEATH
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Product information
Brand : ALLEN & HEATH
Model : GR2
Category : Uncategorized