Audio Choice Qm4 Manual !!hot!! Jun 2026

: Connect your microphones to the XLR ports or instruments (like keyboards or acoustic-electric guitars) to the 1/4" jacks. Channel Controls : Each channel features independent knobs for: : To set the initial input sensitivity. : A simple EQ adjustment to brighten or darken the sound.

Troubleshooting — fast fixes

For any specific operational questions, connection issues, or troubleshooting not covered here, the most reliable source of information is the , which should have been included with your amplifier. If you have lost your copy, we recommend you:

: Determines the overall depth and presence of the reverb effect across all channels simultaneously. audio choice qm4 manual

: Individual High and Low rotary knobs allow basic acoustic sculpting per channel.

: Check the Master Volume and individual channel gain. Ensure speakers are connected to the "Powered Output" and not just a line-level output.

If the "CLIP" or "PEAK" indicator lights up, reduce the individual channel gain or master volume immediately to prevent distortion and hardware damage. : Connect your microphones to the XLR ports

Understanding the hardware is the first step to mastering the manual. The QM4 is a rugged, compact unit often sold as a bundle with speakers. : 100 Watts at 4 ohms. Channels : 4 individual input channels.

: Like most powered mixers, the QM4 relies on airflow to prevent overheating. Ensure the rear or side vents are never blocked by cloth or placed against soft surfaces like rugs. Speaker Pairing

Allows for the connection of external effects processors. Troubleshooting — fast fixes For any specific operational

Each of the four channels functions identically and includes the following hardware adjustments:

: Confirm that the Master Volume knob is turned down completely. Plug the power chord into a grounded AC outlet. Flick the power switch on; the front-panel LED power indicator should illuminate. Channel Strip and Input Controls The front panel of the Audio Choice QM4 Go to product viewer dialog for this item.

serves as the definitive roadmap for operating this highly portable, 100-watt, 4-channel powered public address (PA) head. Manufactured by SoundTech—a brand highly regarded for building rugged gear for clubs, schools, and houses of worship—the Go to product viewer dialog for this item.