Behringer Xair18 User Manual

1
Manual for changing/controlling audio settings of specific research lab’s at the DCC. TSG.dec.2017.
Set up audio recording labs.
The sound recording and EEG labs have been equipped with a setup that enables to present audio
stimuli, to record audio responses, to make stimulus recordings and to monitor the quality of the stimuli
and responses.
The mixer that is used for this is the Behringer Xair18.
This is a professional mixer with 18 analog mono inputs,
10 analog mono outputs, Midi in and out, USB connection
for audio-in-out and control, Ethernet for control and
additional features.
The Behringer is controlled by a program built by the TSG called ‘Beer’. Beer enables researchers to set
and store settings for specific experiments. These specific settings have to be loaded at the start of each
new measurement session ensuring that these stay identical throughout all experiment sessions.
PC Line OUT-R
PC Line OUT-L
PC Line IN-R
PC Line IN-L
Phones Exp-R
Phones Exp-L
Behringer Input-3
Behringer Input-4
MIC IN Subject-1
MIC IN Subject-2
Behringer AUX-1
Behringer AUX-2
Behringer Control-L
Behringer Control-R
Phones Sub-1-L
Phones Sub-1-R
Behringer AUX-5
Behringer AUX-6
Behringer Input-1
Behringer Input-2
Phones Sub-2-L
Phones Sub-2-R
Behringer Main-L
Behringer Main-R
Behringer AUX-3
Behringer AUX-4
Speakers Cabin-L
Speakers Cabin-R
PC
Behringer
Behringer-1-setup TSG
Extra UTP Card in PC connection
IP: 192.168.1.101
Behringer set as DHCP server
IP: 192.168.1.1
Radboud University Nijmegen. FSW/TSG june 2017
USB 2.0 to USB PC connection
Control of the Behringer via ‘Beer’.
-How to use Beer.
The ‘Beer’ program expects the default TSG settings and the devices to be switched on. The ‘Beer’
program is based on Python and will run on our FSW/DCC/BSI research labcomputer
(Start\All_Programs\Behringer).
The available input devices are:
Subject1-microphone. (mono)
Subject2-microphone. (mono)
PC output audio line-out. (stereo)

Behringer Xair18 Specifications

General

Brand	Behringer
Model	Xair18
Category	Music Mixer
Language	English

Summary

Set Up Audio Recording Labs

Behringer Xair18 Mixer Overview

Description of the Behringer Xair18 professional mixer, detailing its inputs, outputs, and connectivity.

Control Software 'Beer'

Introduction to the 'Beer' program used for controlling the Behringer mixer and managing experiment settings.

Control of the Behringer via 'Beer'

How to Use Beer Program

Instructions on how to operate the 'Beer' program, including its Python base and lab computer execution.

Available Input Devices

Lists the input devices available for use with the Behringer mixer, such as microphones and PC audio.

Available Output Devices

Details the output devices that can be connected to the Behringer mixer, including headphones and speakers.

Starting the Beer Program

Guide on launching the 'Beer' program and its automatic connection and initialization process with the mixer.

Creating Experiment Settings

Steps for configuring experiment settings in the 'Beer' program, including input/output selection and volume levels.

Configuring Audio Outputs and Monitoring

Available Output Options

Details the stereo output options: headphones, PC line-in, and speakers for presenting audio stimuli.

Controller Monitor Output

Describes the 'Controller monitor' output for an additional headphone, controlled independently.

Saving and Loading Experiment Settings

Saving Experiment Settings

Instructions on saving current Behringer settings using the 'File' menu in the 'Beer' program (.scn format).

Loading Experiment Settings

Guidance on loading previously saved experiment settings via the 'open file' option in the 'Beer' program.

Pre-Session Checks

Recommendation to verify settings and device functionality before each measurement session.

Audio Setup and Configuration Details

Initial Audio Setup Diagram

Diagram illustrating the basic initial audio setup and connections between PC and Behringer mixer.

PC Sound Settings

Details on configuring playback and recording devices within the computer's sound settings.

Advanced Behringer Settings

Information on accessing advanced Behringer settings via the Xair-mixer application for specific needs.

Synchronizing Mixer Settings

Synchronize Settings Prompt

Explanation of the synchronization prompt asking to transfer current settings between mixer and PC.

X AIR Edit Application

Overview of the X AIR Edit application for managing mixer channels, gains, and settings.

Mixer Connection and IP Settings

Details on connecting to the Behringer mixer, including manual IP configuration and status checks.