User`s manual
AEQ FORUM - DIGITAL AUDIO MIXER FOR BROADCAST APPLICATIONS 
27
 2.2.3. Audio Input/Output modules 
FORUM  AEQ  includes  enough  space in  its  rear  panel  to accommodate  a  maximum  of  14 
independent  modules  of  audio  inputs or  outputs  in  various formats. Depending  on  the  type of 
audio processed, each of these modules receives  a specific identifier within the family of 
products AEQ FORUM. AEQ is continuously developing new features for AEQ FORUM in order 
to meet the market demands for different solutions. 
Below is the list of modules currently available: 
•  FR02, 4 inputs and 4 outputs, digital stereo AES / EBU or SPDIF. 
•  FR03, 2 mic / line inputs (selectable). 
•  FR04, 8 inputs mono line level. 
•  FR05, 8 mono outputs line level. 
•  FR33, digital telephone hybrid module. 
Using  the modules  described above,  in  the numbers  and  available free  position of  the 14 
available  slots  on  the  rear  panel  of  AEQ  FORUM,  each  customer  can  customize  their  AEQ 
FORUM  mixing  console  to  exactly  fit  its  specific  requirements  and  applications. 
In order to simplify the installation phase, AEQ offers a prefabricated wiring kits for the different 
audio  Input  and  Output  modules  available.  More  information  in  section  2.2.4  of  this  manual. 
 2.2.3.1. FR02 AES/EBU – SPDIF Input/Output Module 
The AEQ FORUM FR02 module includes 4 AES/EBU or SPDIF stereo digital inputs and outputs 
on two DB15 connectors. 
Module FR02 
The  4  digital  inputs  available  on  the  FR02  are  available  through  a  female  DB15  connector 
identified as AES/EBU 4 STEREO INPUTS. 
C










