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Unpacking: 

 
Please inspect the unit carefully to ensure that damage had not occurred during

 

 

 

 

 

 

 

 

 

 

 

 

 

shipping. 
Report any damage immediately to the factory, note if there is any obvious damage to

 

 

 

   

 

 

   

   

 

 

   

the packaging. 
 
The unit is supplied with a full complement of Phoenix

3pin pluggable connectors

 

   

 

   

 

   

 

 

 

 

installed in their mating sockets. DB multi­pin type connectors and BNC connectors are

   

 

 

 

 

 

 

 

 

 

 

 

not supplied. 
 
A standard 3­pin disconnect IEC power cable is included. 
 
 

Installation:

 

 
The MLC8A mounts in a standard 19 inch rack and occupies one rack unit of space. 
 
Connections to the unit are made on the rear panel. Please note that the 25­pin DB

   

 

 

 

 

 

 

 

 

 

 

 

 

 

 

male connector labelled

AUX

is used to connect the analog outputs. The 9­pin DB

 

 

 

   

   

 

 

 

 

 

 

 

female connector labelled

SERIAL COMM

is an RS422 control port for connection to an

 

 

 

 

     

 

 

   

     

external controlling device such as the MLC8R remote panel. Please refer to the rear

 

 

 

 

 

 

 

 

 

 

   

 

 

panel layout diagram and the detailed connector diagram for connectors

AUX and

 

 

 

 

 

 

 

 

 

 

 

 

SERIAL COMM

 
The MLC8A is factory calibrated to operate at the nominal level of ­20dBFS = 0. Other

 

   

 

   

   

 

 

   

     

 

operating nominal levels (such as ­18, ­14, ­12 dBFS) may be set provided it is specified

 

 

 

   

 

 

 

 

   

 

     

 

at the time of order.  
 

 
 
 
 

USING THE MLC8A

 

 
The MLC8A is designed to display the levels of multiple audio signals in a surround

 

   

   

 

 

   

 

 

     

 

sound environment (5.1 + 2) and to provide acoustic mixing of these signals with overall

 

 

     

   

 

 

   

 

 

 

 

global level control.  
  
All connections to the unit are made on the rear panel and all displays and operating

 

   

 

 

 

 

 

 

 

 

   

 

 

 

controls are located on the front panel. 
 
Eight bargraph displays on the left­hand side show the level of the incoming signal. The

 

 

 

 

 

 

 

 

 

   

 

 

 

 

factory setting for the bargraph meters is ­20dBFS = 0. The bargraphs display the

 

 

 

 

 

   

     

 

 

 

 

incoming level of the 5.1+2 signals. 

Summary of Contents for MLC8A

Page 1: ...MLC8A MULTI CHANNEL LEVEL CONTROL by Ward Beck Systems Rev Oct 01 2014 ...

Page 2: ...S422 control port for connection to an external controlling device such as the MLC8R remote panel Please refer to the rear panel layout diagram and the detailed connector diagram for connectors AUX and SERIAL COMM The MLC8A is factory calibrated to operate at the nominal level of 20dBFS 0 Other operating nominal levels such as 18 14 12 dBFS may be set provided it is specified at the time of order ...

Page 3: ...or the highest level LED which flashes to indicate the mute condition The MASTER level control adjusts over all level of the proportional mix set by the eight individual level controls The MASTER level control also incorporates a push push switch Activating this switch mutes all eight channels It is possible to store two proportionate mixes in the MLC8A Once the desired mix is set push and hold a ...

Page 4: ...MLC8A CONNECTOR LAYOUTS MLC8A CONNECTOR ASSIGNMENT MLC8A INTERCONNECT CABLE ...

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Page 10: ...rminal Block AES EBU OUTPUTS Impedance 75Ω Unbalanced 110Ω transformer balanced Level 2 5V p p terminated Output 0 dbfs Noise Less than 100 dbfs Standard AES31D 1995 THD Less than 0 001 Type BNC Female 3 pin Terminal Block MONITOR OUTPUT Frequency Response 1 5 dBu from 20Hz to 20kHz Impedance 60Ω balanced Max Output 23 5 dBu Noise less than 70 dbfs THD Less than 0 05 Connector Type 3 pin Terminal ...

Page 11: ...ble such as fuses and lamps This warranty does not cover damages caused by misuse accident neglect unauthorized alteration repair by unauthorized personnel or damage caused by an act of God war or civil insurrection In no event shall Ward Beck Systems Ltd be liable for consequential damages Ward Beck Systems Ltd shall have the rights to final determination as to the application of this warranty Wa...

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