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iDR-in/out

 User Guide   AP4774 

 

 

 

 

iDR-in

 and 

iDR-out

 are add-on audio expander units for the Allen & Heath 

iDR-4

 and 

iDR-8

 audio mix processors.  

They provide additional analogue audio inputs and outputs to add to those on the main unit.  The 

iDR-in

 has 8 mic/line 

inputs, the 

iDR-out

 has 8 line outputs.  One or both may be connected to the 

iDR

.  Only one of each may be added to 

the iDR system bringing it up to a maximum 16x16 audio matrix.  These units do not have any processing built in.  They 
simply convert between analogue and digital audio to work with an 8 channel wide digital bus which feeds the main 
unit via a CAT5 STP cable.  The 

iDR-in

 features high grade mic/line preamps with PC configured gain, pad and 

phantom power switching, and a built-in soft clip limiter.  The 

iDR-out

 provides electronically balanced differential 

outputs.  The processing is available on the main 

iDR-4

 or 

iDR-8

 unit which features the full 16x16 DSP matrix.  Both 

units have 8 front panel LEDs in addition to the 3 status indicators.  These are 3-colour soft LEDs which can be 
assigned as audio meters, mute indicators or patch related indicators.  They are programmed in the usual way using 
the iDR System Manager software.  Control of the expanders is via the DR-Link port using a CAT5 STP cable.  This 
means that two CAT5 cables are required to interconnect an expander to the main unit.  Maximum distance between 
the units is 250 metres.  Local mains power is required. 

 

 

This product complies with the European Electromagnetic 
Compatibility directives 89/336/EEC & 92/31/EEC and the 
European Low Voltage Directives 73/23/EEC & 93/68/EEC. 

 

NOTE:

   Do not remove the cover of the unit.  There are no user serviceable 

parts inside.  Any changes or modifications to the equipment not approved by 
Allen & Heath could void the compliance of the equipment and therefore the 
users authority to operate it. 

 

iDR-in/out User Guide AP4774 Issue 2 

Copyright © 2003 Allen & Heath Limited.  All rights reserved 

Whilst we believe the information in this guide to be reliable we do not assume 
responsibility for inaccuracies. We also reserve the right to make changes in 
the interest of further product development. 

 

 

   

 

 

iDR-in/out EXPANDER                     

AP4774

 

 

   

 

 

 

    

User Guide    

AUDIO INPUT EXPANDER

power

lock

link

iDR-in

lock

link

power

AUDIO OUTPUT EXPANDER

iDR-out

Made in the UK by ALLEN&HEATH LIMITED

AUDIO OUT

CAUTION: RISK OF ELECTRIC SHOCK. DO NOT OPEN.

FOR CONTINUED PROTECTION AGAINST RISK OF FIRE REPLACE FUSE WITH SAME TYPE AND RATING.

ATTENTION: REMPLACER LE FUSIBLE AVEC UN DES MEMES CARACTERISTIQUES.

47-63Hz ~ 25W MAX

100 - 240V~

THIS APPARATUS MUST BE EARTHED.

WARNING

SERIAL NUMBER

AVIS: RISQUE DE CHOC ELECTRIQUE - NE PAS OUVRIR.

FUSE: T500mAL

next

OUT DR-LINK

previous

IN

IN 2

Complies with UL6500, CSA-E65, EN60065

IN 8

IN 7

MIC/LINE INPUTS

IN 6

IN 5

IN 3

IN 4

IN 1

AUDIO IN

Made in the UK by ALLEN&HEATH LIMITED

CAUTION: RISK OF ELECTRIC SHOCK. DO NOT OPEN.

FOR CONTINUED PROTECTION AGAINST RISK OF FIRE REPLACE FUSE WITH SAME TYPE AND RATING.

ATTENTION: REMPLACER LE FUSIBLE AVEC UN DES MEMES CARACTERISTIQUES.

THIS APPARATUS MUST BE EARTHED.

WARNING

47-63Hz ~ 25W MAX

100 - 240V~

SERIAL NUMBER

FUSE: T500mAL

AVIS: RISQUE DE CHOC ELECTRIQUE - NE PAS OUVRIR.

next

OUT DR-LINK

previous

IN

OUT 2

Complies with UL6500, CSA-E65, EN60065

OUT 8

OUT 7

LINE OUTPUTS

OUT 6

OUT 5

OUT 3

OUT 4

OUT 1

DIGITAL EXPANDER

DIGITAL EXPANDER

EXPANDER INPUTS

EXPANDER OUTPUTS

Summary of Contents for iDR-in

Page 1: ...ives 73 23 EEC 93 68 EEC NOTE Do not remove the cover of the unit There are no user serviceable parts inside Any changes or modifications to the equipment not approved by Allen Heath could void the compliance of the equipment and therefore the users authority to operate it iDR in out User Guide AP4774 Issue 2 Copyright 2003 Allen Heath Limited All rights reserved Whilst we believe the information ...

Page 2: ... iDR 4 8 This is described below Turn the unit on by pressing the rear panel power ON OFF switch The power LED lights up The link LED lights if the DR Link connection is established with the iDR 4 8 The lock LED lights once the link is established and audio is correctly communicated with the iDR 4 8 The iDR System Manager detects the presence of the expander If one or more of the LEDs do not light...

Page 3: ...er to the switch box Make sure you plug into the correct DR Link socket Use CAT5 STP cable A pair of standard 2 metre cables is provided with each expander Maximum cable length is 250 metres This means that the expander units can be used for remote audio over CAT5 cable AUDIO OUT next OUT DR LINK previous IN DIGITAL EXPANDER IN OUT DR LINK AUDIO OUT DR LINK AUDIO IN iDR in iDR out iDR 8 7 6 5 4 3 ...

Page 4: ... 18dBu Expander Input Output Port RJ45 connector Proprietary 8 channel digital audio Connects to iDR 4 or iDR 8 main unit CAT5 STP cable up to 250 metres 825 feet Converters 24bit resolution A D dynamic range 109dB A weighted 106dB unweighted D A dynamic range 115dB A weighted 112dB unweighted DR Link Port Serial control of iDR expander units Proprietary Allen Heath control protocol RJ45 connector...

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