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True to the Music

Radial Engineering Ltd.

8ox & 8cx Owner’s Manual

RADIAL 8cx INTRODUCTION

Congratulations on your purchase of a Radial 8cx microphone splitter. The Radial 8cx is an easy to use eight channel splitter in a 
contractor friendly install package. Like it’s rackmount cousin, the 8cx divides the mic signals three ways; to a direct output; a direct 
output with ground lift; and an isolated output. A high performance audio isolation transformer is used to eliminate hum and buzz 
caused by ground loops. 

8cx DESIGN CONCEPT

The 8cx allows sound contractors to quickly build and install a custom mic splitter with excellent sonic performance. The 8cx is ideally 
suited for permanent install where it can be incorporated into the electrical conduit installed by the electrical trades. 

Typically, 8cx splitters are mounted in an electrical box located in a utility room or under the stage. The 8cx is designed to fi t in standard 
size NEMA electrical junction boxes. Six 8cx splitters can easily fi t into a 24” x 24” enclosure for a 48 channel system. 

The 8cx connects to XLR interface panels located around the theater through the electrical conduit. For example, microphones may 
connect to stage-left and stage-right XLR input panels, another on-stage panel may be used to interface the monitor console while a 
panel in the house seating connects the main PA console. 

Aux. Direct with Ground Lift

Remote Broadcast

Direct Output

Main PA

Isolated Output

Monitors

Channels 1-8

Channels 9-16

Channels 17-24

Channels 25-32

Channels 33-40

Channels 41-48

To Main FOH Console

From Stage-Left  

Input Panels

To Monitor 

Console

From Stage-Right 

Input Panels

To Broadcast 

Console

Isolated Output To 
Monitor Console

Direct Output To 
Main Pa Console

Aux. Direct Output To 
Broadcast Console

Microphone 
Input

8

Содержание 8ox

Страница 1: ...accompany any request for work to be performed under this limited warranty This limited warranty shall not apply if the product has been damaged due to abuse misuse misapplication accident or as a res...

Страница 2: ...nce are subject to change without notice Radial Engineering Ltd 1638 Kebet Way Port Coquitlam BC V3C 5W9 tel 604 942 1001 fax 604 942 1010 email info radialeng com web www radialeng com www radialeng...

Страница 3: ......

Страница 4: ...It s most common in sound reinforcement and live recording when the on stage microphones must be split to feed two mixing consoles When done improperly splitting a signal can dull frequency response l...

Страница 5: ...ormer eliminating noise caused by ground loops Once the loop is complete there is the electrical potential for DC voltage to flow through it This potential is caused by the interaction between devices...

Страница 6: ...Isolated Output The ISOLATED outputs uses eight precision audio isolation transformers to decouple the mic signals from the DIRECT outputs This output may be patched to a separate audio sys tem withou...

Страница 7: ...lt this switch is factory set to lifted allowing the chassis to float ungrounded and should remain this way unless a specific grounding scheme requires the signal ground to be tied to the chassis 10 1...

Страница 8: ...r then mates with the socket Pin termination for the Euroblock terminals are clearly marked on the rear panel Referring to the pins on an XLR connector 1 2 3 G G G G Connecting the DB 25 I O The DB 25...

Страница 9: ...three consoles to an 8ox The MAIN PA console connects to the DIRECT output and the MONITOR console to the auxil iary DIRECT with LIFT output In order to avoid hum and buzz from ground loops these cons...

Страница 10: ...ISOLATED output for that channel Internal Chassis Ground Lift All Channels All tconnectors are 100 isolated from the steel chassis allowing chassis and signal ground to be kept separate However an sin...

Страница 11: ...8cx splitters are mounted in an electrical box located in a utility room or under the stage The 8cx is designed to fit in standard size NEMA electrical junction boxes Six 8cx splitters can easily fit...

Страница 12: ...AGO connector INTERNAL GROUNDING OPTIONS 8cx FEATURE SET 1 Skeleton Frame The 9 5 x 5 frame is constructed of 14 gauge steel and serves several functions It s built in stand offs allow cable to pass u...

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