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True to the Music

Radial Engineering Ltd.

8ox & 8cx Owner’s Manual

Connecting Two Mixing Consoles

This is the most basic 8ox set up and allows the 
MAIN PA and MONITOR consoles to have ac-
cess to the stage microphone signals. 

The MAIN PA console connects to the DIRECT 
output and supplies 48V phantom power to the 
mics and active direct boxes. 

The MONITOR console uses the ISOLATED out-
put and is therefore electrically decoupled from 
the fi rst console. The MONITOR console may be 
powered from a separate AC-mains circuit with-
out creating ground loops.

Connecting Three Mixing Consoles

This advanced setup connects 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 consoles 
should be powered from the same AC main cir-
cuit or a power distribution system designed to 
prevent ground loops from forming. 

A third RECORDING console connects to the 
isolated output and is therefore electrically 
decoupled from the MAIN PA and MONITOR 
consoles. The RECORDING console may be 
powered from a separate AC mains circuit with-
out creating ground loops.

Main PA

Direct Output

Monitors

Isolated Output

Main PA

Direct Output

Recorder

Isolated Output

Monitors

Direct with Lift

AC Mains

Circuit 1

AC Mains

Circuit 2

AC Mains

Circuit 2

Earth

Earth

Earth

Earth

AC Mains

Circuit 1

AC Mains

Circuit 1

6

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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