ARX ISO Optimizer User manual

To obtain warranty service for your Audibox, call, write, or

Email to ARX or the dealer you purchased it from. They

will give you the correct address to send your unit to. Have

your sales receipt showing date of purchase handy, and in-

clude a copy of it with your Audibox. Please pack the unit

well - we are not responsible for any damage caused by

unsuitablepackingduringshipment.Sendtheunittouspre-

paid, by a delivery service like FedEx, UPS, or any other

service that can track the shipment. We will return it to you

freight paid.

Ifyouhaveanyquestions,oranypartofthisisunclear,please

write to ARX Systems in the country of purchase, or to the

address below.

PO Box 15,Moorabbin, Victoria 3189, Australia.

Phone: +61 (0)3 9555 7859 Fax: +61 (0)3 9555 6747

You can Email the factory at: [email protected]

Page 7Page 6

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ARXSystems (ARX) warrantsto the firstpurchaser of thisAudibox product

that it is free from defects in materials and workmanship under normal use

and service. ARX’s sole obligation under this warranty shall be to provide,

without charge, parts and labour necessary to remedy defects, if any, which

appear within twelve (12) months from date of purchase; and to supply

parts only for the life of the product to the original purchaser.

This is our sole warranty. It does not cover finish or appearance items, nor

does it apply if the Audibox has been, in ARX’s sole judgement:

• Subjected to misuse, abuse, negligence or accident;

• Repaired, worked on, or altered by persons not authorized by ARX,

• Connected, installed, adjusted or used otherwise than in accordance with

the instructions supplied by ARX.

This warranty gives you and us specific legal rights, and you may also have

other rights which can vary from state to state.

INTERNATIONAL LIFETIME WARRANTY

ISO Optimizer

Input Impedance 10K Ohms Balanced jack; Unbalanced RCA

Output Impedance 10K Ohms Balanced (user variable) jack;

Unbalanced RCA

Input Level (max) +12dB variable to off

Frequency Response 20Hz - 20 KHz ± 0.5dB

THD at Max Output 0.2% 30 Hz - 20KHz

Insertion Loss 0.75dB @ 1 KHz (600 Ohm source)

Input Connectors

Balanced jack, wired Pin Sleeve Ground, Tip + Hot, Ring – Cold.

Unbalanced RCA wired Tip: Hot, Sleeve: Cold

OutputConnectors

Balanced jack, wired Pin Sleeve Ground, Tip + Hot, Ring – Cold.

Unbalanced RCA wired Tip: Hot, Sleeve: Cold

Construction

All-steel powdercoated chassis, fibreglass PCB, ultra low noise

audio transformer

As well as the ISO-Optimizer,

ARX manufacture other products

in the unique Audibox range:

The ISO-Later is a Dual channel

Unbalanced to Balanced Low Im-

pedance transformer isolated con-

verter, and the ISO Splitter is a

transformer isolated 1 input to 2

outputs splitter for splitting 1 input

2 ways in applications where com-

pleteGalvanic isolation is required.

Both available in Single Channel or

Double Header format.

The AV-DI is a stereo AudioVisual

Active Direct box, with dual RCA

andstereominijackinputsplusdual

XLR outputs. Ideal for interfacing

consumeraudio(especiallycompu-

ter sound cards) with professional

systems.

The Ear Driver is a Headphone

Amplifier with 2 pairs of Stereo in-

puts each feeding two channels of

headphone level outputs. It has in-

dividual Level controls plus a 12 -

15VDC power connector. A com-

pact, flexible unit

ThePro-DIisan ultracompactAc-

tive Direct box, with normal High

Impedance input as well as a sepa-

ratespeaker levelinputforconnec-

tion to instrument amplifiers.

Did you know... Other features include –20dB Pad

andAudio Ground Lift switches,plus

Phantom or DC power options.

Available in Single Channel or Dou-

ble Header format

The DI-Pre is an Ultra compact Mi-

crophone Pre amp with XLR input,

balanced jack output and 10 to 60dB

Gain control.

Other features include –20dB Pad

switch,ClipLEDandPhantomPower

switch, plus DC power connector.

Available in Single Channel or Dou-

ble Header format

For the latest information on the

complete Audibox range, visit our

website:

www.arx.com.au/audibox.htm

Using your Audibox

The simplest ideas are usually the

best!

The Optimizer is a unique trans-

former isolated Level optimizer.

An accurately calibrated Level con-

trol sits between the Jack and RCA

InputsandOutputs,enablingprecise

level attenuation and matching.

It allows you to attenuate the level

fromone piece of equipment to the

next in order to provide the exact

level required and reduce the risk

of overloading sensitive inputs, es-

pecially ones on the front of digital

converters.

The internal Iso Transformer pro-

videshum prevention andcomplete

Galvanic isolation for this essential

piece of equipment for anyone

needingaccurate levelmatching,eg.

Liveaudio feeds,digitisingaudioand

more.ItwillhaveapplicationsinLive

Sound, Studio or Broadcast use.

Power Requirements

None. The ISO Optimizer is a pas-

sive iso-transformer coupled devic-

es,ie.itdoesn't need power to run,

making it a truly universal problem

solver.

Theheavydutyall-steelchassisisfin-

ished in attractive matt textured

powdercoat, with hardwearing

epoxyscreenprintingandslip resist-

ant rubber pads.

Specifications

Security features include Kensing-

ton®-type computer lock slot and

optional bracket kit for under-table

mounting.

Pleasenotethatitisadvisabletopow-

er down the system before connect-

ingit,toavoidtheriskofsendinglarge

electricalandsignalnoisesthroughthe

system when disconnecting and con-

necting.

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Owner's Manual

Page 2

ARX Systems Pty Ltd, PO Box 15,

Moorabbin, Victoria 3189, Australia

Phone: (03) 9555 7859 Fax: (03) 9555 6747

International Fax: +61-3 -9555 6747

On the Net: www.arx.com.au

Email: [email protected]

Thankyou for choosingthis Audibox

product from ARX. We hope you

enjoy using this unique product as

much as we enjoyed creating it.

Aswith allARXequipment,ithas un-

dergoneextensivefactorytestingand

‘burn in’ before shipping.

Toensurecontinuedtroublefreeuse,

please familiarise yourself with the

contentsof this manual before using.

All models in the Audibox range

feature the same heavy duty all-steel

chassisfinishedinattractivemattblue

textured powdercoat, with

hardwearing epoxy screen printing

and large slip resistant rubber foot

pads.

By their very nature these units are

compact and portable; to protect

yourinvestmentwe’veaddednumer-

ous security features including a slot

for computer lock, and the option of

a permanent table mounting kit.

A rack mount kit is also available to

rack up to 3 units plus power supply

in 1 RU

Connections:

Left and Right Jack and RCA inputs; Level attenuation con-

trol; Left and Right Jack and RCA Outputs

Available in Dual Channel format only.

The ISO-Optimizer

Dual channel transformer isolated

Level attenuator

Left and Right Jack and RCA inputs;

Level attenuation control; Left and

Right Jack and RCA Outputs

Available in Dual Channel format

only.

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