Wadia Digital 27 Owners manual

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Information and Operation Manual

All of us at Wadia would like to offer thanks and congratulations

to you for purchasing the Wadia 27i Decoding Computer.

We sincerely believe that your Wadia

purchase decision that will bring you many years

of musical pleasure and satisfaction.

While every new owner is anxious to begin listening,

we encourage you to take a few minutes to read this manual
and familiarize yourself with the full capabilities of the

Wadia 27i Decoding Computer,

27i

is an intelligent

If you are in a hurry to listen, please read the sections of this

v

manual where the symbol at left is shown.

A Brief History

Unpacking
The Accessory Kit

Installing the Spiked Feet
Installing Batteries in the Remote Control

Connecting to AC Power
Connecting to

a

CD Transport or Other Digital Source
Choosing a Digital Cable
Clocklink
Connecting

Clocklink
Connecting Directly to an Amplifier
Connecting to a Preamplifier
Optimizing the Analog Output Level

Should I use Balanced or Unbalanced connection?
Why should I bypass the Preamplifier?
Does the Wadia Digital Volume Control compromise resolution?
Can I bypass the Wadia Digital Volume

Controli!
What about Analog Sources?
Should I leave the Wadia 27i with the power an?

or

Input Enabled

Disabled
Clocklink On or Off
Custom Input Names

Troubleshooting

Software License Agreement
Environmental Care
Important Safety Precautions
Specifications
Warranty

Wa

DIGITAL

Wadii Digital
companies in existence. Wadia was formed by a group of engineers from the

Corporation

was founded in

1988,

making it one of the oldest digital audio

Minneapolis-

based 3M Corporation (Minnesota Mining and Manufacturing) who had compiled many

years of experience in advanced digital and

In the early

1980’s,

this group had become intrigued by the emerging CD technology.

telecommunications

research and development.

Disappointed by the sound of early CD players, they examined the designs and found them
to be unsophisticated compared with the technology available in other areas of digital design.
In

response, they founded Wadia Digital

a company based on the philosophy of applying

-

advanced technology to improve the performance of digital home entertainment equipment.

Wadia's

first product, the Wadia

2000

Decoding Computer, was a breakthrough.
For many listeners, it proved the viability of Compact Disc as a musically involving format.
Ever since, Wadia has continued to develop on the original technology; refining, listening

2000,

and improving along the way. Since the Wadia

new generations of even higher

performance designs have been introduced. Each step of the way, Wodia has raised

the standard for performance of CD playback.

Here is an abbreviated list of the
have pioneered over the pas

l

First outboard Digital-to-Anolog converter

l

DigiMaster patented algorithm (filter

l

First company to apply glass fiber-optics to home audio

l

First company to recognize jitter as a source of audible distortion

l

First to perfect digital volume control

l

First high-end CD player competitive with expensive separates

l

ClockLink

proprietary jitter reduction technology

t 10 years:

technological

innovations the Wadia engineers

optimized for reproducing music)

Although Wadia’s digital expertise

and track record

exceed those of any audio company,
technology alone does not guarantee musical performance. Wadia designs are born of a
delicate balance of technology shaped by a passion for music.

Now

past our tenth year, Wadia continues to redefine the limits of digital music playback.

We are proud to introduce the Wadia 27i

a breakthrough in sonic performance

-

and a strong statement of our years of dedication to music.

After carefully unpacking your Wadia 27i Decoding Computer, inspect it for any shipping
damage and call your dealer immediately if any is found.

V

v

Do not plug your Wadia 27i Decoding Computer into any outlet if you find shipping damage.

Please save all packing materials so the unit can be easily and safely shipped if the need orises.

Included in the carton, you will find an accessory kit that contains the following:

l

Four steel spiked feet with threaded studs

l Four steel coasters

l

Remote Control and batteries

l Glass Optical Cable
l RCA-to-BNC adapter
l AC power cord

Do not tip the unit onto the back panel. This can damage input and/or output connectors.

Place the Wadia
hole in each corner of the bottom panel.

27i

on a non-marring surface; screw one of the spiked feet into the threaded

Position the Wadia 27i where you would like it to reside in your system. We recommend
choosing a solid, non-resonant, level surface for best performance. If this surface is susceptible
to damage, place one of the steel coasters under each spiked foot.

You can adjust the spiked feet so that the Wodia 27i sits firmly on all four feet.

hand on top of the unit ond gently rock it back and forth. If the unit moves, notice which foot
is raised, then adjust it by screwing it down from the chassis (clockwise looking from the top

of the unit). Repeat until the unit is stable.

To install the batteries, remove the back cover by removing the screws found on the bock
of the remote. Insert the batteries as indicated on the battery holders.

Place

your

Q

CHECK

VOLTAGE

HERE1

v

Check to make sure your
at your AC line voltage.

other than specified on the rear of the unit may cause damage which is not covered by
warranty. If the voltage specified is different from your AC voltage, contact your Wadia dealer

USING AC LINE CONDITIONERS
In most

wall outlet using the AC power cord provided. The Wadia 27i employs extensive power-line
filtering and noise suppression technology. It should not be necessary to use power conditioners

or after-market power cords. If you wish to experiment with any of these devices, work closely

with your dealer and most of all, trust your own ears.

USING A “SURGE PROTECTOR”
Although the Wadia

extreme voltage overload such as a lightning strike. Such damage is not covered by the
warranty. In some circumstances, a “surge protector” can help prevent this type of damage.

However, surge protectors often degrade sound quality. Each Wadia owner must weigh the
protection offered by a surge protector against the sonic degradation.

cases,

best performance is obtained when the Wadia 27i is plugged directly into the

Wadia

27i Decoding Computer has been

Attempting

27i

will resist significant voltage spikes, it can still be damaged by

to use your Wadia 27i Decoding Computer at any

manufactured for

operation

voltage

Wadia's