Wadia Digital 381 Table of Contents Preliminaries, Installation and Set-up, General Operation

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381/381i CD Player

Information&Operation Manual

Table of Contents

Preliminaries

Wadia Digital – A Brief History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

Installation and Set-up

Unpacking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Installing the Tip-Toes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Connecting to Your System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Connecting to AC Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Connecting Directly to a Power Amplifier . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Using with a Preamplifier . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Optimizing the Output Level . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Connecting Digital Sources (Wadia 381i CD Player only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Choosing a Digital Cable (Wadia 381i CD Player only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Frequently Asked Questions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

General Operation

Front Panel Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Display Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

Display Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

Disc Formats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10

Remote Control Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11

Playback Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13

Theory of Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14

Menu Screen Map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16

Digital Algorithms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17

Appendices

Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18

Using Data Discs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18

Software License Agreement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18

Environmental Care . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18

Technical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19

Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

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Contents Information&OperationManual 381/381i CD Player General Operation Table of Contents PreliminariesInstallation and Set-up Safety PrecautionsWadia Digital a Brief History Thank YouInstalling the Tip-Toes Installation and Set-up UnpackingAccessories Remote Control Two type AAA batteriesUsing with a Preamplifier Connecting to Your SystemConnecting to AC Power Connecting Directly to a Power AmplifierChoosing a Digital Cable Wadia 381i CD Player only Optimizing the Output LevelShould I use a Balanced or Unbalanced connection? Frequently Asked QuestionsExample Front Panel ControlsDisplay Functions Display Features381/381i CD Player Input Remote Control OperationOutput Relay Mute Phase InvertPlayback Options Theory of Operation Using ClockLink with an External ProcessorClockLink Status Indication Menu Screen Map Digital Algorithms Environmental Care Appendices TroubleShooting Lock-upUsing Data Discs Software License AgreementTechnical Specifications Important Safety Precautions Safety Precautions

381I, 381 specifications

Wadia Digital has long been synonymous with high-fidelity audio reproduction, and their models 381 and 381i epitomize this legacy. The Wadia 381 and 381i are both premium digital-to-analog converters (DACs) and serve as transport devices that reflect the brand's commitment to superior sound quality and build excellence.

One standout feature of the Wadia 381 is its sophisticated digital signal processing technology. This model utilizes advanced algorithms to provide exceptional audio performance, delivering a sound that is both accurate and engaging. The 381 is equipped with a proprietary Wadia digital filtering system that helps to minimize distortion while maximizing dynamic range. This results in a listening experience that captures the nuances and subtleties of the original recording, preserving the integrity of the audio.

Both models feature high-resolution audio capabilities, accommodating a wide range of digital formats. The Wadia 381 supports PCM rates up to 192kHz/24-bit, ensuring compatibility with high-definition recordings. The 381i takes this a step further by incorporating DSD (Direct Stream Digital) playback, which is becoming increasingly popular in the audiophile community. This versatility allows users to enjoy an extensive library of music with unyielding fidelity.

The construction of the Wadia 381 and 381i reflects the brand's high standards in engineering. Both models boast a solid aluminum chassis that not only contributes to their striking aesthetics but also helps isolate the internal components from external vibrations, enhancing overall performance. The front panel features an intuitive user interface, making navigation and selection a breeze, even for those new to high-end audio equipment.

Connectivity options are another key aspect of the Wadia 381 and 381i. They come equipped with a range of inputs, including USB, Coaxial, and Optical, providing users with flexible connectivity to computers, network players, and other digital sources. Balanced and unbalanced outputs ensure compatibility with various audio systems, allowing for seamless integration into any setup.

In conclusion, the Wadia Digital 381 and 381i are remarkable examples of high-end audio engineering. With their innovative technologies, exceptional build quality, and user-friendly design, they cater to audiophiles seeking an uncompromised listening experience. Whether you are a seasoned listener or just beginning your high-fidelity journey, Wadia's offerings promise to deliver sound that is rich, detailed, and profoundly immersive.
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