Ratoc Systems RAL-DSDHA2 Setup Manual

RAL-DSDHA2 Setup Guide

Rev. 1.0 12/Feb/2013

RATOC Systems, Inc.

www.ratocsystems.com

Osaka, Japan

Index

1. Introduction ................................................................................................. 3

1-1.Features............................................................................................ 3

2.System requirements .................................................................................... 4

2-1. PC running on Windows 8,7,Vista,XP(SP2 or newer) 32/64bits .. 4

2-2. MacOS X 10.7 or newer ................................................................. 4

2-3. Stereo Headphone........................................................................... 4

3. Package contents ......................................................................................... 5

4.Front Panel, Rear Panel Layout ...................................................................5

4-1. Front Panel...................................................................................... 5

4-2. Rear Panel....................................................................................... 7

5. Setting up Mac/MacOS X ........................................................................... 8

5-1. Connecting RAL-DSDHA2 to Mac USB port ............................... 8

5-2. Setting 'Sound Effects' output to Internal Speakers........................ 9

5-3. Setting RAL-DSDHA2 as an Audio Output................................. 10

5-4. Setting up 'Audio MIDI Setup' Application ................................. 11

5-5. Launch and play iTunes or other Music Player application.........12

6. Setting up Windows PC ( Windows 7 ).....................................................13

6-1. Installation of USB Audio 2.0 Class Driver ................................. 13

7. Grade up setting for Windows................................................................... 17

8. Specifications ............................................................................................ 21

9. FCC Declaration........................................................................................ 22

pg. 2

1. Introduction

Thank you for purchasing RAL-DSDHA2. We are confident that you will enjoy listening

HD as well as DSD music with your PC audio system without 'Harsh Noise' at a gap of

music (PCM to DSD, DSD to PCM). RAL-DSDHA2 receives DoP format compatible DSD

digital music stream, passes it to DSD Direct enabled DAC and creates clear and natural

sound without any conversion. RAL-DSDHA2 has an external Rubidium Oscillator

(10MHz) input port and makes precise Audio Master Clock based on Rubidium Clock.

And also,RAL-DSDHA2 is fully compatible with DoP(DSD over PCM) Standard 1.1 and

works with popular Music Players, such as Audirvana Plus on MacOS X, foobar2000 with

foo_asio_dsd, HQPlayer and JPLAY on Windows PC.

1-1.Features

● Fully compatible with USB 2.0 (HS 480Mbps) Specifications.

● Fully compatible with USB Audio Class 2.0 Driver.

● Accepts DSD 2.8224MHz data with Markers for DoP and standard-compliant,

and L-PCM 24bit/16bit,192kHz/176.4kHz/96kHz/88.2kHz/48kHz/44.1kHz (2ch).

● Has an external Rubidium Oscillator (10MHz) input port and makes precise Audio

Master Clock based on Rubidium Clock.

● Has both the Balanced Headphone Output port and the Single-ended Headphone

Output port

pg. 3

2.System requirements

2-1. PC running on Windows 8,7,Vista,XP(SP2 or newer) 32/64bits

●One USB 2.0 HS(480Mbps) enabled Host port.

●One CD-ROM Drive to install USB Audio 2.0 Driver.

●RAL-DSDHA2 USB Audio Class 2.0 Driver installation required.

●The bundled CD-ROM includes the driver, installer and Instruction Guide.

Note) The knowledge and experience regarding 'Control Panel' for 'Sound Audio

Device', 'Device Manager', Audio Music Player application such as foobar,

MediaPlayer, iTunes and CD Ripping applications are required to use

RAL-DSDHA1. Refer to the User Guide, Instruction Guide or Online Help

of these Applications.

2-2. MacOS X 10.7 or newer

●One USB 2.0 HS(480Mbps) enabled Host port.

●MacOS X 10.7 or newer already includes USB Audio Class 2 Driver.

** You don't need to install the driver. The bundled CD-ROM does not include

any drivers and software for MacOS X.

2-3. Stereo Headphone

● Balanced Headphone(Impedance 32-Ohm to 600-Ohm)

● Single-ended Headphone(Impedance 16-Ohm to 600-Ohm)

pg. 4

3. Package contents

RAL-DSDHA2 package includes:

●

RAL-DSDHA2

●AC power cable

●USB 2.0 Cable ( 1m )

●CD-ROM includes USB Audio Class 2.0 Driver for Windows

and 'RAL-DSDHA2 Setup Guide' ( PDF file. This document. )

4.Front Panel, Rear Panel Layout

4-1. Front Panel

PHONES OUT(BALANCE)
[Left, Right]・・・Balanced Headphone Output Jack for XLR

[Level] ・・・Output level adjustment

PHONES OUT(UNBALANCE)
[STEREO]・・・Headphone Output Jack for 6.35mm(1/4") phone plug

[Level] ・・・Output level adjustment

LED indicators
[PWR]・・・Comes on while RAL-DSDHA2 is powered

[USB]・・・Comes on at RAL-DSDHA2 being configured as a USB Audio Device

[Rb]・・・Comes on when an external Rubidium Oscillator is connected

[DSD]・・・Comes on to indicate DSD(DoP) stream is detected

※If DSD(DoP) music source is being played, both LED(DSD and 176.4) come on

[44.1] ・・・Comes on to indicate 44.1kHz sampling rate is detected

[48] ・・・Comes on to indicate 48kHz sampling rate is detected

pg. 5

[88.2] ・・・Comes on to indicate 88.2kHz sampling rate is detected

[96] ・・・Comes on to indicate 96kHz sampling rate is detected

[176.4]・・・Comes on to indicate 176.4kHz sampling rate is detected

[192] ・・・Comes on to indicate 192kHz sampling rate is detected

pg. 6

4-2. Rear Panel

[Line Out]

Stereo( L, R ch. ) Audio analog line out

[USB]

Connect to USB-A port of PC or Mac with USB 2.0 HS compliant cable
[EXT CLK IN 10MHz 50Ω]

To use Rubidium external clock, you must follow the steps below:

1. Power off RAL-DSDHA2.

2. Connect Rubidium Oscillator to RAL-DSDHA2 with BNC coaxial

cable(50-Ohm impedance).

3. Power on Rubidium Oscillator and wait until Oscillator output is stable.

4. Power on RAL-DSDHA2.

Rb(Rubidium) LED at the front panel will come on.

※ When you stop using an external oscillator, power off RAL-DSDHA2, and then,

unplug BNC cable and power on RAL-DSDHA2.

[AC IN]

External Power input jack

[POWER]

Power switch

pg. 7