AC-ADM-COTO
Universal Digital/Analog Audio Converter
with Dolby® Digital & DTS® 2.0+Digital Out Decoder
DISCLAIMERS
The information in this manual has been carefully checked and
is believed to be accurate. AVPro Global assumes no
responsibility for any infringements of patents or other rights of third
parties which may result from its use.
AVPro Global assumes no responsibility for any inaccuracies that may
be contained in this document. AVPro Global also makes no
commitment to update or to keep current the information contained
in this document.
AVPro Global reserves the right to make improvements to this
document and/or product at any time and without notice.
COPYRIGHT NOTICE
No part of this document may be reproduced, transmitted,
transcribed, stored in a retrieval system, or any of its part translated
into any language or computer file, in any form or by any means—
electronic, mechanical, magnetic, optical, chemical, manual, or
otherwise—without express written permission and consent from
AVPro Global Hldgs.
© Copyright 2017 by AVPro Global Hldgs.
All Rights Reserved.
Version 1.1 August 2011
TRADEMARK ACKNOWLEDGMENTS
All products or service names mentioned in this document may
be trademarks of the companies with which they are associated.
Manufactured under license from Dolby Laboratories. “Dolby” and
the double-D symbol are trademarks of Dolby Laboratories.
Manufactured under license under U.S. Patent Nos: 5,956,674;
5,974,380; 6,487,535 & other U.S. and worldwide patents issued
& pending. DTS, the Symbol, & DTS and the Symbol together are
registered trademarks & DTS 2.0+Digital Out is a trademark of DTS, Inc.
Product includes software. © DTS, Inc. All Rights Reserved.
SAFETY PRECAUTIONS
Please read all instructions before attempting to unpack, install or
operate this equipment and before connecting the power supply.
Please keep the following in mind as you unpack and install this
equipment:
• Always follow basic safety precautions to reduce the risk of fire,
electrical shock and injury to persons.
• To prevent fire or shock hazard, do not expose the unit to rain,
moisture or install this product near water.
• Never spill liquid of any kind on or into this product.
• Never push an object of any kind into this product through any
openings or empty slots in the unit, as you may damage parts
inside the unit.
• Do not attach the power supply cabling to building surfaces.
• Use only the supplied power supply unit (PSU). Do not use the PSU
if it is damaged.
• Do not allow anything to rest on the power cabling or allow any
weight to be placed upon it or any person walk on it.
• To protect the unit from overheating, do not block any vents or
openings in the unit housing that provide ventilation and allow for
sufficient space for air to circulate around the unit.
CONTENTS
1. Introduction ........................................... 1
2. Applications .......................................... 1
3. Package Contents ................................ 1
4. System Requirements ........................... 1
5. Features ................................................. 2
6. Operation Controls and Functions ...... 3
6.1 Top Panel ....................................... 3
6.2 Right Panel .................................... 4
6.3 Left Panel ....................................... 4
6.4 Rear Panel ..................................... 5
7. Connection Diagram ............................ 6
8. Specifications ........................................ 7
9. Acronyms ............................................... 9
1
1. INTRODUCTION
The Universal Digital/Analog Audio Converter with Dolby
®
Digital &
DTS® 2.0+Digital Out Decoder can convert among Optical, Coaxial
and analog audio signals. With the ability to convert digital signals into
analog and analog signals into digital, this device supports the
simultaneous conversion of audio formats so when converting Optical
into analog audio you can also convert it into Coaxial. Therefore, if
you find yourself limited by multiple audio formats the Universal Digital/
Analog Audio Converter with Dolby Digital & DTS 2.0+Digital Out
Decoder is the perfect choice.
2. APPLICATIONS
• Analog audio to digital audio signal conversion (ADC)
• Digital audio to analog audio signal conversion (DAC)
• Simultaneous digital and analog audio output
• Downmixing of Dolby Digital signals
• Downmixing of DTS 2.0+Digital Out signals
3. PACKAGE CONTENTS
• Universal Digital/Analog Audio Converter with Dolby Digital & DTS
2.0+Digital Out Decoder
• 5 V/1 A Power Adaptor
• Operation Manual
4. SYSTEM REQUIREMENTS
Audio source equipment such as CD/DVD Player with connection
cable(s) and AV receiver or similar for audio output.
2
5. FEATURES
• Dolby Digital Decoder technology embedded
• DTS 2.0+Digital Out Decoder technology embedded
• Integrated digital interpolator filter and Digital-to-Analog Converter
(DAC)
• Integrated Analog–to-Digital Converter (ADC)
• Supports input sampling rates from 32 to 96 kHz and output at 48kHz
• Provides electromagnetic-noise-free transmission
• Supports last power memory function
• Easy to install and operate
• Compact and elegant design
3
6. OPERATION CONTROLS AND FUNCTIONS
6.1 Top Panel
POWER LED Indicator
The LED will illuminate in blue when the power is connected and in
red when switched off. When connected to an AC wall outlet the
unit will automatically turn on.
Dolby Digital LED Indicator
When the source is Dolby Digital formatted the LED will illuminate in
red and will remain off if not.
L/R IN LED Indicator
When selecting the L/R input, the blue LED will turn on.
COAX IN LED Indicator
When selecting the Coaxial input, the blue LED will turn on.
OPTICAL IN LED Indicator
When selecting the Optical input, the blue LED will turn on.
DTS 2.0+Digital Out LED Indicator
When the source is DTS 2.0+Digital Out formatted the LED will
illuminate in red and will remain off if not.
POWER D L/R COAX OPT.
1 2 3 4
1 2 3
4
5
6
4
6.2 Right Panel
OPTICAL IN
Connect to the audio source's optical output.
COAX IN
Connect to the audio source's coaxial output.
L/R IN
Connect to the analog audio source with a stereo RCA cable.
6.3 Left Panel
L/R OUT
Connect to a compatible audio equipment, such as a TV or
amplifier with a stereo RCA cable.
COAX OUT
Connect to an audio system's coaxial input.
OPTICAL OUT
Connect to an audio system's optical input.
1
3
1
2
1
2
3
1 2 3
5
6.4 Rear Panel
DC 5V
Connect the 5 V/1 A DC power supply to the unit and plug the
adaptor to an AC wall outlet.
INPUT SELECT
Selects the current audio source, either optical, coaxial or L/R
(Analog).
POWER
Push the button to turn the unit on or off. The device supports
last power memory function therefore, when the power supply is
reconnected it will bring up the last power status.
1 2 3
1
2
3
6
7. CONNECTION DIAGRAM
Set-Top Box DVD Player Blu-ray Player
TV AV Receiver AV Receiver
Analog
Stereo
Input
Power
Supply
Digital
Coaxial
Input
Digital
Optical
Input
UNIVERSAL
Dolby DIGITAL / ANALOG
AUDIO CONVERTER
Analog
Stereo
Output
Digital
Coaxial
Output
Digital
Optical
Output
7
Input Ports
1×Optical, 1×Coaxial,
1×Analog Stereo (L/R)
Input Format
LPCM 2CH & Dolby Digital/DTS 2.0+Digital
from Optical or Coaxial
Input Sample Rates
32 ~ 96 kHz
Output Ports
1×Coaxial, 1×Optical,
1×Analog Stereo (L/R)
L/R Input Impedance
47KΩ
L/R Output Impedance
600Ω
ESD Protection
Human body model:
±10 kV (air-gap discharge)
±6 kV (contact discharge)
Power Supply
5 V/1 A DC (US/EU standard, CE/FCC/UL
certified)
Dimensions
85 mm (W)×85 mm (D)×35 mm (H)/Jacks
Excluded
97 mm (W)×85 mm (D)×35 mm (H)/Jacks
Included
Weight
108 g
Chassis Material
Plastic
Silkscreen Color
White
Operating Temperature
0 ºC~40ºC / 32 ºF~104 ºF
Storage Temperature
−20 ºC~60 ºC / −4 ºF~140 ºF
Relative Humidity
20~90 % RH (non-condensing)
Power Consumption
2.2 W
8
8. SPECIFICATIONS
Audio Specifications:
OUT
IN
Output
Output Level
T.H.D+N
(A-Weight)
Frequency
Response
SNR
Crosstalk
Optical
0dBFS
Optical
0~-1 dBFS
<0.001%
±1 dBFS
>135 dB
<−155 dB
Coaxial
0~-1 dBFS
<0.001%
±1 dBFS
>135 dB
<−155 dB
Line-Out
1.9Vrms+−10%
<0.01%
±1 dB
>85 dB
<−100 dB
Coaxial
0dBFS
Optical
0~-1 dBFS
<0.001%
±1 dBFS
>135 dB
<−155 dB
Coaxial
0~-1 dBFS
<0.001%
±1 dBFS
>135 dB
<−155 dB
Line-Out
1.9Vrms+−10%
<0.01%
±1 dB
>85 dB
<−100 dB
Line
2Vrms
Optical
0~-1 dBFS
<0.001%
±1 dB
>100 dB
<−95 dB
Coaxial
0~-1 dBFS
<0.001%
±1 dB
>100 dB
<−95 dB
Line-Out
1.9Vrms+−10%
<0.01%
±1 dB
>85 dB
<−95 dB
Input Audio to Output Audio Chart:
Audio Output
Audio Input
Input Format
Analog L/R
COAXIAL
OPTICAL
Analog L/R
Analog 2CH
Analog 2CH
LPCM 2CH
COAXIAL
LPCM 2CH
Analog 2CH
LPCM 2CH
or
Dolby Digital
Decoding Lt/Rt
Bitstream/Pass-through
OPTICAL
DTS
Decoding Lo/Ro
Bitstream/Pass-through
9
9. ACRONYMS
ACRONYM
COMPLETE TERM
Ω
Ohm
ADC
Analog to Digital Conversion
COAX
Coaxial
DAC
Digital to Analog Conversion
LPCM
Linear Pulse Code Modulation
10
11
12
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