Using the USB DAC function
Supported operating systems
This unit can be connected by USB and used with a computer run-
ning one of the following operating systems .
Operation with other operating systems cannot be assured (as of
March 2021) .
When using Mac
OS X Yosemite (10 . 1 0)
OS X El Capitan (10 . 1 1)
macOS Sierra (10 . 1 2)
macOS High Sierra (10 . 1 3)
macOS Mojave (10 . 1 4)
macOS Catalina (10 . 1 5)
macOS Big Sur (11)
When using Windows
Windows 7 (32/64-bit)
Windows 8 (32/64-bit)
Windows 8 . 1 (32/64-bit)
Windows 10 (32/64-bit)
Installing the driver
When using Mac
This unit can be operated with the standard OS driver, so there is no
need to install a driver .
A dedicated driver must be installed on the computer, however, to
use Bulk Pet .
When using Windows
To use this unit for playback of files on a computer, install the dedi-
cated driver on the computer .
IMPORTANT NOTICE
You must install the dedicated driver software before connecting
this unit with a computer using a USB cable .
If you connect the unit to the computer by USB before installing
the driver, it will not function properly .
Depending on the composition of the computer hardware and
software, operation might not be possible even with the above
operating systems .
22
Installing the driver on a computer
Install the dedicated driver software on the computer after down-
loading it from the following URL .
For details about installation and OS setting procedures, see the
ESOTERIC ASIO USB DRIVER Installation Guide included with the
driver .
https://www.esoteric.jp/en/product/n-05xd/download
Note about transmission modes
This unit connects using Isochronous or Bulk Pet mode .
The sampling frequencies that can be transmitted are 44 .1 kHz,
48 kHz, 88 . 2 kHz, 96 kHz, 176 . 4 kHz, 192 kHz, 352 . 8 kHz and 384 kHz .
2 . 8 MHz, 5 . 6 MHz, 11 . 2 MHz and 22 . 5 MHz DSD are also supported .
o 22 . 5 MHz DSD is only supported with DSD Native playback . It is not
supported with DoP (DSD Audio over PCM Frames) playback .
When connected correctly, you will be able to select "ESOTERIC USB
AUDIO DEVICE" as the audio output for the operating system .
Audio data sent from the computer will be processed using this unit's
clock during data transmission, enabling reduction of jitter .
Downloading playback application
ESOTERIC HR Audio Player
You can use ESOTERIC HR Audio Player to play audio files on a
computer .
Please download this free application from the following URL .
https://www.esoteric.jp/en/product/hr_audio_player
ESOTERIC HR Audio Player is a software audio player for Windows and
Mac that supports high-quality playback of high-resolution audio
sources . You can use it to enjoy the high-quality playback of high-
resolution audio sources, including DSD, without needing to make
complicated settings .
ESOTERIC HR Audio Player setting note
To play 22 .5MHz DSD recordings with ESOTERIC HR Audio Player,
open the Configure window and set the "Decode mode" to "DSD
Native . "
To play formats other than 22 . 5 MHz DSD, you can set this to either
"DSD over PCM" or "DSD Native" as you like .
For details, see "Selecting DSD decoding mode" in the ESOTERIC HR
Audio Player Owner's Manual .