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ESOTERIC Sound Stream

The OP-DAC1 is an optional D/A converter board designed exclusively for ESOTERIC products that has dedicated board slots. The OP-DAC1 has x1 USB, x1 coaxial and x1 optical digital inputs. The coaxial and optical inputs are compatible with both 192kHz/24-bit PCM, while the USB port supports asynchronous transmission and native playback of 2.8/5.6/11.2MHz DSD and 384kHz/32-bit PCM.
Utilizing Esoteric's proprietary PC driver software in combination with its free HR Audio Player, the OP-DAC1 provides high-resolution playback of even studio master-quality source files.

Windows/Mac application for 11.2MHz DSD and 384kHz PCM audio file playback. Available for download, free of charge.

ESOTERIC HR Audio Player
Supported file formats
DSF DSD 2.8 / 5.6 / 11.2MHz DSDIFF DSD 2.8 / 5.6 / 11.2MHz
PCM(wav) 44.1k -384kHz,16 - 32bit FLAC 44.1k - 384kHz,16 - 32bit
ALAC 44.1k - 384kHz,16 - 32bit AIFF 44.1k - 384kHz,16 - 32bit
MP3 32k - 320kbps

[ OP-DAC1 specifications ]

Digital Audio Inputs RCA Terminals x1
Input Level 0.5Vp-p
Input Impedance 75Ω
Input Signal Formats 32 - 192kHz, 16 - 24-bit
Linear PCM (IEC 60958 format)
Optical Digital
Terminal
x1
Input Level -24.0 to -14.5dBm (peak)
Input Signal Formats 32 - 192kHz, 16 - 24-bit
Linear PCM (IEC 60958 format)
USB Port
(B Connector)
x1
Input Signal Formats 32 - 384kHz, 16 - 32-bit, Linear PCM
2.8MHz, 5.6MHz, 11.2MHz DSD

[ Supported products ]

Integrated Amplifier
Grandioso F1
F-03A
F-05
F-07

OP-DAC1

International Distributors
Driver Download
HR Audio Player