The Well-Tempered Computer, an introduction to computer audio

Wednesday, May 7, 2014

Oppo HA-1 Headphone Amplifier

Oppo HA-1 Headphone Amplifier US$ 1,199.00

Discrete Class A Balanced Headphone Amplifier
Asynchronous USB DAC Up to 384 kHz and DSD256
Stereo Pre-Amplifier with Home Theater Bypass
Compatible with iPod/iPhone/iPad and Bluetooth
Bluetooth also supports the APTX codec.
A remote control app is available for both Apple's iPhone and Android-based smartphones.

Analog inputs: RCA/XLR

Digital inputs:
Coaxial, Optical, AES/EBU 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, 192 kHz with 16/24 bit word length
Stereo PCM:
44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, 192 kHz, 352.8 kHz, 384 kHz
16-bit, 24-bit, 32-bit word length
Stereo DSD (DoP v1.1 or native)
2.8224 MHz (DSD64), 5.6448 MHz (DSD128), 11.2896 MHz (DSD256, native mode only)

Mobile USB Audio Input (USB A Type)
Stereo PCM 44.1 kHz, 48 kHz

Profile USB 2.0, USB Audio 2.0 (driver for Windows available)

Bluetooth 2.1+EDR
Profile: iAP, SPP, AVRCP, A2DP
Audio: SBC, aptX

Analog output: XLR/RCA

Headphone output: Jack (0.7 Ohm), 4 pin XLR (symmetrical, 0.5 Ohm)