Acoustic Research - HiFi : AR-UA1
  • AR-UA1 - HEADPHONE AMPLIFIER EQUIPPED <br >WITH HIGH FIDELITY HD USB DAC
  • AR-UA1 - HEADPHONE AMPLIFIER EQUIPPED <br >WITH HIGH FIDELITY HD USB DAC
  • AR-UA1 - HEADPHONE AMPLIFIER EQUIPPED <br >WITH HIGH FIDELITY HD USB DAC
  • AR-UA1 - HEADPHONE AMPLIFIER EQUIPPED <br >WITH HIGH FIDELITY HD USB DAC
  • AR-UA1 - HEADPHONE AMPLIFIER EQUIPPED <br >WITH HIGH FIDELITY HD USB DAC

AR-UA1

MSRP: $374.99

HEADPHONE AMPLIFIER EQUIPPED
WITH HIGH FIDELITY HD USB DAC

Free Ground Shipping

AR-UA1 enhances the user's ability of AR's exact reproduction of sound to one's computer with Hi-Resolution support of the D/A converter to accurately recreate the unprocessed recorded files in a concert hall or studio sound. From bass to treble replicate flat sound without feeling the lack of volume.

Corresponding OS / USB operating system, compatible with Windows 7 / Windows 8 (32 bit or 64 bit) or later / Mac OS 10.6 or later using USB 2.0 connection. Equipped with "Jriver Media Center" a Hi-Res corresponding reproduction software application.

Key Components

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XMOS Audio Processor

USB Audio Controller Equipped with XMOS USB Audio Class 2.0 audio controller.

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Clock: Temperature Compensated Dual Crystal Oscillator (TCXO)

High-performance 44.1kHz system (44.1 / 88.2 / 176.4kHz) dedicated, 48kHz system (48/96 / 192kHz) allows you to switch to full clock synchronization

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Headphone Amplifier

Equipped with a Texas Instrument TPA6120A2, a powerful current feedback headphone. Additionally, the condenser section is provided with the AVX Corporation audio capacitors.

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Digital to Analogue Converter (DAC)

Equipped with a Burr-Brown PCM1794A with the excellent performance of the flagship class. S / N: 129dB and the series best high-speed performance.

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Dual Operational Amplifiers

Burr-Brown OPA2134, functions as a preamplifier and a low-pass filter.

Additionally, AR-UA1 is for connection to a PC, as for asynchronous communication USB Audio 2.0 controller and the master clock, equipped with XMOS XS1- L1.

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CONNECTIVITY DIAGRAM

AR-UA1
PRODUCT OVERVIEW

Features

  • DAC: Burr-Brown PCM1794A

  • OPERATIONAL AMPLIFIER: Burr-Brown OPA2134
  • HEADPHONE AMPLIFIER: Texas Instruments TPA6120A2
  • SYSTEM REQUIREMENTS: Windows 7/ Windows 8/ Windows 10 / MAC OS X 10.6.8 or later
  • BODY SIZE: 3.35in x 5.39in x .98

Specifications

Frequency Response    20Hz - 20kHz (Sampling Rate: 44.1kHz-48kHz) / 20Hz - 40kHz (Sampling Rate: 88.2kHz-96kHz) / 20Hz - 50kHz (Sampling Rate: 176.4kHz or above)
Included    USB Cable / Quick Start Guide / Installation CD with Software Activation Keys
Dimensions    Width: 3.35in height: 5.39in Depth: .98in
Weight (Kg/lb)    Less than 1 pound (12 ounces)
Outputs    Headphone output (6.3mm stereo TRS) 1, Line output (Gold plated solid brass RCA connectors L/R), Optical output (Up to 24-bit/96kHz) 1
Operating System    Windows 7/8/8.1/10, Mac OS X 10.6.8 or above
Battery Type    3.7V 4200mAh, Lithium Polymer
Display    5" Touch Screen, 720 x 1280 HD Image Quality
Memory    64GB
Maximum Memory Expansion    Micro SDXC Slot (Up to 128GB)
USB Reader    USB 2.0 (B-Type, 5V 500mA host power required)
Music Playback Application    Jriver Media Center (PC and Mac versions included)
Audio Transceiver    Cirrus CS8422
Headphone Amplifier    Texas Instruments TPA6120A2 1
Audio Capacitors    Avx Corporation Audio Capacitors
Volume Control    High quality audio potentiometer by ALPS
USB-OTG Storage Support    File system: FAT32 or exFAT / Power: 5V 100mA or lower
Headphone Output Power    32omhs: 400+400mW / 300omhs: 43+43mW
Wireless Network    802.11 b/g/n Wireless LAN 3.7V
THD    Less than 0.001%
SUPPORT / MANUALS
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