The new Fostex HP-A3 is the perfect DAC for Computer Audio. This high quality unit features 32bit D/A Conversion with an integrated headphone amplifier exclusively designed to get the most from and PC audio set-up. Why settle for 'built-in' D/A conversion when you can drastically improve the quality of your audio with a Fostex HP-A3?

• USB Bus power without using unwanted AC adapter
  
• Works with up to 24bit/96kHz audio source
  
• Exclusive PLL power supply is built in to reproduce the stable electrical supply
  
• High quality analog headphone amp to drive any type of headphones
  
• Equipped with hgih-grade AKM 32bit(*) DAC AK4390
  
• Condensers and OP amp designed exclusively for audio products
  
• USB / Digital (Optical) input selector
  
• Headphones / RCA (Analog) output selector
  
• Doubles as D/D converter from USB digital audio to Optical
  
• An USB/AC adapter from the shelf can be used for use as an Optical / Analog converter
  

Note: When using the USB input, the sampling frequency is fixed at 96kHz. Audio file with Fs 32k/44.1k/48kHz will be reproduced by upsampling to 96kHz and the S/PDIF Out is also fixed at 96kHz.

Input

USB port sampling frequency 16bit-24bit/96kHz
Interface: USB full speed
Digital Connector: optical, square
Format: S/PDIF (32kHz - 96kHz)


output

Phones Connector: Stereo phone
Max Output: 100mW (32-ohm loaded)
THD: less than 0.01% at 1kHz, 32-ohm loaded, 100mW
Frequency response: 20Hz / 20kHz +-0.3dB (32ohm loaded, 100mW)
Analog Connector: RCA Pin
Reference output level -10dBV
THD: less than 0.01% at 1kHz
Frequency response: 20Hz / 20kHz +-0.3dB
Digital Connector: Optical, square
Format S/PDIF (32kHz - 96kHz)


General

Power: DC5V (via USB port)
Power Consumption: 2.5W
Accessories: 1 x USB cable (1.0m), 4 x rubber foot, manual
Dimensions: 108mm(W) x 36mm(H) x 140mm(D)
Weight: approx. 450g