Fostex HP-A3 32-bit DAC and Headphone Amplifier - DEMO UNIT

• 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

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
Dimensions (W,H,D) (mm)	108 x 36 x 140
Weight	Approx. 450g

• Fostex HP-A3 D/A Converter
• USB cable
• x4 Rubber feet
• Owner's manual