Fostex HP-A4BL Headphone Amplifier & USB DAC

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Fostex HP-A4BL Headphone Amplifier & USB DAC

Equipped with 4-pin XLR balanced output & 6.35mm single-ended output

Newly developed audio-grade capacitor is adopted

Highly precise crystal with low phase noise is adopted

Playback up to 24bit/192kHz PCM and 11.2MHz DSD audio

High performance DAC (Burrbrown PCM1792A) is equipped

Asynchronous transfer up to 192kHz/24bit compatible with USB Audio 2.0

HI/LO Gain selection (10dB) for wider selection of headphones

Digital Filter selecting Roll-Off characteristics and Cut-off frequencies

Firmware upgrade-able via microSD slot

S$699.00

Quantity:

Description

Details

Model HP-A4BL, designed being based on the current HP-A4, is an affordable USB DAC & Headphone amp offering balanced connection for headphones that is becoming more popular in the market. In addition to the balanced headphone out, it also complies with DSD Audio up to 11.2MHz.

Technical Specifications

Additional Information

Package Contents	Fostex HP-A4BL Headphone Amplifier & USB DAC Rubber foot (x4) USB cable Manual, AC adapter
Colour	Black
Warranty	1 year (local)
Availability	Preorder / Backorder (currently unavailable)
Product Type	Amplifier (Headphone), DAC (Digital-Analog Converter)
Style/Type	Desktop
Features	Optical Input, Optical Output
Sampling / Bitrate	16bit/24bit: 44.1 – 192kHz
Frequency Response (Hz)	20Hz - 80kHz +/-3dB
Total Harmonic Distortion (THD)	less than 0.01% at 1kHz
Output Power	100mW (32-ohm loaded)
Input Connectivity	Optical, USB
Output Connectivity	6.35mm Stereo, TOSLINK Optical (SPDIF), RCA / Phono, XLR Balanced
Microphone	None
Additional Tech Specs	Input [USB] terminal Interface :USB 2.0 Hi Speed Sampling Frequencies :PCM 44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, 192kHz DSD 2.8MHz, 5.6MHz, 11.2MHz Quantization :16bit, 24bit [Digital In] terninal Connector :Optical, Square Format :S/PDIF Sampling Frequencies :44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, 192kHz Quantization :16bit, 24bit Output [PHONES BALANCED] terminal Connector :XLR (4-pin) Maximum output :300mW or more (32 ohm) Load impedance :16 - 600 ohm THD :less than 0.04% (at 1kHz) Frequency Response :20Hz - 80kHz (+-3dB, 32 ohm, 100mW) [PHONE UNBALANCED] terminal Connector :1/4" stereo jack Maximum output :150mW or more (32 ohm) Applicable load impedance :16 - 600 ohm THD :less than 0.04% (at 1kHz) Frequency Response :20Hz - 80kHz (+-3dB, 32 ohm, 100mW) [OUTPUT] (L,R) terninal (Analog output) Connector :RCA Pin Reference output level :2Vrms (0 dBFS) Applicable load impedance :less than 10k ohm THD :less than 0.01% (at 1kHz) Frequency Response: 20Hz-80kHz (+3dB) [DIGITAL OUT] terminal Connector :Optical (square) Format :S/PDF Frequency Response :44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, 192kHz Quantaization :16, 24bit General [microSD] card slot (for firmware upgrade only) Format: FAT32 Compatible card: microSD card (SDHC), up to 32GB Power supply :DC12V

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