Fostex’s Model HP-A4 offers up to DSD 5.6MHz and PCM 192kHz for superior audio playback functionality as well as a sophisticated appearance.
Fostex HP-A4 Features
- USB buss powered operation without AC adapter
- Linear PCM audio up to 24bit/192kHz and DSD audio up to 5.6MHz playback
- Quick and easy hi-resolution playback in combination with "FOSTEX Audio Player" software
- HI/LO Gain selection (10dB) for wider range of headphones
- Asynchronous transfer mode by using the custom made crystal
- Digital Filter selecting Roll-off characteristics and Cut-off characteristics according to the audio source
- HP-A4 24-bit DAC headphone amplifier1
- USB cable1
- Rubber feet4
- Input
- USB Port Sampling Frequency: up to 24bit/192kHz(PCM), 5.6MHz(DSD)
- Interface: USB high speed
- Digital Connector: optical, square
- Format: S/PDIF (16bit/24bit: 44.1 – 192kHz)
- Output
- Phones Connector: stereo phone
- Max. Output: 100mW (32-ohm loaded)
- THD: less than 0.04% at 1kHz, 32-ohm loaded, 100mW
- Frequency Response: 20Hz - 80kHz +/-3dB (1kHz, 32ohm loaded, 100mW, FS 192kHz)
- Analog Connector: RCA Pin
- Reference Output Level: 2Vrms
- THD: less than 0.01% at 1kHz
- Frequency Response: 20Hz - 80kHz +-3dB (at FS 192kHz)
- Digital Connector: optical, square
- Format: Format S/PDIF (16bit/24bit: 44.1 - 192kHz)
- MicroSD Card SlotmicroSD card (SDHC)
- PowerUSB buss powered
- Power Consumption2.5W
- Dimensions (WxHxD)4.45" x 1.34" x 6.1"
- Weight17.64 oz