5
Preparation
Introductions
HP-A8MK2 is a DAC headphone amplier with high eciency, high-quality sound. You can
enjoy high-quality digital audio signals from your computer or from a digital audio player.
Features of the HP-A8MK2
• Headphone amplier equipped with high-quality sound 32bit-DAC (AK4490) and all discrete circuit.
• Supports a sampling frequency of up to 32 bit/192 kHz through in house developed USB driver. In
addition, supports DSD 11.2 MHz (ASIO).
* DSD playback on Mac is compatible up to 5.6 MHz.
• Eliminates the jitter caused by low accuracy of the source clock of the computer, etc. by using the
asynchronous mode of an SPXO for audio (crystal oscillator).
• Equipped with high-quality
sound, high-accuracy electronic volume for audio level control.
• Equipped with a large capacity toroidal power transformer.
• Computers, and digital and analog audio devices can be used as the input source.
• Plays DSF les, WAV les and AIFF les on an SD (SDHC) card directly using built-in SD (SDHC) card
drive. The drive can also be used for future updates.
* There are several conditions for playback from an SD card. For more information, please refer to
"Listening to the les on an SD card" on page 12.
• Equipped with an analog output terminal (RCA pin jack).
• Both the internal clock and the external clock are available for the master clock (only for SPDIF).
• 2x or 4x upsampling function (can also be turned o ).
• Switchable digital lter.
• 24 level gain settings for headphone output.
• Direct analog output that does not pass through the volume.
• Equipped with an infrared remote controller.
• Equipped with an organic EL display.
• Equipped with independent clocks for 44.1K factor and 48K factor.
Accessories
Supplied accessories are listed below. Conrm that accessories are present after purchase.
• Remote controller × 1
• AAA battery for remote controller × 2
• Power cord × 1
• Owner's Manual (this book) × 1
• Safety information × 1
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