Matrix Audio M-Stage HPA-2 Classic
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Product Overview & Specifications
Make the things better
HPA-2 CLASSIC headphone amplifier is the improved model of HPA-2, the optimized circuit design, new style appearance, exquisite processing technology and excellent performance to make it better.
Details everywhere
The high-brightness chamfering edge design of front panel, ultrahigh speeds revolving cutting tools elaborately carved out the mirror-like gloss edge on front panel, further improve the visual texture. The knurling design of volume knob to add the friction of the finger contact area can get better grip compare with polishing surface treatment, red mark on volume is more clear and distinguishable.
More choices
More enjoyments
The new gain control function, switching the gain switch on the rear panel to adjust output gain, two sections gains to match different headphones.
Hi-Res Compatibility
The new design of USB module is used XMOS U series chip and CS4398 high-performance D/A chip, support PCM-24bit/192kHz and DSD-2.8MHz/5.6MHz signal playback, not only DoP and ASIO Native two DSD playback methods, but also can be used with the iOS and the most android devices.
Functional & Safe
Class A work mode can feature it easily to drive all kinds of low sensitivity dynamic headphones; can be used as a preamplifier. The headphone protection function and power on/off noise elimination function to prevent the wrong voltage to damage your headphones and brings you the better user experience.
Performance heart & Simple appearance
Cherry-pick every components, the ALPS 27 type volume potentiometer, WIMA/Nichicon audio grade capacitances, audio dedicated power supply transformer, and precision non-inductive resistances, all of these selective components to ensure get the best playback performance from HPA-2 CLASSIC.
Line Output Specifications
| SNR | -95dB at 20Hz-22kHz A-Weighting |
| THD+N | 0.0017% at 1kHz 1Vrms A-Weighting |
| Frequency Response | 20Hz-20kHz (+0.01dB/-0.04dB) |
| Output Impedance | 51ohms |
Headphone Output Specifications
| SNR | -95dB A-Weighting |
| THD+N | 0.0017% at 300ohms 13mW 1kHz A-Weighting |
| Frequency Response | 20Hz-20 kHz (+0.01dB/-0.04dB) |
| Output Impedance | 10 ohms |
| Output power | 110mW at 33ohms / 310mW at 300ohms / 160mW at 600ohms At THD+N=1% |
USB Input
| USB Chip | XMOS Asynchronous USB Audio class 2.0 |
| D/A Chip | CIRRUS LOGIC CS4398 |
| SNR | >-103dB A-Weighting |
| THD+N | 0.0009% at 1kHz A-Weighting |
| PCM Sample Rate | 16-24 Bit/44.1kHz 48kHz 88.2kHz 96kHz 176.4kHz 192kHz |
| DSD Sample Rate | DSD2.8MHz/DSD5.6MHzDoP & ASIO Native) |
Power Specifications
| Power Voltage | 230V position is fit for AC220V-240V 50/60Hz 115V position is fit for AC100V-120V 50/60Hz |
| Power Consumption | <15W |
| Fuse | AC250V/500mA 5x20mm |
General Specifications
| Dimensions | 280×120×47mm L×W×H(Including the protruding part) |
| Weight | 1.22kg |
| Gain | L=+6dB H=+15dB |
| System Support | Windows 7/8/8.1/10 systems need to install the driver supplied Mac OS X 10.6.4 and above version have native support and do not require a driver Can be used with the most of android devices via the OTG cable Can be used with iOS devices via the Apple Camera Connection Kit. |
| Accessories | Driver&Manual Disk Power Cord USB Cable |
Manufacturer Site
Customer Reviews
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Matrix Audio M-Stage HPA-2 Classic
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