{"product_id":"fostex-hp-a3mk2-usb-dac-headphone-amplifier","title":"Fostex HP-A3mk2 USB DAC Headphone Amplifier","description":"\u003cp\u003eThe Fostex HP-A3MK2 is a USB DAC that converts digital audio to analog audio. The unit is capable of handling up to a 32-bit, 192 kHz digital audio source from your computer's USB port. Additionally, the HP-A3MK2 includes S\/PDIF optical I\/O that supports 32 to 96 kHz \/ 32-bit.\u003c\/p\u003e\r\n\u003cp\u003eThe HP-A3MK2 features a dual RCA line output and a 1\/4\" headphone output that's powered by integrated headphone amplifier. The unit is USB bus powered regardless of input routing choice and does not have a separate AC input. The input and output routing is selectable by front panel selector buttons.\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eHigh-Quality Sound Reproduction\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003cp\u003eHigh-quality sound reproduction can be easily achieved by simply connecting a USB cable to a PC.\u003c\/p\u003e\r\n\u003cp\u003eUSB audio and optical digital audio signals from a PC can be converted to analog signals and output from the line output terminal and headphone output terminal.\u003c\/p\u003e\r\n\u003cp\u003eWhen used as a USB DAC, it operates with the USB Audio 2.0 driver of the PC (Windows or macOS) and supports up to 32-bit\/192 kHz. It can be used immediately after connecting the USB cable and performing simple settings.\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eESS Technology DAC\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003cp\u003eES9016K2M from ESS Technology is used as the DAC chip\u003c\/p\u003e\r\n\u003cp\u003eThe HP-A3 uses a high-quality DAC chip, and the supported sampling frequency has been greatly enhanced from 24-bit\/96 kHz of the HP-A3 to 32-bit\/192 kHz. This allows users to enjoy higher quality sound without sacrificing ease of use.\u003c\/p\u003e\r\n\u003cp\u003eS\/P DIF input is limited to a maximum of 96 kHz\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eImproved Analog Circuitry\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003cp\u003eThe analog circuitry has been newly designed to match the higher supported sampling frequency, and has improved THD (Total Harmonic Distortion) and other performance features that are comparable to those of high-end products.\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eGain Switch\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003cp\u003eThe headphone output amplifier gain can now be switched between Hi and Lo positions, with the Hi position providing a 10 dB increase in volume over the Lo position.\u003c\/p\u003e\r\n\u003cp\u003eThe Hi position is effective for low-level input signals and can be used with a variety of playback sources.\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eProduct Specifications:\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eInputs:\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eUSB Terminal:\u003c\/strong\u003e USB Type-C (USB 2.0 High Speed)\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eSampling\/Quantization:\u003c\/strong\u003e Up to 192 kHz \/ 32-bit\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eDigital Input:\u003c\/strong\u003e Rectangular optical, S\/PDIF (32–96 kHz)\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eOutputs:\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eHeadphones (PHONES Jack):\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eConnector:\u003c\/strong\u003e Standard 6.3 mm stereo phone jack\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eMaximum Output:\u003c\/strong\u003e 100 mW (32 Ω load), 20 mW (300 Ω load)\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eLoad Impedance:\u003c\/strong\u003e ≥16 Ω\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eTHD:\u003c\/strong\u003e ≤0.03 % (32 Ω load @ 1 kHz, 100 mW output)\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 20 Hz – 20 kHz (±0.3 dB)\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eAnalog Line Output (L\/R):\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eConnector:\u003c\/strong\u003e RCA pin jacks\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eOutput Level:\u003c\/strong\u003e 2 Vrms (0 dBFS, VR: MAX)\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eLoad Impedance:\u003c\/strong\u003e ≥10 kΩ\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eTHD: \u003c\/strong\u003e0.005 % (1 kHz)\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eFrequency Response: \u003c\/strong\u003e20 Hz – 20 kHz (±0.3 dB\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eDigital Output:\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eConnector: \u003c\/strong\u003eRectangular optical\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eFormat: \u003c\/strong\u003eS\/PDIF (follows input signal Fs)\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eGeneral:\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003ePower Supply:\u003c\/strong\u003e DC 5 V (via USB)\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003ePower Consumption:\u003c\/strong\u003e 2.5 W\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eDimensions:\u003c\/strong\u003e 113 mm (W) × 34 mm (H, excl. rubber feet) × 155 mm (D, incl. projections)\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eAccessories:\u003c\/strong\u003e USB Type-A to Type-C cable (1 m), rubber feet (x4), user manual\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 1 lbs.\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eShipping Dimensions:\u003c\/strong\u003e 6.1 x 4.4 x 1.3 inches\u003c\/p\u003e\r\n\u003cp\u003e\u003cstrong\u003eShipping Weight:\u003c\/strong\u003e 2 lbs.\u003c\/p\u003e","brand":"Fostex","offers":[{"title":"Default Title","offer_id":46616040833277,"sku":"H-FOST-HPA3MK2","price":329.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0617\/2308\/3005\/files\/2093604.jpg?v=1757355847","url":"https:\/\/hollywooddj.com\/products\/fostex-hp-a3mk2-usb-dac-headphone-amplifier","provider":"Hollywood DJ","version":"1.0","type":"link"}