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Beyond HD

Headphone Amplifier

Beyond HD is a kind of Pure Class-A Headphone Ampli¬er with low noise and low distortion features. Adopting both Series (high linearity) and Shunt Types (low noise) can let the users select their ideal type of volume control. Using Japan ALPS VR with stable and durable features and owning high awareness. BeyondHD can easily make you enjoy high-quality and awesome sound.



  • Specification
  • Packing/Usage
  • Review
  • * Power Structure: Virtual-Ground power supply
    * Amplifier Structure: Coupling capacitor less, Single-End with Class-A
    * Gain Control: High / Low (attenuation 15dB)
    * Volume Control: Series / Shunt mode selectable
    * Headphone Impedence: 32 ohm to 600 ohm
    * Circuit Protect: Output short / Over current protect

    Audio Performance

    * Frequency response (40Hz ~ 15kHz): +0.03dB ~ -0.01dB
    * Noise level: -113.2dB
    * Dynamic range: 112.9dB
    * THD%: 0.0002%
    * Stereo crosstalk: -104.3dB

    Chips:

    * OPAmp: TI-OPA2227
    * DC Servo: TI-TL072

    Connectivity

    * Power Input: Dual Supply *1, DC Jack (2.0mm) *1
    * Line Input: RCA Jack *1
    * Line Output: 6.3mm PhoneJack *1

    System Requirements

    * Using in any equipment with Line out function
  • Packing

    * Beyond HD
    * DC24V 0.5A power adapter
    * User manual
    * Warranty card
    * Wrench

    Weight/Size

    * Weight: 678g
    * Net Weight: 316g

    * Size(H*W*D): 308mm * 201mm * 65mm
    * Net Size: 107mm * 80mm * 53mm

    Usage

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@Copyright by FSA Co., Ltd.