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Headphones amplifiers — EarMen ST-Amp

Description, images, technical data and specifications

EarMen ST-Amp
Image source — © EarMen

The USB DAC in the Earmen ST-Amp is implemented on the ES9280 chip from ESS Technology and is capable of processing digital streams in PCM format with parameters up to 32 bits / 384 kHz and DSD up to DSD128. For connecting headphones, there are 6.35 mm jack and 4.4 mm balanced jack connectors on the front panel. The device also has a balanced 4.4 mm input on the back panel.

Specifications

  • Model name

    ST-Amp

  • Maximum Power, 32 Ohms (mW RMS per channel)

    500

  • Maximum Power, 50 Ohms (mW RMS per channel)

    N/A

  • Maximum Power, 300 Ohms (mW RMS per channel)

    1850

  • Maximum Power, 600 Ohms (mW RMS per channel)

    N/A

  • Frequency response low +/- 3dB (Hz)

    N/A

  • Frequency response high +/- 3dB (Hz)

    N/A

  • Gain (dBu)

    N/A

  • THD (% at 1V RMS, 300 ohms)

    0.003

  • Signal to Noise Ratio (dB)

    >121

  • IMD (%, CCIR, 300 Ohms)

    N/A

  • Crosstalk (dB, 20Hz-20KHz, 300 Ohms)

    N/A

  • Output Impedance (Ohms)

    N/A

  • Dimensions (mm)

    170 x 30 x 150

  • Weight (g)

    1100

  • Official link

    https://www.earmen.com/index.php/products/earmen-st-amp

EarMen CH-Amp

More components

  • CH-Amp

    Headphones amplifiers

    EarMen CH-Amp

    EarMen CH-Amp is accurate, clean, fast, transparent and always musical. It works great on the full EarMen stack, but you can safely use it with any DAC or other source. Earmen CH-Amp has received various awards from audio industry professionals.

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