Balanced Headphone Amplifier

AT-BHA100

The essence of Hi-Fi, straight to the heart

  • Hybrid system with vacuum tubes and power transistors
  • Four independent preamp vacuum tubes
  • Four power transistors, one for each powered amp circuit
  • Four completely independent amplifier circuits
  • Operational amp that highlights the superiority of vacuum tubes
  • Relay switches designed specifically for vacuum tubes
  • High-quality audio-grade components
    • Nichicon chemical capacitors
    • Film capacitors from WIMA and Shinyei Capacitor
  • Four-layer board structure
  • Gain selector switch
  • Two balanced outputs
  • Two 6.3 mm unbalanced outputs
  • Line-through output
  • Beautiful vented design showcases the internal vacuum tubes
  • Horizontal or vertical orientation for greater layout flexibility
  • External AC adapter




    • audio technica AT-BHA100
  • AT-BHA100 Specifications

    Load Impedance

    16 - 600 ohms

    Frequency Response

    Line input: 10 ~ 100,000 Hz (0, -3 dB at 32 ohms and 10 mW output);
    Balanced input: 10 ~ 100,000 Hz (+0.5, -3 dB at 32 ohms and 10 mW output)

    Total Harmonic Distortion

    < 0.25% (20 Hz to 20 kHz at 32 ohms and 1 mW)

    Input Connections

    Line input, Balanced input

    Output Connector

    6.3 mm headphone output, Balanced output (4.4 mm/XLR 4-pin)

    Channel Separation

    6.3 mm headphone output: 75 dB (load: 32 ohms, 1 kHz)
    Balanced output: 100 dB (load: 32 ohms, 1 kHz)

    Gain

    6.3 mm headphone output:10 dB (high gain) / 1.5 dB (low gain)
    Balanced output:16 dB (high gain) / 7 dB (low gain)

    Noise

    6.3 mm headphone output:-100 dBv (A-weighted high gain) / -103 dBv (A-weighted low gain)
    Balanced output:-92 dBv (A-weighted high gain) / -95 dBv (A-weighted low gain)

    Power Supply

    100 - 240 VAC, 50/60 Hz, 15 VDC/2.4 A (AC adapter provided)

    Rating Capacity

    Maximum 25 W

    Dimensions

    210 mm x 266 mm x 44 mm (W x D x H) (excluding protrusions)

    Weight

    About 1.8 kg

    Accessories Furnished

    AC adapter (approx. 1.5 m, Power cord, Foot x 6, Stand x 2

    Download

    audio technica support AT-BHA100_QSG.pdf - AT-BHA100 Quick Start Guide
    audio technica support AT-BHA100_UM_EN.pdf - AT-BHA100 User Manual
    audio technica support AT-BHA100_UM_TC.pdf - AT-BHA100 User Manual (Chinese)