Bryston BHA-1 Balanced Headphone Amplifier



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  • Advancing our tradition of unmatched audio performance and functionality, the BHA-1 Balanced Headphone Amplifier is Bryston’s reference amplifier solution for the finest listening experience from your headphones. The BHA-1 is compatible with both traditional (single-ended) and balanced headphones.

    5 Year Warranty
  • FEATURES:
    • Balanced outputs 
    • Balanced dual mono circuitry
    • Left/Right balance control
    • Six fully discrete Class A Bryston operational amplifiers
    • 14dB or 20dB gain 
    • 10k input impedance
    • High quality noble stereo volume control (laser trimmed)
    • Gold plated input and output connectors
    • Multiple headphone drive capability
  • SPECIFICATIONS: 
    • 2 Ohms output impedance for each op-amp driver.
    • Inputs: Balanced XLR Pair, Single Ended Pair (RCA), 3.5mm Stereo Mini Jack (MP3 Player Source, etc.) 
    • Outputs: Balanced XLR (4 Pin Stereo), Balanced XLR Pair (3 Pin Left/Right), ¼" Headphone Jack 
    • Control: Remote Trigger Input ( 5 - 12V AC/DC @10mA) 
    PHYSICAL:
    • 2.75” (2" W/O feet) H x 17” W x 12.25” D (17" faceplate)
    • 69.85mm (50.8mm W/O feet) H x 431.8mm W x 311.15mm D (431.8mm faceplate)
    • 2.75” (2" W/O feet) H x 19” W x 12.25” D (19" faceplate)
    • 69.85mm (50.8mm W/O feet) H x 482.6mm W x 311.15mm D (482.6mm faceplate
    • 13.25 Ibs
    LOAD @ 600 OHMS
    • Hi - 10.9V Out @ 001% Power 200 mW
    • Lo - 5.45 V Out @ 001% Power 50 mW
    • Lo - 2.50 V Out @ 001% Power 10 mW
    • Lo - 788 mV Out @ 001%¹ Power 1 mW
    LOAD @ 300 OHMS
    • Hi - 10.8 V Out @ 001% Power 390 mW
    • Lo - 5.40 V Out @ 001% Power 50 mW
    • Lo - 1.79 V Out @ 001% Power 10 mW
    • Lo - 583 mV Out @ 001%¹ Power 1 mW
    LOAD @ 80 OHMS
    • Hi - 10.4 V Out @ 002% Power 1.35 W
    • Lo - 5.20 V Out @ 001% Power 383 mW
    • Lo - 887 mV Out @ 001% Power 10 mW
    • Lo - 345 mV Out @ 003% Power 1 mW
    LOAD @ 32 OHMS
    • Hi - 9.65 V Out @ 0.150% Power 2.9 W²
    • Lo - 4.84 V Out @ 002% Power 732 mW
    • Lo - 578 mV Out @ 001%¹ Power 10 mW
    • Lo - 185 m V Out @ 005%¹ Power 1 mW
    • Lo - 4.00 V Out @ 001% Power 500 mW³

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