Bryston BHA-1 Headphone Amplifier
Bryston BHA-1 Headphone Amplifier Bryston BHA-1 Headphone Amplifier

BHA-1 Headphone Amplifier

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Advancing the tradition of unmatched audio performance and functionality, the BHA1 Balanced Headphone Amplifier is Bryston’s reference amplifier solution for the finest listening experience from your headphones. The BHA1 is compatible with both traditional (single-ended) and balanced headphones.


  • Can be used as a 3 source pre-amplifier
  • 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

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Frequency Response
Total Harmonic Distortion Plus Noise <0.005%
Power Output (Per Channel) 2W @ 32 Ohm
Input Impedance (Unbalanced) 10 kOhm
Input Impedance (Balanced) +15 kOhm / -5 kOhm
Sensitivity - HI (approximately 20dB)
70mW in = 500mW out into 50 Ohms (500mW in = 5V out)
Sensitivity - LO (approximately 14dB)
140mW in = 100mW out into 50 Ohms (500mW in = 2.5V out)
Analog Inputs
  • RCA
  • XLR
  • 3.5 TRS
Dimensions WxHxD 17/19" x 2.71" x 11.1"
Weight 11.7lbs (5.3kg)