Bravo Audio Ocean Tube Buffer / Headphone Amp

Bravo Audio Ocean Iso.jpg
Bravo Audio Ocean Rear.jpg
Bravo Audio Ocean Iso.jpg
Bravo Audio Ocean Rear.jpg

Bravo Audio Ocean Tube Buffer / Headphone Amp


This tube buffer is the headphone amplifier used in the iHi-Fi room audio system experiments and reviews -- with a tube upgrade to JJ Electronics ECC802 S.  The Bravo Audio Ocean sounds warm, smooth, sweet, and neutral, without artifacts or "digital" sound qualities.  Also listen with headphones when desired using the jacks on the fromt of the unit.  External AC Power supply included.

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Bravo Audio Ocean is a perfect and inexpensive way to take advantage of vacuum tube technology to remove digital qualities from your music.  A test unit has been running daily for months in the iHi-Fi lab's room audio system without issues.  This item is a quality build.  Every unit imported is tested at the US warehouse before being stocked and sold.   

iHi-Fi is an authorized dealer for Audioengine, Acoustic System, and Bravo Audio.  We add extra value to become your supplier. When you buy audio products at you always get --

  • The manufacturer's standard product warranty
  • No sales tax is collected
  • Free shipping in the lower 48 United States
  • A 30-day audition at your place
  • Our money-back satisfaction guarantee


  • Dynamic, warm, smooth, neutral vacuum tube sound
  • Easily connects as a tube buffer in any audio system
  • Ships with Shu Guang 12AU7 tube (upgradable)
  • Multiple input/output options, no more adapters.
  • Blue anodized aluminum chassis
  • Pure Class A tube amplifier, no opamp IC
  • Power MOSFET output drivers
  • Low voltage for good safety
  • Powerful enough for any headphones
  • External AC power supply included


Input Power -- DC24V
Input Sensitivity -- 100mV
Input Impedance -- 100KOhm
Output Impedance -- 20~600 Ohm
Gain -- 30dB
Frequency response -- 10Hz-60KHz +/- 0.25dB
Signal/Noise Ratio -- >90dB
Dynamic range -- 84.6dBA (300 ohm,) 89.8dBA (33 ohm)
THD -- 0.016%(300 ohm) 0.45%(33 ohm)I
MD + Noise -- 0.045(300 ohm) 0.42(33ohm)
Dimensions -- 115mm (D) X 82mm (W) X 78mm (H)
Input -- Stereo RCA x1, Stereo 3.5mm x1
Output -- Stereo RCA x1, Stereo 6.35mm x1, Stereo 3.5mm x1