Dealer Locator




Newsletter Signup

Reference Series



Reference Phono 3 Vacuum Tube Phono Preamplifier

Quick Overview:

 When Audio Research was founded in 1970, analog vinyl playback was the de facto music source of the time. Audio Research has either incorporated or built stand-alone phono stages since the very beginning, and has continuously provided phono preamplification, even during the height of digita...

Main Features
  • Continuation of evolution in Reference series with numerous upgrades over Ref Phono 2 SE
  • Tube count increased from 4 to 6
  • Redesigned power supply
  • Proprietary coupling capacitors
  • 2 sets of inputs ...

Ref 6 Vacuum Tube Line Stage Preamplifier

Quick Overview:

Almost since the inception of the brand, Audio Research has produced some of the finest components for music reproduction; this is especially true with regard to preamplifiers. In 1973, the SP3 was hailed as the best preamplifier available, and this tradition of excellence has continued ever sinc...

Main Features
  • Improves upon its predecessor in every way for a more palpable and immediate musical performance
  • Completely new chassis provides beautiful aesthetic and improved structual rigidity
  • Now uses 6x 6H30 tubes (4 on the Ref 5SE) fo...

Reference Phono 10 Dual Chassis VT Phono Preamplifier

Quick Overview:

Vinyl record playback has been an integral part of Audio Research since our founding in 1970. Think back to the great phono stages built into the defining preamplifiers of their day, among them the SP3, SP6, SP8, SP10, and SP11. Even after the introduction of the compact disc in 1982, phono secti...

Main Features
  • Frequency Response: ± .2dB of RIAA, 10Hz to 60kHz; 3dB points below 0.3Hz and above 300kHz.
  • Distortion: Less than .002% at 1.0V RMS 1kHz output.
  • Gain: Selectable 51dB ...

Reference CD9 CD Player / DAC

Quick Overview:

Audio Research introduced its first Reference series CD player in 2005 with the Reference CD7, then evolving into the Reference CD8 in 2008. Both players met with critical acclaim for their musicality and reproductive accuracy. People still want to play their CDs, but they also want to add other ...

Main Features
  • Frequency Response: +0-3dB, 3Hz to 96kHz at rated output. 0.15dB 20Hz to 20kHz. (Balanced, 200k ohms load)@ 192kHz sample rate.
  • Distortion: THD+N Less than .003% at 2V RMS BAL output.

Reference DAC Digital Media Bridge

Quick Overview:

The Reference DAC is designed to be a digital-to-analog converter with state of the art sound quality, and also to accommodate the ever-growing formats used in today’s digital world.  Combining unparalleled digital connectivity with renowned Audio Research vacuum tube technology makes ...

Main Features
  • Frequency Response:  Analog tube amplifier: +0-3dB, 0.5Hz to 200kHz at rated output. 0.15dB 20Hz to 20kHz. (Balanced, 200k ohms load).  Digital Bandwidth Anti-aliasing filter @ Sample rate: 44.1kHz = 22kHz, 48kHz = 24kHz, 88.2kH...

Reference 10 Line Preamplifier

Quick Overview:

In 2010 Audio Research announced the Reference Anniversary preamplifier, a special limited edition product commemorating our 40th anniversary. It was acclaimed by many as the finest preamplifier available and a fitting tribute to all of the classic Audio Research products that were introduced dur...

Main Features
  • Frequency Response: +0 -3dB 0.1Hz to 200kHz at rated output. (BALANCED, 200k ohms load.)
  • Distortion: Less than .006% at 2V RMS Balanced output.
  • Gain:
    Main output (SE...

Reference 75 SE Stereo Power Amplifier

Quick Overview:

The Reference 75 SE is a stunning amplifier in every way – performance, styling and reliability combined to elevate your music listening to a new experience.  Capable of controlling a wide variety of speakers, the Reference 75 SE will transport you into the musical performanc...

Main Features
  • Power Output: 75 watts per channel continuous from20Hz to 20kHz. 1kHz total harmonic distortion typically 0.6% at 75 watts, below 0.05% at 1 watt. Approximate actual power available at ‘clipping’ 76 watts (1kHz). (Note that ac...

Reference 150 SE Stereo Power Amplifier

Quick Overview:

Simply put, the REF150 SE is a breakthrough in stereo power amplification.  Replacing the REF150—which was one of the most respected modern stereo amplifiers—was a daunting task, but it has been accomplished.  The REF150 SE offers more power, greater dynamic thrust...

Main Features
  • Power Output: 150 watts per channel continuous from 20Hz to 20kHz. 1kHz total harmonic distortion typically 0.6% at 150 watts, below 0.03% at 1 watt. Approximate actual power available at 'clipping' 160 watts (1kHz). (Note that ac...

Reference 250 SE Mono Power Amplifier

Quick Overview:

The concept of a large monoblock amplifier is to provide control to a speaker.  The difficult part of the job is maintaining finesse and musicality while doing it.  Audio Research has produced some of the most critically acclaimed products during its 42-year history and the new Referenc...

Main Features
  • Power Output: 250 watts per channel continuous from 20Hz to 20kHz. 1kHz total harmonic distortion typically 0.5% at 250 watts, below .04% at 1 watt. Approximate actual power available at "clipping" 270 watts (1kHz). (Note that a...

Reference 750 SE Mono Power Amplifier

Quick Overview:

The Reference 750 SE monoblock amplifier continues the story begun 20 years ago with the introduction of the Reference 600; that is, to create the ultimate, tube-driven amplifier with enough power to drive any speaker load and to provide a musical experience unlike any before it. The Reference 75...

Main Features
  • Power Output: 750 watts per channel continuous from 20Hz to 20kHz. 1kHz total harmonic distortion typically 0.5% at 750 watts, below .04% at 1 watt. Approximate actual power available at "clipping" 850 watts (1kHz). (Note that a...


1   2