vintage audio research - Audio Research Vintage Preamps and Tube Preamps for sale | eBay

The Audio Research Database - ARCDB - is a tribute to Audio Research Corporation for their tremendous contributions to the world of high end audio. Since , ARC has been one of the most influential companies when it comes to pushing the limits for what is possible for achieving realistic reproduction of recorded music. Rare Rack Mount Audio Research SP3 Vacuum Tube Stereo Preamplifier Excellent Working Condition. Unit have been recently service to replace a bad bulb and was fully checkout by my local tech and work perfectly the owner of the unit had the unit sent to audio research before to .

audio research corp. (ARC) D, D, D, D & D These amplifiers all come from the generation succeeding all of the amps above, but they are now more than 30 years old themselves, so they can finally be considered vintage without compromising the term. Apr 01,  · It comprises a perfect setting for the McIntosh Unity-Coupled output stage. Vintage tube sound at its best. Audio Research 76A Featuring a complex, regulated power supply, and a pentode output stage, it coaxed 75Wpc from a pair of beam power tubes. The start of modern tube sound and its emphasis on detail resolution.

More Info. About Audio Research. Audio Research is one of the oldest continually operating manufacturers in American company was founded in in Minneapolis with one goal in mind: to advance the state-of-the-art in music reproduction. Today, Audio Research remains a performance-oriented company by philosophy and design. Trivia buffs: It is rumored that the NAD is the amplifier that brought on the first use of the term “giant killer” in audio journalism. Ah, the good with the bad. Audio Research SP-3 preamplifier. Typical used price: $1, We saved the best for last.