Audio Research SP20 Preamplifier Review
August 29, 2014 Comments Off on Audio Research SP20 Preamplifier Review
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“With the SP20, Audio Research Corporation strides surefootedly back into the market of high-end preamplifiers. While not at the rarefied level occupied by ARC’s Reference components, it’s a big step up from the SP16 and SP17, and enters the territory occupied by ARC’s best non-Reference phono and line stages.”
Audiophilepure 
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