Audio Research is one of the longest-standing and most highly respected manufacturers of high end audio still in the world. They were pioneers at advancing the state-of-the-art for audio reproduction in the seventies, re-introducing the vaccumtube as the primary active amplification device. Audio Research vacuum products are all hand-built in the USA for serious music lovers and audio enthusiasts.
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Audio Research LS28 Line Stage Pre Amplifier
$15,000.00
Audio Research Ref 6SE Pre Amplifier
$44,000.00