Audio Research

Vintage Audio Research SP-6b // Tube Preamplifier / Mint

Vintage Audio Research Sp-6b // Tube Preamplifier / Mint

Sold
Audio Research Dual 75 // Stereo Tube Amplifier

Audio Research Dual 75 // Stereo Tube Amplifier

Sold
Audio Research SP-9 MKII // Solid-State Tube Hybrid Preamplifier / Orig. Box

Audio Research Sp-9 Mkii // Solid-state Tube Hybrid Preamplifier / Orig. Box

Sold
Vintage Audio Research VT100 MkII // Tube Amplifier / Fully restored / Original Box

Vintage Audio Research Vt100 Mkii // Tube Amplifier / Fully Restored / Original Box

Sold
Vintage Audio Research D-250 // Stereo Tube Amplifier / Professionally Serviced / Includes Manual

Vintage Audio Research D-250 // Stereo Tube Amplifier / Professionally Serviced / Includes Manual

Sold
Audio Research Dual 75 // Stereo Tube Amplifier

Audio Research Dual 75 // Stereo Tube Amplifier

Sold
Audio Research Dual 75 // Stereo Tube Amplifier

Audio Research Dual 75 // Stereo Tube Amplifier

Sold