Audio Research D70 Mk11 Incredible condition! Amazing amp!


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Audio Research D70 Mk11 Incredible condition! Amazing amp!

Audio Research D-60 Power Amplifier


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Audio Research D-60 Power Amplifier

Audio Research LS15 Vacuum Tube Preamplifier in the original factory box


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Audio Research LS15 Vacuum Tube Preamplifier in the original factory box

Audio Research SP-5 Pre-Amp/Processor Amplifier


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Audio Research SP-5 Pre-Amp/Processor Amplifier

Audio Research SP-3A-1 Vintage Tube Preamp


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Audio Research SP-3A-1 Vintage Tube Preamp

AUDIO RESEARCH SP-8 Rev 4 with cabinet


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AUDIO RESEARCH SP-8 Rev 4 with cabinet

Audio Research Model PH1 High Definition Phono Preamplifier Works Great Mint Con


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Audio Research Model PH1 High Definition Phono Preamplifier Works Great Mint Con

Audio Research LS2B mkII hybrid preamp with balanced throughput


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Audio Research LS2B mkII hybrid preamp with balanced throughput

Audio Research SP-20 Vacuum Tube Stereo Preamplifier


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Audio Research SP-20 Vacuum Tube Stereo Preamplifier

Audio Research DAC1-20 ARC DAC Stereophile Class A Made In USA


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Audio Research DAC1-20 ARC DAC Stereophile Class A Made In USA

AUDIO RESEARCH GS 150 STEREO TUBE POWER AMPLIFIER


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AUDIO RESEARCH GS 150 STEREO TUBE POWER AMPLIFIER

Audio Research LS 3 Preamplifier, Awesome condition!


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Audio Research LS 3 Preamplifier, Awesome condition!

Audio Research Reference 110 Amplifier, lower price


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Audio Research Reference 110 Amplifier, lower price

Audio Research REF 75 Silver w/ KT-150 Tube upgrade by ARC


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Audio Research REF 75 Silver w/ KT-150 Tube upgrade by ARC

Audio Research VT200 Tube Amplifier


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Audio Research VT200 Tube Amplifier

Audio Research D115 Vacuum Tube Stereo Amplifier - Vintage Classic - Made in USA


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Audio Research D115 Vacuum Tube Stereo Amplifier - Vintage Classic - Made in USA

Audio Research Reference 600 tube amp, power meter,


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Audio Research Reference 600 tube amp, power meter,

Audio Research D-70 Stereo Power Amp Classic


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Audio Research D-70 Stereo Power Amp Classic

AUDIO RESEARCH LS3 PREAMPLIFIER


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AUDIO RESEARCH LS3 PREAMPLIFIER

Audio Research Amplifier D 125 No Cage.


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Audio Research Amplifier D 125 No Cage.

AUDIO RESEARCH D125 CLASSIC HYBRID VALVE POWER AMPLIFIER 


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AUDIO RESEARCH D125 CLASSIC HYBRID VALVE POWER AMPLIFIER 

AUDIO RESEARCH D125 CLASSIC HYBRID VALVE POWER AMPLIFIER


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AUDIO RESEARCH D125 CLASSIC HYBRID VALVE POWER AMPLIFIER

AUDIO RESEARCH MCP-2 MOVING COIL PREAMP AND SP-7 Amp VINTAGE MINT


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AUDIO RESEARCH MCP-2 MOVING COIL PREAMP AND SP-7 Amp VINTAGE MINT

Audio Research LS3 Faceplate (Silver) - New


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Audio Research LS3 Faceplate (Silver) - New

Audio Research SP-3C Vintage Tube Preamplifier Tested Excellent Condition


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Audio Research SP-3C Vintage Tube Preamplifier Tested Excellent Condition

audio research REFERENCE250 Tube type Monaural Power Amplifier USED Audio Japan


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audio research REFERENCE250 Tube type Monaural Power Amplifier USED Audio Japan

Audio Research ref210 remote control


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Audio Research ref210 remote control

Audio Research ARC SP 3A 1 Stereo Tube PreAmplifier PreAmp w/ Amperex Tubes


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Audio Research ARC SP 3A 1 Stereo Tube PreAmplifier PreAmp w/ Amperex Tubes

A PAIR (2) OF AUDIO RESEARCH REFERENCE 600 MONOBLOCK VACUUM TUBE POWER AMPLIFIER


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A PAIR (2) OF AUDIO RESEARCH REFERENCE 600 MONOBLOCK VACUUM TUBE POWER AMPLIFIER

VINTAGE ORIGINAL AUDIO RESEARCH SP3A-1 GOLD FACEPLATE W/ORIG BOX 120V-240V


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VINTAGE ORIGINAL AUDIO RESEARCH SP3A-1 GOLD FACEPLATE W/ORIG BOX 120V-240V

Audio research BL1 - 230 V


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Audio research BL1 - 230 V

AUDIO RESEARCH D250 ULTIMO Tube Set Genalex Gold Pin ECC81 6922 KT88


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AUDIO RESEARCH D250 ULTIMO Tube Set Genalex Gold Pin ECC81 6922 KT88

AUDIO RESEARCH LS26 VALVE PREAMPLIFIER (KENT)


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AUDIO RESEARCH LS26 VALVE PREAMPLIFIER (KENT)

Audio Research Model CDT1


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Audio Research Model CDT1