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Audio Research


Audio Research LS9 Stereo Preamplifier Audiophile Made in USA preamp High

$769.99


Audio Research Tube Amplifier - Dual 76A

$1,299.00


Audio Research Reference 5 PreAmplifier + Warranty TOP

$107.50


Audio Research SP9 Audiophile Preamplifier silver faceplate

$1,499.00


Audio Research LS15 preamplifier

$50.00


Audio Research LS25 mkII Vacuum Tube Preamplifier - 6H30pi - Made in USA

$1,825.00


AUDIO RESEARCH SP-5 Line Level Preamplifier (no phono)

$200.00


Audio Research LS3 Stereo Line Amplifier - Preamplifier

$750.00


Audio Research Reference 3 Vacuum Tube Preamplifier - Natural Faceplate

$6,000.00


Audio Research LS-3 Class A Preamplifier

$750.00


Audio Research Ref 210 monoblock amplifier

$3,999.00


Audio Research D-52B stereo power amplifier

$425.00


Audio Research VTM200 monoblock Tube power amplifiers 200w at 8 ohms $14000 new

$3,995.00


Audio Research LP1 Phono Preamplifier Preamp ARC PH5 PH6 PH7 REF

$1,375.00


Audio Research VSi75 Stereo Integrated Tube Amplifier; VSI-75

$4,802.97


Audio Research SP-6 Stereo Tube Preamplifier w/phono! 120/240 voltage new tubes

$1,245.00


Audio Research Reference 110 Amplifier, lower price

$3,999.00


Audio Research REF 750 Tube Amps (Pair)

$27,500.00


Audio Research LS2B Hybrid Vacuum Tube.Preamplifier, Original Box

$1,300.00


Audio Research VT200 Tube Amplifier EXCELLENT Condition With Original Box

$3,499.00


Audio Research PH-7 phone preamplifier in Excellent condition, but READ listing

$2,799.00


audio research sp-5 preamp Great Condition Owners Manual Crown D150 A Not Includ

$599.99


Audio Research LS27 Preamp Preamplifier Class-A Fully Balanced ZFB Mint LNIB

$4,888.00


Audio Research Model LS1 Line Stage Preamplifier

$799.00


Vintage Audio Research LS3 Preamplifier / Pre-Amp NOS

$1,250.00


Audio Research VT200 Amp Tube Amplifier Silver Face Plate

$250.00


Audio Research Model PH 7 PH7 valve phono stage Pre amp preamp preamplifier

$4,563.33


VERY RARE FIRST AUDIO RESEARCH-ELECTRONIC INDUSTRIES CSP-1A PREAMPLIFIER

$1,095.00


AUDIO RESEARCH ARC VT200 VACUUM TUBE STEREO POWER AMPLIFIER - MASSIVE

$3,999.00


Superb Audio Research SP17L Valve / Tube Preamplifier + Remote

$2,239.54


Audio Research CD2 - Compact Disc CD Player - Audiophile - Made in USA

$237.50


Audio Research D-125 power Amplifier

$1,600.00


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

$10,319.81


Audio Research REF 5SE preamplifier

$8,500.00


Audio Research Classic150 Valve monoblocks, excellent

$5,616.40


Great Condition Owners Manual Crown D150 A Amp Audio Research SP 5 Not Included

$398.99


Audio Research ref210 remote control

$89.00


Audio Research LS2 Tube preamp V70 Tube amp

$2,800.00


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

$1,784.98


Audio Research DSi200 Integrated Amplifier (Warranty)

$4,700.00


Audio Research REF5 Reference 5 Faceplate (Silver) - New

$275.00


AUDIO RESEARCH Reference 610T ULTIMO Tube Set Genalex KT88 - Our Best!

$1,271.25