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Audio Research Preamp


Audio Research LS22 Preamplifier, black, excellent condition

$2,100.00


Audio Research Phono Preamplifier ARC PH6

$2,000.00


Audio research preamplifier SP3 A1.

$1,800.00


AUDIO RESEARCH SP9 PRE AMPLIFIER - TESTED - EXCELLENT

$950.00


Audio Research LS-3 Class A Preamplifier

$659.99


Audio Research LS2 MKII Stereo Tube PreAmplifier Stereo Line Amplifier pre amp

$1,099.99


Audio Research LS2 Tube preamp

$1,200.00


Audio Research SP6a Tube Preamplifier

$1,775.54


Audio Research SP-6A Stereo Tube Preamplifier w/phono! 120/240 volt rear switch!

$1,355.75


Audio Research LS26 Stereo Tube Preamplifier; LS-26; Remote

$2,716.46


Audio Research Reference 2 MKII Stereo Tube Preamplifier ARC Ref 2

$4,390.00


Audio Research REF 5 Preamp

$6,300.00


Audio Research Reference 5 Stereo Tube Preamplifier; ARC Ref 5

$6,112.79


Audio Research SP9 SP-9 MkII Preamplifier - Nice!

$999.95


AUDIO RESEARCH SP3A1 stereo tube preamp,vintage audio,Very nice condition

$3,000.00


Audio Research Reference 5SE Pre Amplifier Ref Pre Amp

$4,424.00


Audio Research SP16L Tube Pre Amp

$1,400.00


Audio Research WC-2 Oak cabinet, fits SP-4, SP-5 SP-7 preamps and more. rare

$154.95


Audio Research WC walnut cabinet, fits SP-4, SP-5 SP-7 preamps, very rare

$139.95


arc Audio Research preamplifier phono face plate PH7 

$269.00


Audio Research LS3 Preamplifier / Line Stage Faceplate (Black) - #2

$150.00


Audio research sp-3 classic 12ax7 tube preamp amplifiers

$2,950.00


AUDIO RESEARCH SP-8 MK 1 ULTIMO II Tube Set Genalex Gold Pin Preamp

$299.97


AUDIO RESEARCH LS1 & LS2 LINE PREAMPLIFIER REPAIR & RESTORATION SERVICE

$495.00


AUDIO RESEARCH PREAMPLIFIER ORIGINAL BLACK MACHINE SCREWS X12

$9.99


AUDIO RESEARCH D-115 ULTIMO Tube Set Genalex KT88+Gold Pin Preamp

$877.48


New 4X BLACK FEET for Audio Research and Conrad Johnson preamplifier MADE IN USA

$14.99


AUDIO RESEARCH VT150 VT150SE ULTIMO Tube Set Genalex KT88+GoldPin Preamps

$598.48


AUDIO RESEARCH D-90 ULTIMO Tube Set Genalex KT88+GoldPin Preamp

$952.48


AUDIO RESEARCH Reference 300 MK I ULTIMO Tube Set Genalex KT88+GoldPin Preamp

$1,162.48


AUDIO RESEARCH VT130 VT130SE ULTIMO Tube Set Genalex KT88+GoldPin Preamp

$748.48


AUDIO RESEARCH CA-50 ULTIMO Tube Set Tung Sol KT120+ EHX Gold Pin Preamp

$374.99


AUDIO RESEARCH & CONRAD JOHNSON PREAMPLIFIER REPAIR & RESTORATION SERVICE

$595.00


AUDIO RESEARCH VT100 MK I II ULTIMO Tube Set Tung Sol 6550 Gold Pin Preamp

$562.48


AUDIO RESEARCH SP-16 ULTIMO II Tube Set Genalex Gold Pin Preamp - Our Best Set

$254.98


AUDIO RESEARCH CA-50 ULTIMO Tube Set Tung Sol 6550 Gold Pin Preamp

$299.99