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Audio Research Sp


Audio Research ARC SP-12 tube preamplifier

$750.00


Audio Research SP-16L Vacuum Tube Preamplifier

$1,449.00


Audio Research ARC SP3a-1 Pre-Amp EXCELLENT CONDITION

$2,000.00


Audio Research SP-3a-1 Preamp Pristine Sound, Great Condition; New Capacitors

$1,899.00


Audio Research SP16L Stereo Preamplifier(line Stage) 220VAC Black

$1,620.00


Audio Research SP16L Stereo Preamplifier(line Stage) 220VAC Black New

$1,870.00


Audio Research sp-14 preamp

$1,320.00


Audio Research SP-8 MK2 tube Pre-amplifier Pre-amp Free Airmail Original

$2,999.00


Audio research 5 tube sp12 vintage preamplier very nice looking

$1,450.00


Audio Research SP9 Owners Manual Sales Brochure Cartridge Load Sheet

$39.00


ORIGINAL Audio Research SP-3A-1 OWNER'S MANUAL, Brochures, Letters

$65.00


Medel's 2 - Audio Research SP-3 Gold Pin Genalex Tube Sets 12AX7/ECC83/B759

$629.97


Medel's AUDIO RESEARCH SP-11 Tube Set -2 Sets + 12AT7 EHX GOLD PIN TUBE -4 Tubes

$379.68


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

$299.97


GENERAL RADIO W5MT3A METERED VARIAC FOR AUDIO RESEARCH D150 SP3 TUBE AUDIO AMP

$449.00


AUDIO RESEARCH SP-8 MK II ULTIMO Tube Set Gold Pin Preamp 12AT7

$209.97


AUDIO RESEARCH SP-8 MK 2 ULTIMO II Tube Set Genalex Gold Pin - Our Best Set

$299.97


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

$254.98


LINE VOLTAGE VARIAC 4 AUDIO RESEARCH D150 SP3 TUBE AUDIO POWER AMPLIFIER PREAMP

$289.00


AUDIO RESEARCH SP-8 MK 2 Primo Tube Set

$99.48


Audio Research SP3 SP-3 restoration kit service recap capacitor fix rebuild

$165.00


Audio Research SP-9 ULTIMO Tube Set Gold Pin Preamp

$49.23


AUDIO RESEARCH SP-9 OWNER'S MANUAL & Brochures

$25.00


Vintage Original Audio Research SP6/C Manual. Good Condition.

$87.35


Audio Research SP-9 Tube Preamplifier Brochure '89, 2 pgs, Specs, Info Preamp

$7.99


AUDIO RESEARCH SP-7 Original Owners Manual and Schematics

$24.99


Audio Research SP-6 Tube Preamp Review, 1981, 2 pgs

$7.99


Tube Set - for Audio Research SP-3 Series, Tube Brand: Tube Amp Doctor

$135.60


Audio Research SP-3, LS25 Audiophile Preamp Amp Ad 2000, 1 Page Article + Info

$6.99


Audio Research SP14 / SP9 Tube Preamp Ad 1990 Article, 1 page, ready to frame

$6.99