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Audio Research SP-3 preamplifier | Stereophile.com

    https://www.stereophile.com/content/audio-research-sp-3-preamplifier
    Audio Research SP-3 preamplifier. J. Gordon Holt | Dec 22, 1998 | First Published: Dec 1, 1971. Preview, from Vol.3 No.3: We thought Audio Research's previous-model SP-2C (footnote 1) was excellent, but this is even better—the closest thing available, in fact, to the ideal straight wire with gain. Our sample had a minor glitch—there was a slight "plop" if you rotated …

Audio Research SP-3 preamplifier – Old School | TONEAudio ...

    https://www.tonepublications.com/old-school/audio-research-sp-3-preamplifier/
    Audio Research SP-3 preamplifier. Back in the mid 1970s, the idea that a preamplifier could provide “straight wire with gain” was an elusive goal. The idea that such perfection could be achieved from a valve model seemed even more unlikely. Yet when the $595 SP-3 preamplifier arrived on the scene in 1972, many audio reviewers proclaimed that such perfection was well …

Audio Research SP-3 - VINTAGE ALL TUBE PREAMPLIFIER ...

    https://skyfiaudio.com/products/audio-research-sp-3-sp3-vintage-all-tube-preamplifier-complete-collector-grade-restoration-w-amperex-tubes
    Audio Research SP-3 - VINTAGE ALL TUBE PREAMPLIFIER - COMPLETE COLLECTOR GRADE RESTORATION w/ Amperex Tubes. $4,599. This is a collector grade restoration of a classic and well regarded preamp from Audio Research. The exact model designation is SP3 and t his is an example of the very first production run for this piece.

Audio Research SP-3 Vintage All Tube Preamplifier ...

    https://skyfiaudio.com/products/audio-research-sp-3-vintage-all-tube-preamplifier-complete-collector-grade-restoration
    Audio Research SP-3 Vintage All Tube Preamplifier - Complete Collector – SkyFi Audio Audio Research SP-3 Vintage All Tube Preamplifier - Complete Collector Grade Restoration $0 This is a collector grade restoration of a classic and well regarded preamp from Audio Research. The exact model designation is SP3 Series A.

Audio Research SP3 Preamplifiers user reviews : 4.3 out of ...

    http://www.audioreview.com/product/amplification/preamplifiers/audio-research/sp3.html
    I bought this Audio Research SP 3 in mint condition to augment my system that consists of a custom-built pair of 6146 mono amplifier, Thorens 160 Super turntable/ SME 3009 Series IIIs tonearm with Shure V15 type III driving a pair of DQ 10 speakers. The sound is somewhat comparable to the set-up using my ever reliable Precision Fidelity C7 preamp.

Audio Research Sp-3 Preamplifier | Pre-Amplifiers | Covina ...

    https://www.audiogon.com/listings/lisa644h-audio-research-sp-3-preamplifier-pre-amplifiers
    Audio Research Sp-3 Preamplifier used Sunny Components Inc, Tue, Wed, Thur, Fri 10.00am-6.00pm.Sat-10am-4pm Closed on Sunday and Monday. 1370 E Cypress St Ste D,E Covina CA-91724 USA Tel: 626-966-6259. Fax: 626-966-5467.

Audio Research SP-3 preamplifier Specifications ...

    https://www.stereophile.com/content/audio-research-sp-3-preamplifier-specifications
    Audio Research SP-3 preamplifier Specifications. Sidebar: Specifications. Description: Vacuum-tube stereo preamplifier. Frequency response: 15Hz-30kHz, ±1dB. Distortion (THD): 0.005% at 5V out. Maximum output: 25V at 1kHz. S/N Ratio: 90dB (Aux input, no ref. level given). Dimensions: 15 5/8" W by 5" H x 12½ D.

Vintage preamps Part 3, Audio Research SP3 - YouTube

    https://www.youtube.com/watch?v=ImDH4k5LrlM
    More info on the Audio Research SP3 A1 I reviewed. https://skyfiaudio.com/products/audio-research-sp-3-a1-tube-preampThat one is now sold, but SkyFi has anot...

Vintage, excellent condition Audio Research SP3 Preamplifier

    https://www.theaudioboard.com/vintage-excellent-condition-audio-research-sp3-preamplifier-2/
    ‘ $3550.0 audio research sp 3 $1500

Review: Audio Research SP-6b Tube preamp

    https://forum.audiogon.com/discussions/review-audio-research-sp-6b-tube-preamp
    Review: Audio Research SP-6b Tube preamp. Category: Preamps I purchased an ARC SP-6B 3 months ago to replace my Quad 33 preamp. I'd always wanted to try a tube preamp and this one is a great start. It is similar in age to the solid-state Quad, but the sound is much nicer. The sound is warmer

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