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Audio Research SP6A

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US Audio Mart

Audio research SP6A US Audio Mart $1,995 Jan 31, 2026

Yahoo Auctions Taiwan

（東漢音響）AUDIO RESEARCH SP6A Yahoo Auctions Taiwan NT$29,800 Dec 13, 2025

Subito

AUDIO RESEARCH REF.6 - PREAMPLIFICATORE A VALVOLE Subito €9,000 Jun 13, 2025

Subito

Pre Audio Research SP-6 a valvole Subito €1,300 Aug 12, 2023

Reverb

Audio Research SP-6A restoration kit filter capacitor repair rebuild fix $185 Aug 19, 2022

Reverb

Audio Research SP-3A restoration kit filter capacitor repair rebuild fix $167 Aug 18, 2022

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