{"product_id":"audio-research-reference-1-tube-preamplifier-1","title":"Audio Research Reference 1 Tube Preamplifier","description":"The Audio Research Reference 1 tube preamplifier features an all-triode Class A topology powered by eight hand-selected 6922 vacuum tubes alongside regulated DC tube heaters. Serving as a command center for reference-level two-channel audio systems, this flagship line stage incorporates eight pairs of balanced XLR and single-ended RCA inputs to accommodate expansive source components. Its internal layout utilizes vertically mounted circuit boards connected via heavy-gauge Litz wiring to optimize cooling and minimize signal path length. Microprocessor-controlled gold-contact relays handle input switching, while a high-headroom output circuit delivers pristine signal transmission across every listening volume.\n\nCritical reviews from publications like Stereophile praise this line stage for its extraordinary transparency, vast soundstage depth, and effortless dynamic scale. Reviewers highlight its ability to eliminate electronic grain, leaving only a pure, coherent portrait of the musical performance. Experts consistently celebrate its uncanny capacity to retrieve delicate micro-details while preserving a natural, non-fatiguing tonal richness.\n\nIntegrating this preamplifier into your setup elevates source components by uncovering subtle spatial cues and natural harmonic depth. It establishes a completely quiet, highly resolving foundation that lets your music breathe with lifelike presence. For the dedicated audio enthusiast, it provides an uncompromising gateway to reference-level playback.","brand":"Audio Research","offers":[{"title":"Default Title","offer_id":53258533437721,"sku":"99566","price":3199.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/4225\/1545\/files\/99566-8.jpg?v=1792026708","url":"https:\/\/tmraudio.com\/products\/audio-research-reference-1-tube-preamplifier-1","provider":"The Music Room","version":"1.0","type":"link"}