{"product_id":"audio-research-sp10-dual-chassis-tube-preamplifier-mm-mc-phono","title":"Audio Research SP10 Dual-Chassis Tube Preamplifier; MM\/MC Phono","description":"Audio Research SP10 Tube Preamplifier: Specifications include a dual-chassis vacuum tube design with an isolated external power supply, a 15-tube complement (12x 6DJ8\/ECC88, 2x 6L6WGC, 1x 12AT7), 72 dB phono gain, 26 dB line gain, 5 Hz to 30 kHz (±0.25 dB) frequency response, dual phono inputs, and front-panel selectable cartridge loading (47k, 10k, 100, 30, and 10 ohms). As a monumental reference preamplifier in high-end audio history, the Audio Research SP10 isolates sensitive audio circuitry from power mains noise using twin chassis construction. Its versatile front-panel controls offer customizable phono loading, switchable gain, and mute options, serving as an exceptional control center capable of driving low-output moving coil cartridges directly without external step-up transformers.\n\nReviews widely acclaim the SP10 as a benchmark in analog reproduction, praised by audiophile critics for its lush transparency, dynamic bass, and captivating musicality. Reviewers consistently highlight its expansive 3D holographic soundstage, precise instrument focus, and intimate front-row presence. The legendary phono section receives exceptional praise for revealing micro-details, natural midrange warmth, and effortless speed across all vinyl genres.\n\nIntegrating this classic dual-chassis preamplifier into your audio system instantly elevates your vinyl and line sources to reference-grade realism. Its uncompromising engineering, comprehensive cartridge-matching flexibility, and sublime valve sonics make it an essential centerpiece for any serious audiophile seeking the pinnacle of vintage ana\nWith 72dB of phono gain and 15 carefully selected tubes, the SP10 reveals every nuance of a record, though low-output cartridges require ultra-low-noise tubes. Dual rack-mountable chassis, 5Hz–50kHz frequency response, and less than 0.01% THD make it a technical powerhouse. While its line stage is competent, the phono section shines, making the SP10 a must-have for vinyl enthusiasts willing to embrace its tube-dependent maintenance.\"","brand":"Audio Research","offers":[{"title":"Default Title","offer_id":67601436180761,"sku":"99554","price":3999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/4225\/1545\/files\/99554-8.jpg?v=1790723634","url":"https:\/\/tmraudio.com\/products\/audio-research-sp10-dual-chassis-tube-preamplifier-mm-mc-phono","provider":"The Music Room","version":"1.0","type":"link"}