{"product_id":"ps-audio-pmg-signature-preamplifier-4","title":"PS Audio PMG Signature Preamplifier","description":"The PS Audio PMG Signature Preamplifier features fully balanced Class A circuitry, a zero-feedback folded cascode topology, four pairs of balanced XLR inputs, and two pairs of single-ended RCA inputs. This analog command center acts as a crucial gatekeeper between sources and power amplification, driving components with absolute transparency. Its revolutionary power supply replaces traditional electrolytic capacitors with sonically superior film capacitors to deliver rapid transient response. A high-resolution stepped attenuator provides precise volume adjustments with high channel accuracy, while a double-chassis construction shields delicate signals from interference. Control is localized on a circular glass touchscreen interface that manages all input switching.\n\nCritical acclaim highlights this component for lowering the noise floor to an imperceptible level that allows fine details to emerge. Reviewers praise the unit for creating a stable, three-dimensional soundstage where instruments possess natural texture and realistic weight. Industry discussions also note its superb honesty, emphasizing that it completely eliminates veiling without altering upstream sonic signatures.\n\nIntegrating a line stage of this caliber removes the final barrier between the listener and the performance. It establishes an uncompromised path, allowing reference electronics to perform exactly as intended. For the enthusiast seeking pure musical authority, it transforms playback into an immersive concert experience.","brand":"PS Audio","offers":[{"title":"Default Title","offer_id":67617320665369,"sku":"97553","price":6799.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/4225\/1545\/files\/97553-6.jpg?v=1790882676","url":"https:\/\/tmraudio.com\/products\/ps-audio-pmg-signature-preamplifier-4","provider":"The Music Room","version":"1.0","type":"link"}