{"product_id":"bat-vk30-tube-preamplifier","title":"BAT VK30 Tube Preamplifier","description":"BAT VK30 Tube Preamplifier specifications: Fully balanced Unistage zero-feedback topology, six 6922\/6DJ8 tubes, 2 XLR and 3 RCA inputs, 1 XLR and 1 RCA main outputs, 20 dB gain, 2 Hz–300 kHz frequency response, and a 140-step electronic shunt attenuator with 0.5 dB resolution. Designed for uncompromised fidelity, this preamplifier utilizes Balanced Audio Technology's single-gain-stage architecture to maintain pristine signal purity. Powered by custom toroidal transformers with Caddock and Vishay resistors, it incorporates microprocessor control for customizable input volume matching, phase inversion, and mono switching, delivering an exceptionally refined control hub.\n\nReviews consistently praise the VK-30 for its expansive, three-dimensional soundstage and lifelike musicality. Listeners highlight its transparent, holographic presentation, offering liquid mid-range warmth without rolling off high frequencies or losing deep, punchy bass. Audiophiles also applaud its remarkably quiet operation for a tube preamplifier, sturdy build quality, flexible setup options, and precise volume control.\n\nAdding this preamplifier to your audio chain seamlessly bridges technical precision with rich emotional detail. For any music enthusiast looking to extract the finest micro-dynamics from their sources and drive power amplifiers with effortless authority, the VK-30 delivers an elevated, heirloom-quality sonic foundation that makes every listening session truly captivating.","brand":"BAT","offers":[{"title":"Default Title","offer_id":67594364125465,"sku":"97279","price":1899.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/4225\/1545\/files\/97279-5.jpg?v=1790642074","url":"https:\/\/tmraudio.com\/products\/bat-vk30-tube-preamplifier","provider":"The Music Room","version":"1.0","type":"link"}