{"product_id":"sparkos-labs-gemini-hybrid-headphone-amplifier-preamplifier","title":"Sparkos Labs Gemini Hybrid Headphone Amplifier \/ Preamplifier","description":"The Sparkos Labs Gemini delivers 2 watts into 32 ohms with a 250mA peak output current in a hybrid (tube input, solid state output) design. Functioning as a versatile desktop hub, this headphone amplifier and preamplifier bridges vacuum tube warmth with high-current discrete driving authority. Built around a 6922 dual-triode front end and proprietary SS2590 discrete op-amps, its direct-coupled circuit features zero signal-path capacitors and zero global feedback. Internal jumpers allow extensive tube rolling across ten tube types with user-adjustable bias, complemented by RCA preamp outputs, single-ended quarter-inch, and 4-pin XLR headphone jacks.\n\nCritical consensus across audiophile publications praises this component for its articulate bass control, transparent midrange, and holographic soundstage imaging. Reviewers highlight its unique gain implementation, noting how adjustments subtly tailor harmonic richness without compromising dynamic impact or spatial clarity. Headphone enthusiasts commend its whisper-quiet noise floor with sensitive IEMs alongside its effortless ability to drive demanding planar magnetic models.\n\nIntegrating this amplifier into your setup elevates desktop audio into an immensely engaging, highly personalized listening experience. It provides the ultimate foundation for listeners seeking lush vacuum tube harmonics paired with unyielding solid-state grip. By combining deep customization with pristine signal purity, it reveals hidden musical detail across every track.","brand":"Sparkos Labs","offers":[{"title":"Default Title","offer_id":67668993638681,"sku":"100551","price":799.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/4225\/1545\/files\/100551-3.jpg?v=1791333868","url":"https:\/\/tmraudio.com\/products\/sparkos-labs-gemini-hybrid-headphone-amplifier-preamplifier","provider":"The Music Room","version":"1.0","type":"link"}