{"title":"Unison Research Black Edition","description":"\u003cp\u003eThe Black Edition series showcases Unison Research's tube integrated amplifiers in a striking all-black aesthetic. These limited variants feature the same hand-wired Italian craftsmanship and sonic performance as their standard counterparts, wrapped in elegant black chassis and transformers that complement modern living spaces and darker equipment racks.\u003c\/p\u003e\u003cp\u003eThe collection includes the single-ended \u003ca href=\"\/products\/unison-research-simply-italy-black-edition-tube-integrated-amplifier\"\u003eSimply Italy Black Edition\u003c\/a\u003e and \u003ca href=\"\/products\/unison-research-triode-25-black-edition-tube-integrated-amplifier\"\u003eTriode 25 Black Edition\u003c\/a\u003e, alongside the push-pull \u003ca href=\"\/products\/unison-research-s6-black-edition-tube-integrated-amplifier\"\u003eS6 Black Edition\u003c\/a\u003e. All three deliver the warmth and dimensionality that Unison Research is known for, with power outputs ranging from 12 to 35 watts per channel in Class A operation.\u003c\/p\u003e","products":[{"product_id":"unison-research-s6-black-edition-tube-integrated-amplifier","title":"Unison Research S6 Black Edition Tube Integrated Amplifier","description":"\u003cp\u003eThe Unison Research S6 Black Edition celebrates one of Unison Research’s most iconic amplifiers with enhanced technical design and a refined, modern look. With a power output \u003cstrong\u003eincreased to 40W \u003c\/strong\u003eand a sleek, piano-black wood panel and gunmetal finish, the S6 Black Edition is crafted to satisfy the most discerning audiophiles. Each detail, from the circuitry to the innovative input selection, has been reimagined to deliver pure Class A amplification that’s as beautiful to hear as it is to behold.\u003c\/p\u003e\n\u003ch5\u003eUnison Research New Special Editions\u003c\/h5\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eIn celebration of Unison Research’s legacy, the S6 Black Edition is part of a special series, joining Black Editions of the Simply Italy and Triode 25 amplifiers. Each model in this exclusive collection features advanced technical upgrades and a refined, piano-black wood finish. With its enhanced circuitry, increased power output, and meticulous craftsmanship, the S6 Black Edition is crafted for audiophiles who seek both sound and sophistication. Be sure to explore the other Black Edition models for a complete Unison Research experience that combines style with substance.\u003c\/p\u003e\n\u003ch5\u003eS6 Black Edition Key Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Mono Amplification\u003c\/strong\u003e: Enhanced for optimal soundstage and separation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCathode Capacitor-Less Technology\u003c\/strong\u003e: Eliminates phase shift and low-frequency coloration, achieving a rich, natural sound.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced Input Selection Circuit\u003c\/strong\u003e: Micro relays and Return GND technology minimize noise and maximize channel separation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated DAC3 Module\u003c\/strong\u003e: 4 analog and 3 digital inputs (USB up to PCM 384kHz and DSD256, Toslink, and SPDIF) for versatile connectivity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eRevolutionized Sound Quality\u003c\/h5\u003e\n\u003cp\u003eThe S6 Black Edition introduces Cathode Capacitor-Less technology, removing traditional electrolytic capacitors from the power valves’ cathodes. This breakthrough in design maintains the integrity of the low frequencies, providing a clean, detailed response down to the lowest harmonics. By operating entirely in Class A with an ultralinear 20% tap, the S6 produces a sound that is richly dynamic and immersive, reproducing subtle micro-details with enhanced clarity.\u003c\/p\u003e\n\u003ch5\u003eOptimized Power Management\u003c\/h5\u003e\n\u003cp\u003eFeaturing a 7-section winding transformer, the S6 Black Edition is built to drive demanding modern loudspeakers, delivering a consistent 40W output for precise, effortless audio reproduction. The dedicated negative grid voltage power supply enhances control and stability, while carefully positioned polypropylene capacitors in the power supply ensure smooth transients and expansive dynamics.\u003c\/p\u003e\n\u003ch5\u003eExclusive Gold Lion Valves\u003c\/h5\u003e\n\u003cp\u003eEquipped with premium Gold Lion tubes, including two ECC83 triodes for preamplification and six KT77 tubes in parallel for output, the S6 Black Edition is fine-tuned for peak technical and acoustic performance. These valves are matched to deliver a lifelike sound experience, with an open, vibrant presentation free from distortion or feedback.\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch5 dir=\"ltr\"\u003e\u003cspan\u003eThe Listening Room Experience\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp dir=\"ltr\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003eYour listening space is unique, and so are your needs. That's why we take the time to understand your preferences, your room acoustics, and your sonic dreams. We'll guide you through our range of hi-fi options, ensuring you find the perfect match for your space and budget. We believe in personal connections, exceptional service, and expert advice because when it comes to sound, there's no one-size-fits-all solution. Contact us to learn more.\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40W on 6Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSignal valves\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 x ECC83 Gold Lion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput power valves\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3 x KT77 Gold Lion in parallel for each channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Selector\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRelay Input Selector with Return GND Technology\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCircuit Technology\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCathode Capacitor Less (CCL) technology, no autobias\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNoise Level\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNoiseless as a solid-state amplifier\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePolarisation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003epure Class A in ultralinear configuration with tap at 20% (power valves)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBias\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAdjustable for each power valve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 line RCA, 1 USB, 1 SPDIF, 1 Toslink\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 subwoofer RCA (stereo)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBandwidth (-1dB)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15Hz – 30kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions (x y z)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e35 x 49 x 22 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e25Kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Unison Research","offers":[{"title":"Default Title","offer_id":41420219908192,"sku":"URS6BLKED","price":7499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/5073\/8528\/files\/UnisonResearchS6BlackEditionTubeIntegratedAmplifierDiagonalSidephoto.jpg?v=1730846944"},{"product_id":"unison-research-triode-25-black-edition-tube-integrated-amplifier","title":"Unison Research Triode 25 Black Edition Tube Integrated Amplifier","description":"\u003cp\u003eThe Triode 25 Black Edition celebrates Unison Research's most successful integrated amplifier with enhanced circuitry and a striking piano black aesthetic. Delivering 50 watts in pentode mode or 30 watts in triode mode, the Triode 25 Black Edition features Gold Lion valves, an integrated DAC with USB input supporting PCM up to 384kHz and native DSD256, and the flexibility to fine-tune feedback and bias to match your speakers and preferences.\u003c\/p\u003e\n\n\u003ch5\u003eKEY FEATURES\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Operating Modes:\u003c\/strong\u003e Switch between 50W pentode and 30W triode for different speaker loads and sonic preferences\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGold Lion Valves:\u003c\/strong\u003e Premium 2x ECC83, 1x ECC82 signal tubes and 4x KT77 power tubes in push-pull configuration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated DAC3:\u003c\/strong\u003e USB (PCM to 384kHz, DSD native to 256x, DoP to 128x), Toslink, and SPDIF up to 192kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable Feedback:\u003c\/strong\u003e Select 10dB or 12dB feedback to tune damping and tonal character\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUser-Adjustable Bias:\u003c\/strong\u003e Fine-tune power tube operation for optimal performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSubwoofer Output:\u003c\/strong\u003e Unfiltered RCA output maintains the amplifier's sonic signature\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch5\u003eBLACK EDITION UPGRADES\u003c\/h5\u003e\n\u003cp\u003eThe Black Edition features revised signal path and power management circuitry for lower distortion and increased headroom. The input selection uses micro relays with Return GND technology, matching the approach used in Unison Research's reference components. The premium piano black wood front panel and gun metal finish make a visual statement.\u003c\/p\u003e\n\n\u003ch5\u003eFLEXIBLE CONNECTIVITY\u003c\/h5\u003e\n\u003cp\u003eThree analog RCA inputs handle traditional sources, while the built-in DAC3 adds three digital inputs for streaming, computer audio, and optical sources. Pair with high-sensitivity speakers to experience the full potential of this amplifier. The subwoofer output lets you integrate a sub while maintaining the Triode 25's tube character throughout the bass range.\u003c\/p\u003e\n\n\u003ch5\u003eTHE LISTENING ROOM DIFFERENCE\u003c\/h5\u003e\n\u003cp\u003eWe are a third-generation family business with a brick-and-mortar showroom in Chestertown, Maryland. We bring decades of experience, personalized service, and honest guidance to every interaction.\u003c\/p\u003e\n\n\u003ch5\u003eSPECIFICATIONS\u003c\/h5\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50W (pentode) \/ 30W (triode)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFrequency Response\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10Hz - 50kHz (-1dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSignal Valves\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2x ECC83 + 1x ECC82 Gold Lion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Valves\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4x KT77 Gold Lion (push-pull)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Class\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eClass AB, ultralinear with 60% tap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAnalog Inputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3x RCA line\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDigital Inputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUSB, SPDIF, Toslink\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStereo RCA subwoofer, line out\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFeedback\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSelectable 10dB \/ 12dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions (W x H x D)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e30 x 20 x 45 cm (11.8\" x 7.9\" x 17.7\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20 kg (44 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Unison Research","offers":[{"title":"Default Title","offer_id":42504886485088,"sku":"URT25BE","price":5999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/5073\/8528\/files\/triode25be_01.jpg?v=1769019294"},{"product_id":"unison-research-simply-italy-black-edition-tube-integrated-amplifier","title":"Unison Research Simply Italy Black Edition Tube Integrated Amplifier","description":"\u003cp\u003eThe Simply Italy Black Edition delivers pure Class A tube amplification in a refined piano black package. With 10 watts from KT77 Gold Lion power tubes, this single-ended design pairs perfectly with high-sensitivity speakers like the Unison Research MAX series. The Black Edition adds a redesigned output transformer, integrated DAC3 with hi-res digital inputs, and the sophisticated input selection technology from Unison Research's reference components.\u003c\/p\u003e\n\n\u003ch5\u003eKEY FEATURES\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePure Class A Operation:\u003c\/strong\u003e 10W single-ended design with ultralinear output transformer (43% tap)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGold Lion Valves:\u003c\/strong\u003e 2x ECC82 signal tubes and 2x KT77 power tubes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRedesigned Output Transformer:\u003c\/strong\u003e 5-section design optimized for KT77 tubes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectronic Bias Adjustment:\u003c\/strong\u003e Precise control without auto-bias compromises\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated DAC3:\u003c\/strong\u003e USB (PCM to 384kHz, DSD native to 256x, DoP to 128x), Toslink, and SPDIF\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSubwoofer Output:\u003c\/strong\u003e Unfiltered RCA maintains tube character\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch5\u003eBLACK EDITION REFINEMENTS\u003c\/h5\u003e\n\u003cp\u003eThe Black Edition features a piano black wood front panel, gun metal finish, and updated graphics. Beyond aesthetics, the input selection circuit uses micro relays with Return GND technology for lower noise and better channel separation. The redesigned output transformer extracts maximum performance from the KT77 power tubes.\u003c\/p\u003e\n\n\u003ch5\u003eIDEAL PAIRINGS\u003c\/h5\u003e\n\u003cp\u003eAt 10 watts, the Simply Italy Black Edition excels with high-sensitivity speakers. Horn-loaded designs and other efficient speakers (93dB and above) make ideal partners. The selectable feedback (4dB\/3dB) lets you tune response for your specific speakers.\u003c\/p\u003e\n\n\u003ch5\u003eTHE LISTENING ROOM DIFFERENCE\u003c\/h5\u003e\n\u003cp\u003eWe are a third-generation family business with a showroom in Chestertown, Maryland. We bring decades of experience and honest guidance to every interaction.\u003c\/p\u003e\n\n\u003ch5\u003eSPECIFICATIONS\u003c\/h5\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10W (Class A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFrequency Response\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15Hz - 50kHz (-1dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSignal Valves\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2x ECC82 Gold Lion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Valves\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2x KT77 Gold Lion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Class\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePure Class A, ultralinear (43% tap)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAnalog Inputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3x RCA line\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDigital Inputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUSB, SPDIF, Toslink (up to 192kHz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFeedback\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSelectable 4dB \/ 3dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions (W x H x D)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e26 x 18 x 40 cm (10.2\" x 7.1\" x 15.7\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15 kg (33 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Unison Research","offers":[{"title":"Default Title","offer_id":42504886681696,"sku":"URSIMPLYITALYBE","price":4299.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/5073\/8528\/files\/simplyitalybe_01.jpg?v=1769019286"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/5073\/8528\/collections\/UnisonResearchS6BlackEditionTubeIntegratedAmplifierDiagonalSidephoto.jpg?v=1769109144","url":"https:\/\/listenroom.com\/collections\/unison-research-black-edition.oembed","provider":"The Listening Room","version":"1.0","type":"link"}