{"product_id":"union-audio-four-valve-signature-series-425392","title":"FOUR.VALVE Signature-Series","description":"\u003ch3\u003eA Signature Edition at the Top of the Tube Mixer Range\u003c\/h3\u003eDerived from the 2V and 4V versions, the Signature Series 4V pushes high-end analog engineering further with a luxurious \u003cstrong\u003emodern-retro\u003c\/strong\u003e design. Blue and white channel indicators inspired by the elara.6, metal chassis, and wooden trims emphasize a character that is both exclusive and timeless. Audio refinements-refined RIAA, parallel VCA, MUSES01-maximize transparency while preserving the organic warmth of tubes.\u003ch3\u003eWho Is It For and What Are Its Uses?\u003c\/h3\u003eDesigned for demanding DJs, audiophiles, and premium sound engineers, the 4V shines in clubs, listening bars, studios, or high-end mobile setups. Its warm and detailed sonic signature enhances house, disco, and techno sets as well as precise vinyl listening. Robust and reliable, it integrates equally well in fixed installations or touring performances.\u003ch3\u003eFeatures and Innovations\u003c\/h3\u003eEach channel features dedicated phono and line inputs, an independent effects send, and a musical 3-band EQ that respects the character of the tubes. The \u003cstrong\u003eInnofader\u003c\/strong\u003e crossfader, dual analog VU meters, and powerful headphone amplifier (split cue, cue\/mix) ensure precise monitoring. On the outputs side, the master in \u003cstrong\u003ebalanced XLR\u003c\/strong\u003e, booth in 6.3 mm jack, and record output in RCA, with separate level controls, offer flexible integration into PA systems or studios. The included \u003cstrong\u003eMix.R\u003c\/strong\u003e linear power supply stabilizes the soundstage and improves dynamic headroom. Fully \u003cstrong\u003e100% analog\u003c\/strong\u003e, the 4V relies on no software and prioritizes immediate ergonomics for mixing.\n\n\u003ch2\u003eTechnical specifications\u003c\/h2\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:2rem\"\u003e\n\u003ctable style=\"flex:1 1 300px;width:100%\"\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003eAnalog\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eUSB stereo recording \/ playback\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003eNo\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ctable style=\"flex:1 1 300px;width:100%\"\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eNumber of faders\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003e4\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eRackable\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003eNo\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:2rem\"\u003e\n\u003cdiv style=\"flex:1 1 300px\"\u003e\n\u003ctable style=\"width:100%\"\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003ePer channel inputs\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003ededicated phono and line (RCA)\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eOutputs\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003ebalanced Master XLR, Booth 6.3 mm jack, Record RCA\u003c\/td\u003e\u003c\/tr\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eHeadphones\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003e6.3 mm jack and 3.5 mm mini-jack\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 300px\"\u003e\n\u003ctable style=\"width:100%\"\u003e\n  \u003ctr\u003e\u003ctd style=\"text-align:left\"\u003e\u003cstrong\u003eSeparate level controls\u003c\/strong\u003e\u003c\/td\u003e\u003ctd style=\"text-align:left\"\u003eMaster, Booth, Aux Return\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Union Audio","offers":[{"title":"Default Title","offer_id":54358870688019,"sku":"425392","price":3599.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/0872\/6803\/files\/9172467e86ac1f9d09bbf8a31284390be7db9524_UNION_AUDIO_550102.jpg?v=1787353580","url":"https:\/\/woodbrass.shop\/products\/union-audio-four-valve-signature-series-425392","provider":"Woodbrass.com","version":"1.0","type":"link"}