{"product_id":"radial-engineering-j48-mono","title":"Radial Engineering J48 (Mono)","description":"\u003ch3\u003eRadial Engineering J48 – Mono Active DI for Maximum Headroom \u0026amp; Transparent Tone\u003c\/h3\u003e\n\u003cp\u003eThe Radial Engineering J48 is a premium single-channel active DI box built for professional musicians, engineers, and touring setups. Designed specifically for active acoustic guitars, basses, and high-output instruments, the J48 uses 48V phantom power to generate a higher internal rail voltage, giving it exceptional headroom and the ability to handle transients up to 9V without distortion. The result is a clean, natural sound that preserves the true character of your instrument on stage or in the studio.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-headroom active design:\u003c\/strong\u003e Phantom-powered circuit provides exceptional dynamic range and low distortion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHandles hot signals:\u003c\/strong\u003e Ideal for active pickups, acoustic preamps, and high-output instruments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePro touring construction:\u003c\/strong\u003e 14-gauge steel with Radial’s bookend design for maximum durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEssential controls:\u003c\/strong\u003e Includes -15 dB pad, ground lift, 180° polarity reverse, and Merge (stereo-to-mono) switch.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNoise-free performance:\u003c\/strong\u003e Transformer isolation minimizes hum and buzz in challenging stage environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCustomer Benefits\u003c\/h4\u003e\n\u003cp\u003eWith its high internal headroom and pristine signal path, the J48 ensures your instrument always sounds full, open, and dynamic. It prevents overloading, maintains clarity with active pickups, and withstands the demands of touring and live production.\u003c\/p\u003e\n\u003ch4\u003eQuick Specs\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Active mono DI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 48V phantom power (no batteries required)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Signal Handling:\u003c\/strong\u003e Up to 9V transients\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControls:\u003c\/strong\u003e Pad (-15 dB), Merge, Ground Lift, 180° polarity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInputs:\u003c\/strong\u003e 1 × 1\/4\" Hi-Z input + Thru\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput:\u003c\/strong\u003e Balanced XLR\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e 14-gauge steel, bookend protective frame\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 3-year transferable\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eWhat’s in the Box\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eRadial Engineering J48 (Mono)\u003c\/li\u003e\n\u003cli\u003eUser documentation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eUse Cases \/ Ideal For\u003c\/h4\u003e\n\u003cp\u003eActive acoustic guitars, basses, keyboards, acoustic preamps, on-stage DI solutions, studio tracking, and professional touring rigs.\u003c\/p\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eWorks with any mixer or interface providing 48V phantom power. Suitable for live sound, studio recording, broadcast, and rental setups.\u003c\/p\u003e\n\u003ch4\u003ePros \u0026amp; Cons\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003e✅ Pros:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIndustry-leading headroom and clarity\u003c\/li\u003e\n\u003cli\u003eExtremely durable construction for touring\u003c\/li\u003e\n\u003cli\u003eIdeal for active pickups and hot signals\u003c\/li\u003e\n\u003cli\u003eMerge function supports stereo-to-mono instruments\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e⚠️ Cons:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRequires phantom power—no battery option\u003c\/li\u003e\n\u003cli\u003eMore expensive than basic direct boxes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Radial J48 delivers pristine tone, unmatched headroom, and road-ready reliability—available now at Soundium.\u003c\/p\u003e","brand":"Radial Engineering","offers":[{"title":"Default Title","offer_id":54242829369612,"sku":"RE-J48-MONO","price":269.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0711\/7416\/0652\/files\/radial-engineering-j48-mono-hero.jpg?v=1778063974","url":"https:\/\/soundium.com\/hr\/products\/radial-engineering-j48-mono","provider":"Soundium","version":"1.0","type":"link"}