{"product_id":"ladder-handel-desktop-usb-interface","title":"LADDER Handel Desktop USB Interface","description":"\u003ch1\u003e\u003cstrong\u003edigital USB interface with external clock inputs\u003c\/strong\u003e\u003c\/h1\u003e\n \u003cp\u003eThe Ladder Handel is a dedicated digital USB interface designed to give you control over how digital audio moves from your source to your DAC. It accepts USB input and outputs AES, coaxial, optical, and I2S, with support for external clocking in systems built around synchronization and timing accuracy.\u003c\/p\u003e\n \u003ch2\u003e\u003cstrong\u003eBuilt to manage digital signal flow\u003c\/strong\u003e\u003c\/h2\u003e\n \u003cp\u003eThe Handel sits between your source and your DAC when you want more options than a single USB connection allows. It lets you choose the output format that best matches your DAC, cabling, and system layout. The goal is clean digital handoff, fewer limitations, and predictable behavior in daily use.\u003c\/p\u003e\n \u003ch2\u003e\u003cstrong\u003eUSB input with multiple digital outputs\u003c\/strong\u003e\u003c\/h2\u003e\n \u003cp\u003eUSB input feeds a full set of digital outputs, including AES, coaxial, optical, and I2S. AES is useful for longer runs and DACs that prioritize balanced digital connections. Coaxial and optical offer compatibility with a wide range of gear. I2S is available for DACs designed to take advantage of it, with selectable modes to support different implementations.\u003c\/p\u003e\n \u003ch2\u003e\u003cstrong\u003eExternal clock support for synchronized systems\u003c\/strong\u003e\u003c\/h2\u003e\n \u003cp\u003eThe Handel includes dedicated clock inputs at 45.1584 MHz and 49.152 MHz. If your system uses an external clock, these inputs allow Handel to lock to it. This matters in multi-device digital chains where timing consistency is part of the design.\u003c\/p\u003e\n \u003ch2\u003e\u003cstrong\u003eClear front-panel indicators\u003c\/strong\u003e\u003c\/h2\u003e\n \u003cp\u003eThe front panel displays the active sampling rate using dedicated indicators. You can confirm the incoming signal format at a glance without navigating menus or software controls.\u003c\/p\u003e\n \u003ch2\u003e\u003cstrong\u003ePower supply designed for stability\u003c\/strong\u003e\u003c\/h2\u003e\n \u003cp\u003eThe internal power architecture uses multiple transformer groups, parallel MOSFET regulation, and large reservoir capacitance. Seventeen customized 2200u capacitors are specified to maintain steady voltage under load. This approach focuses on consistency rather than chasing numbers.\u003c\/p\u003e\n \u003ch2\u003e\u003cstrong\u003eIndependent voltage regulation\u003c\/strong\u003e\u003c\/h2\u003e\n \u003cp\u003eMultiple LT1763 regulators provide independent power rails for different circuit sections. Separating these rails helps prevent interaction between stages and keeps performance consistent as operating conditions change.\u003c\/p\u003e\n \u003ch2\u003e\u003cstrong\u003eTemperature-controlled clock module\u003c\/strong\u003e\u003c\/h2\u003e\n \u003cp\u003eThe clock module is built around a constant-temperature crystal oscillator powered by dual LT3045 regulators. A CNC-machined shielding enclosure isolates the oscillator to maintain stable operating conditions and predictable timing behavior.\u003c\/p\u003e\n \u003ch2\u003e\u003cstrong\u003eCompact desktop format\u003c\/strong\u003e\u003c\/h2\u003e\n \u003cp\u003eThe Handel is sized for desktop and rack-adjacent use, with a low-profile chassis that integrates easily into an existing system. Dimensions are 13.27 in (337 mm) wide, 10.43 in (265 mm) deep, and 2.24 in (57 mm) tall.\u003c\/p\u003e\n \u003ch3\u003e\u003cstrong\u003eProduct highlights\u003c\/strong\u003e\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eDedicated USB digital interface for DAC connectivity\u003cbr\u003e\n \u003c\/li\u003e\n \u003cli\u003eAES, coaxial, optical, and I2S digital outputs\u003cbr\u003e\n \u003c\/li\u003e\n \u003cli\u003eExternal clock inputs at 45.1584 MHz and 49.152 MHz\u003cbr\u003e\n \u003c\/li\u003e\n \u003cli\u003eFront-panel sampling rate indicators\u003cbr\u003e\n \u003c\/li\u003e\n \u003cli\u003eMulti-stage power supply with MOSFET regulation and large capacitance\u003cbr\u003e\n \u003c\/li\u003e\n \u003cli\u003eConstant-temperature crystal oscillator with shielding enclosure\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003ch3\u003e\u003cstrong\u003eSpecs\u003c\/strong\u003e\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eProduct type: digital USB interface\u003cbr\u003e\n \u003c\/li\u003e\n \u003cli\u003eDigital input: USB\u003cbr\u003e\n \u003c\/li\u003e\n \u003cli\u003eAdditional inputs: coaxial, optical, AES, clock input\u003cbr\u003e\n \u003c\/li\u003e\n \u003cli\u003eDigital outputs: AES 1, AES 2, coaxial, optical, I2S A, I2S C\u003cbr\u003e\n \u003c\/li\u003e\n \u003cli\u003eExternal clock inputs: 45.1584 MHz, 49.152 MHz\u003cbr\u003e\n \u003c\/li\u003e\n \u003cli\u003ePower supply design: multiple transformer groups, MOSFET\u003c\/li\u003e\n \u003c\/ul\u003e","brand":"LADDER","offers":[{"title":"Default Title","offer_id":46866188271791,"sku":"APS-1224-1","price":1899.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6415\/2239\/files\/apos-audio-ladder-headphone-amp-ladder-handel-desktop-usb-interface-1214393148.jpg?v=1777716152","url":"https:\/\/freshized.com\/products\/ladder-handel-desktop-usb-interface","provider":"Freshized","version":"1.0","type":"link"}