{"product_id":"teac-ud-507-usb-dac-headphone-amplifier-preamplifier","title":"TEAC UD-507 USB DAC \/ Headphone Amplifier \/ Preamplifier","description":"\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThe TEAC UD-507 USB DAC \/ Headphone Amplifier \/ Preamplifier is a reference-grade digital audio component that combines exceptional sound quality with remarkable versatility. Built around TEAC's proprietary TRDD 5 discrete DAC, a fully balanced dual-mono architecture, and the advanced TEAC-HCLD2 headphone amplifier, the UD-507 delivers extraordinary clarity, musicality, and precision. Whether serving as the centerpiece of a high-end headphone setup, a premium USB DAC, or the control hub for a two-channel Hi-Fi system, the UD-507 is engineered to reveal every nuance of your music.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0833\/6139\/9068\/files\/ud-507_black_silver_side_by_side.jpg?v=1783235932\" alt=\"\"\u003e\u003c\/span\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h3\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eTEAC TRDD 5 Discrete DAC\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eInstead of relying on a conventional DAC chip, the UD-507 features TEAC's in-house TRDD 5 (TEAC Reference Discrete DAC) architecture. Designed with carefully selected discrete components, it delivers a natural, highly detailed sound with exceptional dynamics, accurate imaging, and outstanding musical realism. Support for PCM up to 384kHz\/32-bit and native DSD 22.5MHz ensures compatibility with today's highest-resolution audio formats.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eTEAC-QVCS Precision Volume Control\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eTEAC's Quad Volume Control System (QVCS) independently controls the left, right, positive, and negative channels using a precision analog attenuator. This innovative design preserves channel balance while minimizing signal degradation, providing exceptionally transparent volume control when using the UD-507 as a preamplifier.\u003c\/span\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eTEAC-HCLD2 Balanced Headphone Amplifier\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eDesigned for demanding headphone enthusiasts, the UD-507 incorporates TEAC's High Current Line Driver 2 (HCLD2) technology to deliver outstanding power, control, and low distortion. Multiple balanced and single-ended headphone outputs provide excellent compatibility with a wide range of headphones, from sensitive in-ear monitors to high-impedance reference models.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eRDOT-NEO Digital Upsampling\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eTEAC's proprietary \u003c\/span\u003e\u003cspan\u003eRDOT-NEO (Refined Digital Output Technology)\u003c\/span\u003e\u003cspan\u003e intelligently upsamples PCM audio to produce smoother waveforms and improved musical detail. The result is a more natural, engaging listening experience while preserving the integrity of the original recording.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eFully Balanced Dual-Mono Design\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eSeparate left and right signal paths minimize crosstalk and interference, improving stereo imaging, channel separation, and overall transparency. This dual-mono architecture helps create a wider, more realistic soundstage with exceptional precision.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eHigh-Performance Stereo Preamplifier\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eWith balanced XLR and RCA outputs, the UD-507 functions as a premium analog preamplifier for high-end power amplifiers. Combined with the TEAC-QVCS analog volume control, it delivers accurate signal management while maintaining exceptional sonic purity.\u003c\/span\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eExtensive Connectivity\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThe UD-507 offers comprehensive connectivity for both digital and analog sources, including USB-B, USB-C, coaxial, optical, Bluetooth®, balanced XLR, and RCA connections. A dedicated 10MHz external clock input allows integration with a master clock for even greater timing accuracy in reference-grade audio systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003ePremium Engineering \u0026amp; Build Quality\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eHoused in TEAC's beautifully crafted Reference 500 Series aluminum chassis, the UD-507 incorporates vibration-resistant construction, upgraded Stressless isolation feet, and premium internal components to preserve signal integrity and long-term reliability.\u003c\/span\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eRockOnAV Expert Insight\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThe UD-507 stands apart from conventional DACs by combining TEAC's proprietary technologies with true audiophile engineering. The TRDD 5 discrete DAC, TEAC-QVCS analog volume control, RDOT-NEO upsampling, and TEAC-HCLD2 headphone amplifier work together to create a remarkably transparent and natural listening experience. Whether paired with the TEAC AP-507, AP-701, or another premium power amplifier, the UD-507 serves as a true reference-quality digital front end capable of anchoring an exceptional two-channel or headphone system.\u003c\/span\u003e\u003c\/p\u003e","brand":"TEAC","offers":[{"title":"Black","offer_id":54274045673756,"sku":null,"price":2199.0,"currency_code":"USD","in_stock":true},{"title":"Silver","offer_id":54274045706524,"sku":null,"price":2199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0833\/6139\/9068\/files\/ud-507-b_front.jpg?v=1783235348","url":"https:\/\/rockonav.com\/products\/teac-ud-507-usb-dac-headphone-amplifier-preamplifier","provider":"RockOnAV","version":"1.0","type":"link"}