{"product_id":"cad-usb-filter-usb","title":"CAD USB Filter","description":"\u003cp dir=\"auto\"\u003eComputer Audio Design · Built-in Filtering Technology · Reduces USB High-Frequency Noise\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eThe CAD USB Filter is an in-line USB filter from Computer Audio Design (CAD), specifically designed to reduce high-frequency noise generated by digital audio sources. Utilizing the same patented filtering technology found in the award-winning USB II-R cable, it plugs directly into the USB-B input of your DAC or streamer and works with any brand of USB cable, effectively blocking noise from entering the analog stage and enhancing sound clarity, dynamics, and rhythm.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eSuitable for all high-end digital audio systems using USB connections.\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eBasic Product Information\u003c\/h3\u003e\n\u003cul dir=\"auto\"\u003e\n\n\u003cli\u003eType: In-line USB Filter\u003c\/li\u003e\n\n\u003cli\u003eBrand: Computer Audio Design (CAD)\u003c\/li\u003e\n\n\u003cli\u003eConnector Type: USB-B Male + USB-B Female (B-end Filter)\u003c\/li\u003e\n\n\u003cli\u003eApplicable Devices: DACs, streamers, music servers, and other equipment with USB-B inputs\u003c\/li\u003e\n\n\u003cli\u003eCompatibility: Can be used with any brand of USB cable\u003c\/li\u003e\n\n\u003cli\u003ePositioning: High-frequency noise suppression accessory for digital systems\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch3 dir=\"auto\"\u003eCore Technology and Material Application\u003c\/h3\u003e\n\u003cul dir=\"auto\"\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003ePatented USB Filtering Technology\u003c\/strong\u003e: Developed in-house by CAD founder Scott Berry, using the same filter circuit as the USB II-R cable\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eComprehensive Filtering of All Four USB Lines\u003c\/strong\u003e: Simultaneously processes high-frequency noise on Data+, Data-, Ground, and +5V lines\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eDesigned for Proximity to DAC\u003c\/strong\u003e: Plugs directly into the device's USB-B input to maximize blockage of noise picked up by cables and interference from the source\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003ePassive Design\u003c\/strong\u003e: Does not alter data flow, re-clock, or regenerate; focuses solely on noise reduction\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eBroadband Noise Suppression\u003c\/strong\u003e: Absorbs and attenu attenuates high-frequency noise (approximately 1MHz to GHz range)\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eInternal Filter Network\u003c\/strong\u003e: Uses a proprietary design (detailed structure not disclosed) to effectively reduce noise entering the DAC\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch3 dir=\"auto\"\u003eDetailed Specifications\u003c\/h3\u003e\n\u003cul dir=\"auto\"\u003e\n\n\u003cli\u003eModel: CAD USB Filter\u003c\/li\u003e\n\n\u003cli\u003eConnectors: USB Type-B Male (connects to cable) + USB Type-B Female (connects to device)\u003c\/li\u003e\n\n\u003cli\u003eFunction: Filters high-frequency noise on USB differential signals, ground, and +5V power lines\u003c\/li\u003e\n\n\u003cli\u003eCompatibility: Works with any USB audio cable\u003c\/li\u003e\n\n\u003cli\u003eInstallation: Plugs directly into the USB-B input of a DAC \/ Streamer\u003c\/li\u003e\n\n\u003cli\u003eApplicable Systems: High-end digital audio, computer audio, streaming systems\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch3 dir=\"auto\"\u003eSound Quality and Performance\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eUsing the CAD USB Filter can bring the following improvements to your system:\u003c\/p\u003e\n\u003cul dir=\"auto\"\u003e\n\n\u003cli\u003eSignificantly improved clarity across all frequencies\u003c\/li\u003e\n\n\u003cli\u003eWider and more dynamic soundstage\u003c\/li\u003e\n\n\u003cli\u003eMore precise rhythm and timing (PRAT)\u003c\/li\u003e\n\n\u003cli\u003eNotes have more body and weight\u003c\/li\u003e\n\n\u003cli\u003eQuieter background, allowing details to emerge more easily\u003c\/li\u003e\n\n\u003cli\u003eMore natural sound, less digital harshness\u003c\/li\u003e\n\n\u003cli\u003eProvides additional focus and musicality improvements, even when paired with high-quality USB cables\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp dir=\"auto\"\u003eEspecially suitable for systems connecting computers, music servers, and streamers to DACs, helping to reduce the impact of digital noise on sound.\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003ePositive Online Reviews\u003c\/h3\u003e\n\u003cul dir=\"auto\"\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eHi-Fi+ (Alan Sircom)\u003c\/strong\u003e: Reviewed the CAD USB Filter as an introductory device to CAD's philosophy, perfectly complementing high-end USB cables from other brands without diminishing their value, but rather adding significant benefits. Many users become CAD product supporters after trying it.\u003c\/li\u003e\n\n\u003cli\u003eOther reviews highlight its ability to improve clarity, soundstage scale, speed, and rhythmic performance. It shows noticeable effects even with excellent USB cables and is considered a practical and effective digital noise suppression accessory.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e","brand":"CAD","offers":[{"title":"Default Title","offer_id":48428803522778,"sku":null,"price":6600.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0828\/3003\/3114\/files\/CAD_USB_Filter.jpg?v=1787050129","url":"https:\/\/newgenaudio.shop\/en\/products\/cad-usb-filter-usb","provider":"NewGen Audio HK","version":"1.0","type":"link"}