QED Reference USB 2.0 cable (USB-A – B)

Name: QED Reference USB-A to USB-B cable, 2.0 | 3 meter
SKU: QE-RF3249
Price: 133.77 EUR

high-end USB cable from QED Reference for the discerning Hi-Fi enthusiast.

Starts at 101 EUR /pc.

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Highlights:

• Updated and improved design for 2020 with a slimmer and more flexible profile
• Builds on extensive research and principles laid out in the Genesis report
• Uses 99.999% oxygen-free copper in a tightly controlled twisted pair design
• Unique Clean Path Audio technology to electrically isolate data lines
• Integrates Ferrite Insulation technology to minimize high frequency noise
• Ultra-low jitter geometry significantly improves sound quality
• Ideal for high-resolution audio with superior jitter performance

QED Reference High Resolution USB Cable:

USB cable, updated for 2020, is designed to deliver an enhanced audio experience without compromise. With its slimmer and more flexible profile, the cable is not only easier to handle, but also optimized to ensure the best sound quality. Inspired by QED's extensive research into cable design, which began in 1995 and is detailed in the updated Genesis Report, this cable is the culmination of decades of expertise. With a carefully controlled impedance and the use of 99.999% oxygen-free copper, the cable ensures a precise data transfer with minimal jitter, which is essential for authentic sound reproduction. In addition, QED's unique Clean Path Audio and Ferrite Insulation technologies are used to isolate data paths and absorb RF noise, contributing to a cleaner and clearer sound. Whether for home use or professional setups, the QED Reference High Resolution USB cable delivers unparalleled sound quality that meets the demands of even the most demanding audio enthusiasts.

Specifications:

• Outer diameter: 7 mm
• Characteristic Impedance: 90 O +/-5%
• Attenuation of signal pairs: < -0.11 dB/m @ 480 MHz
• Propagation Delay: Maximum 26 ns
• Propagation Delay Skew: Maximum 68 ps
• Maximum data speed: 480 Mb/s
• Worst case time-related jitter: < 76 ps pk-pk (5 m cable measured at 480 Mb/s; 440 mV rms)

QE-RF3243: QED Reference USB 2.0 cable (USB-A – B) | 60 cm

QE-RF3245: QED Reference USB 2.0 cable (USB-A – B) | 1 meter

QE-RF3247: QED Reference USB-A to USB-B cable, 2.0 | 2 meter

QE-RF3249: QED Reference USB-A to USB-B cable, 2.0 | 3 meter

Brand description - QED

QED is a British specialist in audio cables that has been designing and developing superior AV cables for nearly five decades. Since the launch of their groundbreaking QED 79-strand cable in 1976, which was the world's first "specialist" speaker cable, QED has been a pioneer in cable technology. This product clearly demonstrated how cables can have a noticeable impact on sound quality. Since then, the company has utilized extensive scientific research and computer-aided design to ensure that their products remain cutting-edge.

This rich heritage and constant pursuit of innovation are at the heart of QED's latest products. All cables deliver superior performance, without compromising their competitive price points. QED offers a wide range of high-quality products, from entry-level to high-end cables.

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