Q: Which QED optical cable is best for hi-res audio?

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  Answer: If your amplifier can achieve higher bit rate audio with the USB Audio Input (for example, accepting up to 32bit/384kHz & DSD 256 digital files from Mac or PC), then you would need the QED Reference USB cable.

• Q. Are digital coax cables capable of hi res audio?

  Answer: Ordinary 75 ohm coaxial cable has been used for years as TV aerial cable with frequencies in the UHF band 470 MHz and beyond so 24/384 at 18 Mb/s would be no problem for a cable like this. However with digital coaxial outputs, like all such ...

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• Q. Which analogue cable is capable of hi res audio?

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• Reference Digital Audio 40 - Q. What is special about the QED Reference Digital Audio 40 plugs?

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