QED Support

Q. What is QED Bandpass Filter Technology?

To learn about Bandpass Filter Technology and get a better understanding of what it can do, please click here.
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      Recently there have been discussions on television and the internet suggesting it’s not worth upgrading to high quality digital audio and HDMI cables. QED has been a leading manufacturer of cables and accessories for more than 40 years, so we thought ...
    • Q. What is QED Airloc?

      Answer: To discover what Airloc is, and how it plays a vital part in cable design, please click here.
    • Q. Are QED HDMI cables 2.0 compatible?

      Answer: All current QED HDMI cables are already compatible with the HDMI 2.0 standard and carry the "High Speed with Ethernet" logo and 3D/4K logos. For more information, please click here.
    • Q. Which QED cable has "balanced design concept speaker cable" printed on it?

      Answer: A number of QED cables have carried the "QED balanced design concept speaker cable" printed on the jacket, these included the following:- Original Qudos Silver Qudos We'd advise taking a photo of the cable you have and then submitting it to ...
    • QED Airloc Termination Tutorial - How to terminate Micro / Profile 42 Strand cables

      Please find attached a video tutorial on how to terminate QED Micro and Profile 42 Strand cables using QED Airloc termination. Note, QED Airloc crimping tool must be used, terminations and cable maybe slightly different from those shown in the ...