QED
QED is a brand name of UK company Armour Home Electronics and specialises mainly in audio control gear and cables.

QED Audio Products was started In 1973 by Bob Abraham and Ian Vine and changed the way people though about hi-fi cables. By the time QED 79 strand was launched in 1978, it wasn
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Pre-Amp Manuals
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Armour Home Electronics, Units 7 & 8, Stortford Hall Industrial Park, Dunmow Road, Bishops Stortford, Hertfordshire, United Kingdom, CM23 5GZ
The HiFi Engine website is not affiliated with or sponsored by QED. If you wish to buy a product from the company please contact them via their website/address or visit an authorised retailer. QED is a trademark of that company.