Monthly Archives: January 2015

Upgrades and Bluetooth

The upgrade to my friend’s Quad 405 went very well, it sounded a lot better to my ears. Deeper and more weighty base, much clearer and less muddy midrange and the sound stage spread from about one meter wide to … Continue reading

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Quad 405-2 Service and Upgrade

At the moment I am working on a friend’s Quad 405-2. ¬†It has never been serviced and is well over 30 years old. ¬†Electrolytic capacitors have a limited lifetime, mostly 2000 hours, special ones more (the ones I am using … Continue reading

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