Previously Featured Builds

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Spencer Cheung(ax-p7)

Spencer Cheung

Here I present my new project AX to your gallery. I have made Balance Zen, AP and A60. This is… More...
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Spencer Cheung

Spencer Cheung

This is my first project of your design after reading so much information in Pass DIY wedsite. First, sorry no… More...

Amp Camp Project — Pass DIY / 2016

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Audio, Distortion and Feedback — Nelson Pass / 2008

Audiophiles seem to revel in minor controversies – vinyl vs CD's, tubes versus solid state, capacitor, wires, magic dots... and negative feedback. At one extreme, the position is that “feedback makes amplifiers perfect”. At the other extreme, “feedback is a menacing succubus that sucks the life out of the music, leaving a dried husk, devoid of soul”. The former viewpoint usually belongs to so-called “objectivists” who have a fine appreciation for electronic theory and measurements. Their opposites would be the “subjectivists” who emphasize the listening experience and often own tube amplifiers. Accusations are occasionally made that objectivists can't hear, and… More...

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