Nelson Pass: a portrait. Sea Ranch, CA, 2018. Photograph and image processing by David W. Robinson.
Introduction – Why do we care about 2nd harmonic?
Historically, audio amplification has been about the elimination of all forms of distortion. Early on, the premise has been that low distortion is one of the keys to audio quality and this was certainly true back when amplifiers had a lot of distortion. But in the past forty years or so distortion has been reduced to very small amounts, and as a practical matter the problem is solved.… Read the full article