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![Linear Audio USB stick](/sites/linearaudio.net/files/styles/max_325x325/public/2022-04/stick.png.webp?itok=3cC_QgIe)
Now available as a fully searchable PDF collection – the Linear Audio USB stick!
See this page for details and ordering info.
Dr. Ramkumar Ramaswamy wrote a nice article for Linear Audio "A universal Continuous-Time active filter", Vol 1, pp 77. I had an intersting discussion with Ramkumar about the meaning of the "Characteristic Frequency" of a filter. As a follow-up, Ramkumar has written On the Characteristic Frequency of a Filter . This article is available online.