Every great active filter has a carefully selected operational amplifier to create an optimum solution. Understanding the relationship between the filter’s quality factor (Q), circuit gain (G), and ...

Analog filter design remains a cornerstone of modern signal processing, instrumental in a vast array of applications spanning telecommunications, instrumentation, and biomedical engineering. Recent ...

Filters have always presented some of the toughest challenges in analog design: the math is difficult, the circuit selection is based on a variety of subtle criteria, and the component tolerances are ...

There comes a time in every electronic designer’s life when, whether they know it or not, they need an analog filter in their design. If you’re coming from a digital background, where everything is ...

EIM Technologies' Kickstarter campaign ended on April 16, 2025, reaching ~$108,000 in pledges. The book and associated kits can now be ordered from EIM directly, with details below. EIM used ...

There’s an entire genre of music called “chiptunes”, devoted to tweaking the sound of ancient videogame consoles, and a new Kickstarter project aims to put some of those controls in anyone’s hands.

We are getting the same polyphonic dual-oscillator setup with 5 different waveforms (each with unique tone/waveshaping controls), auto panning and an octave selectable sub oscillator as the desktop ...

Digital signal processors (DSPs) continue to receive a great deal of attention in new product design. For example, digital filter design reflects the importance of understanding and using this ...