The 100% DIY Build Subwoofer Passive Crossover Low Pass Filter project is one of the brilliant art of engineering that is build based on electronic fundamentals. It features a butterworth type filter ...

This application note presents the design and analysis of a passive LC filter. It briefly describes the use of measurement-based model for design and analysis, as well as the modeling filter behavior ...

My previous column described the Sallen-Key circuit for a low-pass filter. At times, you will not find a low-pass filter with the specifications you need in an anti-alias circuit, so you might decide ...

Over the years controversy has raged back and forth on whether brick wall filters used in digital audio (namely for CD playback systems) exhibit phase shifts in the audio band (20Hz to 20kHz). Audio ...