Editor’s note: I came across this excellent tutorial article on Digital Filter Design and I thought it would be an excellent guide for novices as well as seasoned veterans. I want to thank William H.

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 ...

In part 1 of this pair of articles, we ran SPICE noise simulations on a simple second order lowpass filter. We saw that there is something fundamental about the ‘hold’ that the filter’s capacitor ...

In part one of a two part series, we unpack why digital equalizers and filters sound characteristically harsh. By Christian Luther. Digital filters (for instance, in equalizer plugins) traditionally ...

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 ...

Listen to the pop, sizzle, and hum. Look at the bars and wavy lines. These and other characteristics of electromagnetic interference (EMI) are very familiar. RF energy is radiated from a culprit ...

Murata Manufacturing has begun mass production and commercial shipment of the first high-frequency filter to use XBAR technology. First high-frequency filter to use XBAR technology goes into ...

In the recent blog article “Our wireless world – how Wi-Fi 6 will seamlessly integrate with 5G to keep us connected,” David Haynes from our Customer Support Business Group (CSBG) explained how this ...