A while back, we reviewed some basics on how to apply digital filters to sort out signals with undesirable elements riding on top of them, i.e. a square wave that’s being corrupted by a sinusoidal ...

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 ...

Analog oscillators produce excellent sine waves but are temperamental and hard to design. They also require extensive redesign every time you change the oscillation frequency. Digital oscillators are ...