In “Filter DC Voltages Outside Your Supply Rails” we saw how you can re-imagine a popular active bandpass filter topology into a building block for a form of higher-order lowpass filter that doesn’t ...

Previously on The Filter Wizard (“Simulate Circuits in a Spreadsheet with some ‘Ladderal Thinking’ “), we saw how to use a spreadsheet such as Excel to calculate the frequency response of a filter ...

Low-pass filters (LPFs) are fundamental components in modern electronic systems, serving to permit signals below a designated cutoff frequency while attenuating higher frequencies. Recent advances ...

Recent advances in power converter design have underscored the importance of mitigating electromagnetic interference (EMI) to maintain system reliability and compliance with regulatory standards. EMI ...

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 ...