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Design of CFOA-Based Electronically-Tunable Band Pass Filter Suitable for Filtering of EEG Signals | SpringerLink
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A novel and compact 3.5 GHz tunable bandpass filter in SIW technology with shunt‐inductive discontinuities switched by pin diode switches - Caleffo - 2021 - Microwave and Optical Technology Letters - Wiley Online Library
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A novel and compact 3.5 GHz tunable bandpass filter in SIW technology with shunt‐inductive discontinuities switched by pin diode switches - Caleffo - 2021 - Microwave and Optical Technology Letters - Wiley Online Library
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Figure 3 from A method to design lumped-element tunable bandpass filters with constant absolute bandwidth | Semantic Scholar
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