Notch Filters - Theory and Software Implementation - Phil’s Lab #39

Everything from notch filter basics, uses of a notch filter, through to derivation, discretisation of an analogue prototype/model, and final implementation on an embedded system (STM32 microcontroller) using the C programming language. [SUPPORT] Free trial of Altium Designer: PCBA from $0 (Free Setup, Free Stencil): Patreon: [LINKS] Git: IIR Filters: Z-Transform: Real-Time Implementation of Analogue Filters: Tustin Transform: [TIMESTAMPS] 00:00 Introduction 00:25 Altium Designer Free Trial 00:54 Content 1:26 Notch Filter Baiscs 3:01 Analogue Notch Filter 5:29 Standard Form Transfer Function 5:57 Example Frequency Responses 6:21 Discretisation 8:37 Digital Notch Filter 8:54 Pre-Warping 9:33 Analogue vs Digital Frequency Response 10:06 Practical Considerations 11:28 Software Implementation (STM32CubeIDE) 12:25 Filter Initialisation and Update Functions 14:48 Main.c Filter and Test Set-Up 15:39 Demonstration ID: QIBvbJtYjWuHiTG0uCoK