Band Stop Filters are called Reject Filters
Brick Wall Filter
Brick-wall" lowpass audio filter needs no tuning - EDN
High-Pass Filter - MATLAB & Simulink
Brick-wall" lowpass audio filter needs no tuning - EDN
Filter Basics: Stop, Block, and Roll(off) | Nuts & Volts Magazine
So, the cat's out the bag | It's only Audio
Low-pass Filters | Filters | Electronics Textbook
Basics of audio filters
Two-Outlet Audio Surge Protector | Brick Wall
Low-pass filter - Wikipedia
How to Build Audio Filter Circuits - Circuit Basics
AP System One/Two Brick-Wall filter | It's only Audio
Further With Filters
Low-Pass Filter - Audacity Manual
Ringing False: Digital Audio's Ubiquitous Filter Page 2 | Stereophile.com
Equivalent noise bandwidth (ENBW) of window functions - GaussianWaves
Antialiasing Filter - an overview | ScienceDirect Topics
Audio Filters: Understanding the filters - Part 5
Audio EQ: What Is A High-Pass Filter & How Do HPFs Work? – My New Microphone
Brick Wall Digital Filters and Phase Deviations | Audioholics
DLW Associates FL1718 DLW Associates AM Broadcast Band Brick-Wall High Pass Filters | DX Engineering
Theoretical Background
What are the key parameters of filters
