The Art of electronics - exercises - Additional exercise 3 of Chapter 1. Design a "rumble filter" for audio. It should pass frequencies greater then 20 Hz (set the "-3 dB" point
Rumble Filter (CB944E)
High Pass Filter Circuit | Rumble Filter - Engineering Projects
What is the ideal conventional rumble filter?- Douglas Self | diyAudio
LP Rumble Filter and LV Phono Preamp
Scratch And Rumble Filter Circuit
ART Precision Phono Preamp with Switchable Low Cut Rumble Filter | Reverb