Rock Bottom EQ
Simple guitar 5 band EQ using the BA3812L chip nexp.pt
Simple, Easy Parametric and Graphic EQ's, Plus Peaks and Notches
1-BAnd pArAmetric EQ
Boss GE-7B Bass Equalizer guitar pedal schematic diagram
Boss GE-7 Equalizer guitar pedal schematic diagram
Experimentalists Anonymous DIY Archives
Guitar FX Layouts: 2, 4 & 8 Band Gyrator EQ
Simple, Easy Parametric and Graphic EQ's, Plus Peaks and Notches
Multi Active Band-Pass Filter Equalizer (Guitar Pedal) | diyAudio
Experimentalists Anonymous DIY Archives
Guitar Pedal X - GPX Blog - A Brief Hobbyist Primer on Key Tone Stack Types and Circuit EQ Configurations - in collaboration with Master-Builder Adrian 'Thorpy' Thorpe
3 Creative Ways You Can Use An EQ Pedal - Andertons Blog
MXR - 6 and 10 band Equalizer - freestompboxes.org
Boss GE-7 Equalizer guitar pedal schematic diagram
Proto Pedal Example: Analog Equalizer Project - SparkFun Learn
Simulating the Boss GE-7 Graphic Equalizer in LTSpice
Passive 3 band EQ
Electro Harmonix Graphic Equalizer - Circuit Scheme
Guitar/Bass Graphic EQ
Simple, Easy Parametric and Graphic EQ's, Plus Peaks and Notches
Image result for passive 3 band eq wiring | Diy guitar pedal, Diy guitar amp, Guitar pedals
Designing the Hard Bargain distortion pedal – Electric Druid
Proto Pedal Example: Analog Equalizer Project - SparkFun Learn
