Modding guitar pedal to a line level processor + widen frequency bands : r/diypedals
Simple guitar 5 band EQ using the BA3812L chip nexp.pt
3-band parametric EQ - SabroTone
Boss GE-7B Bass Equalizer guitar pedal schematic diagram
Simulating the Boss GE-7 Graphic Equalizer in LTSpice
Active Tilt Equalizer - PARASIT STUDIO
Guitar/Bass Graphic EQ
Stereo Vacuum Tube Studio EQ based on 1955 Circuit – Preservation Sound
Got a request for this one. It's a nice boost with a 3-band EQ. Pots are board mounted and it will fit in a 159… | Diy guitar pedal, Guitar pedals, Distortion pedal
Simple, Easy Parametric and Graphic EQ's, Plus Peaks and Notches
Mr. EQ
10 Band Graphic Equalizer Circuit - Homemade Circuit Projects
Schematics – electric-safari
Boss GE-7 Equalizer guitar pedal schematic diagram
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
Simple, Easy Parametric and Graphic EQ's, Plus Peaks and Notches