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
JHS Clover Preamp EQ Pedal w/ XLR Output
Simple, Easy Parametric and Graphic EQ's, Plus Peaks and Notches
10-band Graphic EQ KIT
Align Series Equalizer Acoustic Pedal — LR Baggs
Gob Small Fi Foot pedal Bass Cut Lo Fidelity effect pedal Passive EQ High Pass Filter Low | Reverb
Passive 3 band EQ
Heritage Audio MOTORCITY - Heritage EQualizer Set - Vintage King
Gob Instruments Small Fi Toggle Bass Cut Metal Lo Fidelity pedal Passive EQ High Pass Filter Low | Reverb
How to use bass EQ pedals to take full control of your low-end | Guitar World
Ibanez PQ9 Parametric EQ | Reverb
The Best EQ Pedal Roundup (Guitarsite)
Image result for passive 3 band eq wiring | Diy guitar pedal, Diy guitar amp, Guitar pedals
Gob Instruments Small Fi Bass Cut Metal Enclosure Lo Fidelity pedal Passive EQ High Pass Filter Low | Reverb
Anyone here ever use one of these ? Ayan Smooth and Slim passive EQ | The Gear Page
Heritage Audio MotorCity EQualizer Stereo Bundle | Sweetwater
Empress ParaEQ MKII EQ Pedal – Chicago Music Exchange
Passive EQ vs. Active EQ: What's the difference? - YouTube
Spaceman Effects Limited Edition Comet Equinox EQ Pedal | eBay
SMALL FI 4 BASS CUT LO FIDELITY EFFECT PEDAL PASSIVE EQ HIGH PASS FILTER LOW | eBay
