Amazon.com: JOYO Metal Distortion Pedal with 3 Band EQ and Low-Mid-High Gain Boost for Electric Guitar Effect - Bypass (Extreme Metal JF-17) : Musical Instruments
Carl Martin 3 Band Parametric Pre-Amp | Reverb
Amazon.com: JOYO 6-Band EQ Pedal Electric Guitar Equalizer (100Hz 200Hz 400Hz 800Hz 1.6kHz 3.2kHz) Provides ±18dB for Each Band (JF-11) : Musical Instruments
OLD BLOOD NOISE ENDEAVORS EQ + Buffer [3 Band EQ + Buffer w/Sliders]|ミュージックランドKEY
Passive 3 band EQ
The Best Overdrive Pedals with a 3-Band EQ (2023) - GuitarFortune
Old Blood Noise Endeavors3 Band EQ + Buffer w/ Sliders -White-《イコライザー/バッファー》【Webショップ限定】商品詳細 | ギタープラネット | 御茶ノ水 楽器の専門店、通信販売、楽器買取
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