GuitarPCB One Knob Fuzz Pedal Kit by Pedal Parts and Kits
NEW High Quality Demonfx King Spark Overdrive 4 Knob With One Model Guitar Effect Pedal Overdrive With True Bypass|Guitar Parts & Accessories| - AliExpress
The Ultimate One Knob Fuzz Shootout - YouTube
Overdrive Overload: 6-Pedal Review Roundup - Premier Guitar
7 One-Knob Pedals That Transform Your Tone - zZounds Music Blog
Please recommend a one-knob overdrive pedal that cleans up nicely | The Gear Page
First proper pedal - A one knob fuzz circuit! It's very loud. I love it. The blue LED gives it a very cold look. : r/diypedals
Guitar Pedal X - GPX Blog - One Knob Wonders! - 17 of the Best One Knob Pedals